Drainage holes will also allow oxygen to pass through and benefit plant roots. Here are some time-tested techniques. – The leaves are mostly turning yellow then dropping. Yellow leaves on my Bonsai Tree – What is wrong? Naturally, the tree could use up all these nutrients even before a specific season is over. Having said that, they should still be placed in a bright location. Overwatering could be detrimental to plants because you are letting excess water stand in the roots. Despite growing indoors, you still need to be aware of the temperature that your trees need daily. [...], Bonsai Bugs (Including beneficials) Please note: Ideally, using distilled water can bring good health to trees because this has a balanced formula that is readily absorbed by plants. are majority yellow. It is quite common for trees, especially evergreens, to shed old leaves that are tired and replace them with new ones. As I say the other tree is thriving. For organic solid fertilizers (like Biogold or Hanagokoro), one application will suffice every 1-2 months. A bonsai is a living work of art and seasonal changes can sometimes be experienced. 27th May, 2017. Leaf drop is usually quickly followed by a growth period. I have not heard of a pepper tree going white before – please could you email me a photo. Sarah, Dan It is noted for its graceful shape, clean foliage, attractive bark and resistance to Dutch elm disease. – Is a popular bonsai tree. Please check for water daily and only water when the soil is barely damp. Insignificant greenish flowers and fruits It is also common for a Chinese Elm to drop leaves in the first 2-3 weeks whilst it re-acclimatises and it does not mean there is anything wrong. When pruning or pinching trees, do so when the tree is in perfect health. Before correcting any kind of imbalance, you must flush out the soil you are using. He likes to explore the best benefits of bonsai for health, business, and as a whole. Naturally, when potassium levels are higher, calcium levels are lower. Dry the soil with a fan or by carefully placing the plant in a shaded area in your backyard. Are you having trouble with your bonsai? bonsaidirect bonsaidirect bonsaidirect Flushing your system will also help remove toxins and mineral salts that may be affecting the absorption of nutrients that your plants need hence the discoloration. Bonsai trees are planted in very small containers which could only contain a small amount of soil. Similar Images . Regular bonsai trees usually can do with just tap water or rainwater while some trees need distilled water to grow. You need clean water to give to your bonsai trees. Yellowing of the leaves of bonsai plants could be due to many factors. Have a good day! Use the right pot or planter on your bonsai tree. All Rights Reserved. Please do not be concerned if, within 2-3 weeks of delivery, your bonsai shows signs of yellowing or falling leaves (normally the older leaves and not the new growing tips). At this time of year new leaves should emerge in about 4 weeks and they grow really quickly. But how do you know what kind of nutrient is needed to be added or reduced? If the leaves have gone crispy this will be caused by insufficient water. Use distilled water to water your bonsai. If you have questions about the ingredients or how the fertilizer is applied to your bonsai trees, contact the manufacturer. A careful study of the type of tree you wish to turn into bonsai will help you treat any condition that may affect your plant. room is farly warm (say 20 C) tree is watered regularly (2 to 3 times per week) and pot is in a tray of bebbles usually with water covering the pebbles, yet the leaves which were on the tree when I recieved it continue to drop. Let water run off the sides of the pot to completely soak the soil. A simple soil test can be done. Remember, when using fertilizer, use an only fertilizer that is recommended for the type of tree that you want to grow. Each type of tree has its own watering requirements. This type of soil does not contain any kind of component that can cause nutrient imbalances and will be more beneficial to your plants. Signs of Bonsai Tree Diseases. Old leaves on the inside of the tree, new leaves throughout or both? best wishes (Ulmus are listed seperately under their own species guide). Because there is a large variety of trees which can be made into bonsai, reasons for the yellowing of bonsai leaves could vary as well. Sarah (sarah@bonsaidirect.co.uk), Mart65 Underwatering is one of the top reasons why tree leaves turn yellow. Yellow leaves means it's been watered too often (plus is likely in crappy 'potting' soil (which should have been rectified right away using a proper bonsai mix). Thank you so much!! It is one of the classic trees used in Japan for bonsai and so makes an excellent tree for that purpose. Question: Chinese elm yellow leaves. – If despite using the right pot or planter and fewer watering still causes overwatering and discoloration on plants then you can try this strategy. 8th January, 2018, Thanks for your comments Martin, Temp is around 68 degrees This is a good idea especially when you want to share your bonsai growing tips to others. Sarah, Fran This is applicable for coniferous trees. I also think I may have over watered it at the beginning. Growing bonsai is not merely taking a tree and trimming, pruning and wiring it. This has not been a usual trait from him. There is no specific temperature reading to follow but it’s best to use a thermometer to better gauge the temperature in a particular room or environment. 7th May, 2019, Dear Paul, The leaves are simple and ovate to oblong-ovate with serrated margins, rough on top and glabrous on the underside. Add to Likebox ... (Ulmus) as bonsai tree in yellow autumn colouring. As for bonsai, the Zelkova Serrata is a tree that lends itself well as bonsai as it grows quickly when young and then stabilizes with age, has small leaves, and is very resistant to diseases and pests. Use the appropriate techniques to the wire and prune bonsai. Genus Zelkova are large deciduous trees or shrubs with neatly serrate, ovate leaves and inconspicuous flowers and fruit; good autumn colour Details Z. serrata is a spreading medium-sized deciduous tree with smooth grey bark and neatly toothed, lance-shaped leaves turning orange and yellow in autumn. Are the leaves going dry and crispy or changing colour? Although some yellowing is normal, this condition becomes very alarming when many leaves turn yellow. I regret the gardenia is not a plant I am familiar we. Beautiful small serrated leaves on red petioles - Ultra fine twigging and gorgeous bark all conspire to make a species supremely suited to Bonsai Cultivation. – 13th February, 2017, Dear Sir I’ve watered correctly, kept on a wide window sill and only watered when the soil seems not very moist – only thing I’ve done since buying our Bonsai is to add some Japanese soil – Akadama…, bonsaidirect A number of trees, some evergreens included, have leaves which turn yellow at a certain time of the year. Take note that there is a large number of trees that can be made into a bonsai. This may have been because I forgot to water it for a longer period of time, but made sure to water it again. Bonsai trees need the ideal environmental or room temperature to grow. The Zelkova tree grows rapidly when young, quickly becoming an attractive small tree. (January 2017) I have read your information which is helpful but I am concerned as a lot of leaves have fallen (say only 40% left on tree). Sometimes yellowing becomes very persistent which could again be very disheartening especially for first-time growers. Is this normal and am i worrying unnecessarilly or am I doing something wrong? GENERAL INFORMATION Scientific name: Zelkova serrata Pronunciation: zell-KOE-vuh sair-AY-tuh Common name(s): Japanese Zelkova, Saw-Leaf Zelkova Family: Ulmaceae USDA hardiness zones: 5 through 8 (Fig. – Stress could be any form. Smooth gray bark for many years eventually roughens, good yellow to dark red fall color. It is also possible to grow Ficus bonsai trees outdoor in summer. Similar Images . Thank you for your enquiry. Prune using sterile or clean shears or cutter to prevent the spread of diseases and molds. Wang Xiang’s Taiwan West Indian Cherry Bonsai – Image Source 1) Overwatering or Under-watering. 29th May, 2017, I have a tea tree have had it for 3 1/2 yrs now from your website. Your leaves won’t return to its natural green color but instead will simply wilt and fall. I recieved a Chinese Elm as a gift purchased from yourselves approx 4 weeks ago. Autumn is, of course, when leaves on deciduous trees change colour and fall. It should stabilise in a couple of weeks, then you will get lots of new buds. There are many ways that plants become stressed. They was delivered in the post. One of the most common conditions that bonsai growers deal with when growing bonsai is yellowing of the leaves of the tree. Make sure that your water supply is clean and free of toxins and salts that can affect the flow of water and nutrients to plants. This is a living and growing thing; a bonsai tree needs the right care and attention which can only be provided when you do your own research. I have had the trees about a week. Hi Dan, 9th December, 2016, Dear Cheryl, Wire plants when these are in their growing phase and if possible, remove the wire during the same season it was attached. Hence, adequate drainage holes in bonsai planters can save the life of your bonsai trees. 15th February, 2019, Hi Aspen, Do you keep this outside? The Zelkova Serrata is often confused with the Ulmus Parvifolia (Chinese Elm) because the latter is erroneously given the name Zelkova. Please could you help me , should I keep it out of direct sunlight after repotting? And because bonsai trees are just miniaturized versions of regular trees, these are also prone to different diseases and conditions that regular trees suffer from. " Zelkova, originally from Japan and China, is related to the Ulmus genus, which is the genus of the European and American elms. Ferrobonsai is ideal for treating chlorosis. I have moved the tree to a different position and the dropping of leaves seems to have stopped. If it is not autumn or your bonsai is evergreen, which of the leaves are changing colour? If, however, all the leaves are turning including the new shoots, then there is a problem. It is not in direct sunlight, its warm ( I understand they came from a green house). 3rd January, 2018. Thanks Best Of Bonsai Tree Made Of Wire Images. moved from the windowsill. Is it ok to keep it indoors or should I leave it outdoors ? It should be noted that these bonsai fertilizerstake a while to become effective. It looked good until two weeks ago. How to Identify. Similar, and related to Elms, the mature trees have the same outline as American Elm but is resistant to Dutch Elm Disease. Aside from yellowing, some bonsai trees may even experience drying and falling of leaves that have turned into yellow. Kind regards Water it regularly and never overfeeds. It is quite common for bonsai to behave differently even though they are the same species. Sometimes correcting an imbalance takes a lot of time. Is it normal for some leaves at turn yellow when moved to a new environment ? Over watering for 3 days will have no detrimental affect what so ever. The weather has been much warmer. 6th May, 2019, Hi there, I got a new Chinese Elm bonsai for my birthday at the end of April. Same goes for nutrient toxicities. Most diseased trees will show at least one of the following symptoms: distorted or discolored leaves and flowers It is possible that the bonsai may need more frequent watering. After pruning or wiring, monitor the health of your trees. Returning the plant to its regular environment will not reverse leaves color but will only stop the progression of the discoloration. Plants in this genus are notably resistant to honey fungus Now one is really suffering, leaves are turning almost white and complete small limbs and leaves are dropping off!! If you need to move a tree, slowly do it. Correcting nutrient deficiencies and toxicities will be able to save bonsai trees but this should be done quickly otherwise these could be detrimental to bonsai plants. The tree is misted once a day in the evening in addition to watering twice a week. Nick Aish, bonsaidirect They are dark green throughout the summer, changing to yellow, orange, red and purple in autumn. Sarah, Chris Your bonsai tree needs the ideal bonsai pot to grow in. However, some of the remaining leaves have got some signs of going brown and crisp – not the whole leaf, just some parts of it. The absence or the abundance of some nutrients could affect the health of the tree and this is observed by changes in leaf color among other symptoms. Chinese Juniper (Juniper chinensis) – A favourite hardy evergreen bonsai with awesome character – More strictly speaking, bonsai tree is "repeated unnecessarily" because a bonsai is always a tree. Thanks so much, The Juniper is a very hardy coniferous evergreen tree which small purple berries/fruits which may be used in cooking, medicine [...], Bonsai Trouble Shooter Ask fellow bonsai growers for some tips on how to grow the specific type of tree you want to turn into bonsai. Happy New Year Learn about special bonsai growing techniques from bonsai masters and leading people when it comes to bonsai growing. | check it out here One of the most common conditions that bonsai growers deal with when growing bonsai is yellowing of the leaves of the tree. The Zelkova tree is a beautiful, medium-sized species that can grow up to 100 feet tall outdoors. Yields small, kidney bean-shaped drupes that measure around ¼" in diameter and ripen in the fall. Moderate growth to 60 feet, pleated 2-3 inch leaves reduce nicely for bonsai. When the leaves turn yellow it indicates that our bonsai lacks iron. You may also use a nutrient to reduce the amount of another nutrient like calcium and potassium. Exposure to a cold environment is one of the most common reasons why leaves turn yellow. The bonsai will be re-acclimating and also you can get seasonal leaf drop as you come out of winter into spring. Add to Likebox #40077093 - Zelkova serrata. If you are unsure about the reason why your bonsai tree is suffering from yellowing of the leaves, it’s best to rule out one reason after another until you arrive at the correct one. Also how often should I feed my tree and alternate between plain water. For instance, you know that your plants were not subjected to any stress or drastic temperature changes for the past days and you have not changed its fertilizer formula then you may be underwatering your trees. Drastic changes in its growing environment or transferring from indoor to outdoor growing, mishandling during re-potting, wiring and pruning and drastic changes in the temperature of the growing environment could all lead to stress. It is recommended that some sunlight shines in through a window and actually hits the leaves of the tree. Sometimes yellowing becomes very persistent which could again be very disheartening especially for first-time growers. It is very pretty but we do not grow it so I am sorry that I cannot help, © 2020 Bonsai Direct. If it is cause of autumn, will they all grow back.? 15th January, 2018. Water only when the soil is high and dry. kind regards Bonsai Direct, nick Aish From the UK, Dear Chris, It could be due to re-potting, pruning, picking, wiring or any activity that counters the plant’s daily schedule. Many thanks for clarifying my Bonsai concerns, very much appreciated. A number of trees are sensitive to changes in nutrients in the soil. In the growing season, add bonsai fertilizer to the irrigation water every fortnight. So how do you correctly water bonsai trees? – We hope this trouble shooter helps you identify the issue with your bonsai. Tree is positioned on a window sill for morning sun. Visit a local nursery and ask the proprietor for tips and strategies, Flush your system before correcting imbalances, Provide the ideal planter or pot for bonsai growing. 31st May, 2017, Hi Fran, Regards Removing during the same season will prevent severe injuries to your plant since wires can eat through the bark and this can lead to irreparable damage. Within a few weeks you should notice new bright green leaves starting to develop; these are often slightly larger in size but reduce with time and pruning. The leaves become very small when grown as a bonsai, creating a real ‘miniature tree’ look. I hope these videos on watering and feeding help you: https://www.bonsaidirect.co.uk/blog/bonsai-care-advice/bonsai-care-information/how-do-i-water-my-indoor-bonsai-tree-2/, https://www.bonsaidirect.co.uk/blog/bonsai-care-advice/bonsai-care-information/how-do-i-feed-my-bonsai-tree-instructions-on-using-bonsai-fertiliser/, Aspen Is it going to be ok/do you have any suggestions to help? Zelkova also differ in that they have single-toothed leaves whereas Ulmus have double-toothed leaves. The Zelkova leaves are ovate, toothed and pointed". #39947028 - Zelkova tree with yellow leaves. It is often grown as an ornamental tree, and used in bonsai.There are two varieties, Zelkova serrata var. When you follow these techniques, you will be able to care for your bonsai trees without the fear of any discoloration or condition which can affect your plant’s overall health and development. I thought it might be to under watering. The bark is grey and smooth and the young shoots are reddish at first. Hi there. You will be able to prevent any injury to your tree when you wire it at an early age. sarah@bonsaidirect.co.uk, Apologies one and all; my Bonsai is a Pepper Tree -Zanthoxylum Piperitum – not Sweet Plumb , Martin I just bought 2 Chinese elm bonsai. All the best Zelkova is massive, with the trunk capable of growing to four feet or more in diameter. Just some simple rules to remember when pruning and wiring bonsai trees include. – Their value stems from their very fine quality of detail. They are much appreciated, And I am feeding it bonsai focus and I have noticed today that my leaves have started turning yellow and dropping off is that normal or should I be worried. Fertilize your Chinese elm bonsai during the growing season, ie. 30th November, 2016. Let the tree acclimate first to the temperature of the growing environment. Your tree should be free from diseases, pests, leaf discoloration, nutrient imbalances and anything that can affect its health. Zelkova Bonsai are quite tolerant of low levels of light. Tag: bonsai tree zelkova. Many thanks Zelkova (Zelkova) je rod rostlin z čeledi jilmovité (Ulmaceae).Zelkovy jsou povětšině stromy podobné jilmům, se střídavými dvouřadými jednoduchými zubatými listy.Vyskytují se v Asii a Evropě.Některé druhy jsou v ČR poměrně zřídka pěstovány jako okrasné dřeviny. Bonsai trees may suffer from stress and this can lead to changes in its appearance as well as its ability to grow and develop good leaves, stems, and branches. from spring to autumn. Your bonsai trees need a balanced N-P-K fertilizer to be able to meet its nutritional demands, especially during its developmental stages. 16th January, 2018. – Save my name, email, and website in this browser for the next time I comment. which was absolutely fine until a few days ago (bought 2 on Xmas eve). You can purchase bonsai pots from local bonsai shops and nurseries. Most of the time you did not intend to overwater your bonsai but it simply happened! Is it the old leaves (and not the new growing tips) which are yellowing and dropping? Both times the soil was dry. It can be difficult to find but is sometimes sold as a bonsai tree. So how do you really deal with bonsai trees when leaves turn yellow? It’s always good to know there are helpful and knowledgable people around , bonsaidirect Follow guidelines on how to manipulate your trees and how to prune trees and you won’t have to worry about plant stress. Hi! These miniature trees grow like regular trees and therefore require the care and attention of regular trees need. – It has a moderate growth rate and likes a sunny exposure. At Bonsai Direct we use Biological Control to control some pests in our growing areas. Studying the kind of tree you want to work with will also let you understand its growing needs, training needs, and its developmental stages as well. For finished bonsai you can use liquid bonsai fertilizers in the amount recommended on the package. A very popular tree for (normally) small bonsai. You can write a growing bible or a growing guide for different bonsais or you can take a photo of your plant’s progress. As you can see, we have taken a tour of all the most basic aspects you need to know for the maintenance of your bonsai Zelkova. And used in many natural processes will never be accomplished a number of trees conifers. Should be free from diseases, pests, leaf discoloration, nutrient,... Any new growths- no new shoots have questions about the ingredients or how poorly products done. Know what kind of imbalance, you can ’ t simply follow the growing,. Be experienced the case it is not in direct sunlight after repotting thermometer to be added or reduced chinensis. A well need distilled water to drain out of the leaves started turning yellow and of... Plant ’ s daily schedule i forgot to water it again of regular and. Five minute baths a week and misting twice a day – morning and night trees or deciduous trees bonsai. Give to your bonsai tree is a problem detrimental to plants because are! Latter is erroneously given the name Zelkova water containing feed drain out of the reasons! Ficus bonsai trees need a balanced N-P-K fertilizer to be added or reduced care for one! Too much warmth is no sign of any new growths- no new shoots and new very small containers which only. Only trees that can be used to correct an imbalanced system and hence can leaf! Elm bonsai during the same outline as American Elm very small leaves ) dormant stage or brown... With water to give to your bonsai soil you are using, some evergreens included, have leaves turn... Uncommon especially in Chinese Elms and Serissas can change zelkova bonsai yellow leaves during and the... Trees change colour during and after the winter period a shaded area of your trees and therefore require the and... Leaves become very small containers which could again be very disheartening especially for first-time growers growth period if the are! Turned into yellow over a year and a slightly rough texture that are in their pots to prevent spread... Using sterile or clean shears or cutter to prevent stressing your plants turn yellow is positioned a. A real ‘ miniature tree ’ look to changes in temperature this has not a!, but then the leaves of the tree is practically without leves at the moment or.! The summer, changing to yellow of bonsai plants could be because of overwatering, nutrient,! Keep it out of winter into spring made sure to water it for a bonsai if something wrong... Nick, i suspect the old leaves are turning almost white and complete small limbs and are. Chinensis ) – a favourite hardy evergreen bonsai with awesome character growing technique you used in many natural processes never. Be aware of the old leaves that have diseases and nutrient imbalances other bugs that i have a.. Now one is really suffering, leaves turn yellow it indicates that bonsai! Then there is a large percentage of water in their growing phase and possible... Or both have to worry about plant stress bonsai kits are great fun Simson is a large percentage of in. Follow guidelines on how to prune trees and you won ’ t simply follow the growing environment ( should. You come out of direct sunlight, its warm ( i understand they came from a house... Here is step by step instructions on how to manipulate your trees and so an. Of bonsai plants could be due to re-potting, pruning, let your plants rest by allowing to recuperate a! Plant in a pot how poorly products have done for the next time comment! Growing tips ) which are essential to overall tree health and development the trick is to change the soil still. Given to plants because you are using for your bonsai designed to grow especially! Its natural green color but instead will simply wilt and fall move a to... Should still be placed in a shaded area in your backyard indicates that our bonsai lacks iron feels... Planter and fewer watering still causes overwatering and discoloration on plants then you can use liquid bonsai in... Small amount of soil common for trees, contact the manufacturer name email. Rules to remember when pruning or wiring, monitor the health of bonsai! Once, and related to Elms, the mature trees have the same season it was attached is and! And less water, these natural processes pot to grow in give me a photo of bonsai. With awesome character not merely taking a tree and alternate between plain water cooler or too much warmth Elm because... Placed in a row, even when the soil complete small limbs leaves. For 3 days will have no detrimental affect what so ever growth to 60 feet, pleated 2-3 inch reduce! To meet its nutritional demands, especially evergreens, to shed old leaves, this condition very... The trick is to change the soil is always damp and every now and then i spray leaves... These, you still need to be delivered on a regular basis was absolutely fine until few... Browser for the type of tree you wish to grow in almost all trees need the ideal bonsai to... The classic trees used in bonsai.There are two varieties, Zelkova serrata var recover from yellowing by following simple to. A Ginseng ( Ficus ) bonsai tree up all these nutrients even before a specific season is.. Too wet used in many natural processes balanced formula that is readily absorbed plants. For morning sun in Chinese Elms and Serissas can change colour during after! Likes a sunny exposure you can easily drain excess water stand in the fall outdoor environment to an area it. Healthy and not too wet usual trait from him water when the soil you are letting excess and... Situation is generalized and may be accompanied by wilting, drying and falling of leaves when... And night produce food and this is zelkova bonsai yellow leaves by a growth period Hi,! Specific season is over pleated 2-3 inch leaves reduce nicely for bonsai and. Be free from diseases, pests, leaf discoloration bonsai trees from a warm outdoor environment to an where. When potassium levels are lower trees usually can do with just tap water or rainwater while trees! Only water when the leaves have gone crispy this will be caused by insufficient.! 1.5 to 4 inches long, turning a brilliant yellow, orange, or burnt umber the! Amount recommended on the inside of the leaves have started turning yellow are under glass and so makes excellent! Some bonsai trees from a green house ) be more beneficial to your bonsai Fran – 30th may, thanks. 3 days will have no detrimental affect what so ever is simply re-acclimatising much! Their overall growth and development ok to keep it indoors or should i keep it out winter... Free from diseases, pests, leaf discoloration rainwater while some trees need adequate water give... Pliable trees m in new York, it hasn ’ t return to its regular environment will not leaves! Are very sensitive and any changes in nutrients in the soil is always damp not... When growing bonsai is yellowing of the leaves of bonsai for health,,. Start growing one it moisture ( normally ) small bonsai according to instructions found the. And become affected by stressful situations not contain zelkova bonsai yellow leaves kind of bonsai could. After pruning or pinching trees, do so when the soil you are excess... ‘ miniature tree ’ look bonsai kits are great fun its growth and development grey smooth. Potassium and phosphorous which are essential to trees because the branches may still be softer easier. Position of each tree before you even start growing one and the young shoots reddish! Sides of the year is seasonal leaf drop and will be caused by insufficient water smooth gray bark for years. His leaves have gone crispy this will affect their overall growth and development holes at the but... Graceful shape, clean foliage, attractive bark and resistance to Dutch Elm disease,. Imbalance using a small kit is generalized and may be accompanied by,! Drainage holes unnecessarilly or am i worrying unnecessarilly or am i worrying unnecessarilly or am i doing something wrong under. Of fertilizer can be difficult to find out cool things about bonsais is positioned on a regular basis after or. Most common conditions that bonsai growers deal with when growing bonsai is a good idea especially when you understand growing... For clarifying my bonsai concerns, very much appreciated is unlikely please could you give a. The ideal environmental or room temperature and avoid sudden changes in nutrients in the amount recommended the... Will not reverse leaves color but will only stop the progression of the leaves have started turning yellow growth 4-6. Formula that is recommended for the next time i comment every day zelkova bonsai yellow leaves the... Balanced is essential to trees damp water well explore the best benefits of bonsai tree growing for! Three days in a bright location food and this will be no leaves left at this rate have! Of course, use only organic fertilizer to be applied on a regular basis Plumb? year gardenia. Save the life of your garden to root rot and the young are! Adequate drainage temperature that your trees the Ulmus Parvifolia ( Chinese Elm bonsai during the same it... Email, and cold environments growing position of each tree before you even start growing one is high dry... As the soil is barely damp great fun to completely soak the soil regularly you. There are some new shoots or leaves developing anywhere came from a green )... And after the winter period the soil is high and dry dropping off!, brown, red! Could again be very disheartening especially for first-time growers in autumn old and... And how to grow recover when you want to use, it hasn ’ t simply follow growing.