Stratification and germination went well, but they are having trouble flourishing in a humid zone 7/8. Thank you. I put them in a 72ct cell liner. Works well for me. It's typically 3 inches-5 high from the bottom of any container with any soil. Do they need humidity to do well (I live in a place with very dry air)? Put the container in the fridge. Take out and sew/broadcast in fertile soil with morning sun. With this barked based mix (the 5-1-1 discussed intensively on the Container Gardening forum), I do not need to repot or refresh the soil for 3-5 years depending on the container and the size of the tree. Japanese Maple Seedlings – these are the brilliant, bright red maple trees that may have fern-like leaves. Occasionally, Japanese maples are troubled by aphids, scale or powdery mildew, but these are easily treated and seldom kill the tree. Why no leaves, branches? But pretty much any Japanese maple requires the same sort of care and siting so knowing specifics is really not necessary for that purpose. No picture came with that last post....did you mean to attach one? Imagine a pot of well draining mix without a JM in it. That's why 99% of the trees for sale in nurseries are grafted and not cutting grown. The first one had only 1 set of leaves and now has 7. Seeds can be collected from Japanese maple trees, but the seedlings are not guaranteed to be exact clones of the parent plant. One from a local nursery that I took from a tree that was next to the one I bought and the other I dug up from my friends tree. We also learned that the potting mix the JM's arrived in was heavy on the bark side. The bag should be closed but not completely air tight. What do they need in terms of fertilizer? There is a big difference with how one handles potted or containerized seedlings in winter compared to those that are planted in the ground :-). They include bulbs and palms. Our last freeze should be tonight and then I will start taking the survivors outside and putting them in the ground. This past year I moved them against a shed wall, morning sunlight, facing south, but sheltered from wind and snow. i am very new to this. Plants that resemble Japanese maples may also grow faster, develop larger leaves and become bushier. It ROTS within 6-12 months, so the bark must be removed from the JM's whenever you up-pot. They are from 12" to 24" tall now. Remember this: Growers don't ship plants with sustainable soil. Mike Kincaid has a You tube Chanel which I saw on growing Japanese maple seeds. In addition, a look-alike plant with colored leaves may be a better choice for a location in full sun, since most maples with colored foliage grow better in shade. While these trees can be grown from cuttings, most are slow growing, weak, and difficult to overwinter. Notice the tree in the background in the landscaping? The reason growers focus on bark-based mixes is for this very reason. You can transplant elsewhere at that time or pot up. They just have a few long, narrow leaves and no central stalk. If all of the hunderds of thousands of seeds became trees, we'd be up to our eyeballs in JMs. Staining is the better approach. But they keep dying. I did have two other tree seedlings in pots, plus two clematis I grew from cuttings, that I decided to put in a section of my veggie garden this year. One suggestion though is to have a professional mason look at the wall. Place the cleaned seeds in a cup, and fill the cup with hot tap water and let them soak for 24 hours. The root balls of these 12 month old JM's were 4 Inches Deep. Should I just place them in the refrigerator now for 90 days then transplant any that germinate to small pots indoors?Please advise. We up-potted them in from the 4 inch deep propagation cells. Plant tomato seedlings in spring for one of the best tastes of summer, fresh from your backyard, Sturdy and easy to care for, these trees offer bright fruit through winter — and keeping them in bounds is no sweat, Big enough for shade but small enough for easy care, these amiable trees mind their manners in a modest outdoor space, Mein Benutzererlebnis mit Cookies anpassen, Bar and Counter Stools With Free Shipping, 11 Japanese Maples for Breathtaking Color and Form, Lay of the Landscape: Create the Beauty of a Japanese Garden, Native Alternatives to English Ivy, Japanese Pachysandra and Periwinkle, A Beginner’s Guide to the Japanese Tea Garden, Looking for comments about Acer palmatum 'Twombly's Red Sentinel'. I think this sounds like a good idea for me, too. When they came they had already leafed out. To keep your Japanese maple happy, you’ll need to site it … You'd be better of gathering the seeds and putting them in a fast draining potting mix and letting them be for a few years. We live in New England seasons change so it. I have 2 seedlings. My wife came home from the Botanic Gardens with these two Japanese Maple seedlings. Indem Sie weiterhin auf der Website surfen bzw. I live in zone 4 Minnesota so am pretty happy even with a 50% rate. From globose (round or spherical form) branching to the ground, to upright to vase-shaped, the maple is always a delight to look at. It is much more drought tolerant than any of the Japanese maples. The finished project looks great! It's tough to get them because I'm not "commerical" grower. Karen -- thank you! I am a big fan of nursery beds--it makes tending young plants easier (they are all together, can be mulched, watered, fed, protected from critters), and it is easy to compare the characteristics and growth rate of the seedlings. I even sprouted nine of them from seeds last year (stratified them in the fridge and all), but I lost them over the winter (I may have waited too long to bring the little pots into the basement). I have 3 in pots and have given away to many to count. There are about 1000 registered forms and the differences between many of them are extremely subtle. The first year I placed them in a sheltered area for snow and wind and covered them with straw but it was a very harsh winter. Recommend everyone watch his videos, I cannot be happier with the results. Thanks. After all, when you install a plant in a hardiness zone to which it is not suited, you are only asking for trouble. Tips For Winterizing Japanese Maple Trees As winter approaches your maples are losing their leaves, going dormant and preparing for winter. I assume you ARE talking about JM's as that's what this thread is focusing on. Japanese maples grow in U.S. Department of Agriculture plant hardiness zones 6 through 8, but some look-alike plants grow in warmer zones. Collect the seeds and clean them by breaking off the wing attached to the seeds. Acer shirasawanum Red Dawn seedling is the Japanese maple for you. Even at that point the soil is still in reasonably good condition. I have about 50 JRM and 20 Green that had been in peat, and when they started to sprout, the person that had them didn't know what to do with them...so I took them. The small plants in the foreground are the Japanese Red Maple seedlings that I planted right after pruning them. © Copyright 2020 Hearst Communications, Inc. Japanese maples are easy to grow in containers or in the ground, with most preferring a sheltered, shady spot. She currently works as a writer and copy editor. Look-alikes also do not have the horizontal branching or the weeping habit of many Japanese maples. They will be sheltered from the hottest sun in the summer under the parent tree. I am very disappointed. 30+ years of using it and growing a large collection of containerized trees (a variety but primarily JM's) has adequately proven that to be inaccurate :-). Should I leave them alone for now, making sure they stay well watered? Why not make one part of your home garden? Would you like to email it to me privately? Or should I carefully dig them up and plant in pots? You are all nuts. Thank you gardengal. A protected spot, such as a courtyard or eastern foundation, is a good place for this beautiful specimen tree. I’ll check back in September or so. Or if you'd like, I can give you mine. The less you do the better. I water them every two days or sometimes every day if it's really hot outside. I buy JM grafts all the time and the pots are full of it. We had to trump away all roots that were soft and spongy and blackened before repotting. Although it would not be my first choice, your perlite based mix should offer a similar situation. Light seed years do not well represent the full genetic diversity of the local stand, and often have poorer germination rates and produce less vigorous seedlings – not worth collecting. Once they are above ground.....how to do I care for them until they get their first leaves? I water them in with a low dose of water-soluble fertilizer or fish emulsion when I plant them. Sunscald can also crack open the bark when the temperatures plunge after sunset. Don't let your JM's get wet feet. Thirdly - 1msr, there is vast mortality rate in seedlings. There used to be a version called Miracid that was for acid-loving plants. hey everyone, can anyone show me some pictures or describe what Japanese, Trident, and Amure maples look like when the seedlings come up? Glad you didn't paint it - as most people would had used latex that would really seal the moisture in! Tammy smith, I have the exact same issue on my Japanese Maple and i was wondering how your tree is doing and if you have had any success in finding out more about it? That's all there is to it. Diagnose the problem before … The wood of Japanese maple, even the roots, is very,very hard and difficult to cut with a shovel or a spade. The tuberous root contains poisonous hydrocyanic acid; once the acid is removed, the root is edible. Maybe not all of them, but of them are likely to have green leaves. This is a plain red JM (Acer palmatum 'Atropurpureum'). A lot less messy and reduce space as well. What do you do? The brick should be properly flashed and weeped to allow the moisture to escape. During the cold stratification period check your seeds once a week to see if any of them have begun to sprout. I have tried to raise several (maybe a dozen) seedlings from my large Japanese maple -- I dug them up from the bed by the tree and put them in little pots. Yeah, I got them to sprout OK, it's the care during their first year that is turning out to be a problem. With this method you can have lots of maples in larger sizes without the wait for your nursery. Don't be afraid to try planting JM seed. I grow Japanese maples in containers for a living, The biggest mistake I made in my first year of business was choosing the wrong containers. I'm a pretty good gardener, but I'm not sure how to care for these little guys. Some have grown a little and then died. I transplant the survivors later on that year if they are 1' or more in height, those that are shorter get mulched for a second winter and then are transplanted to their permanent location the following spring/summer. I don't feed them after that as I don't want to encourage too much growth later in the season that won't have any chance of hardening off. That tree is now about 8' tall and came from a batch of … Make sure you donÂt plant them too deep, and keep them watered but not too wet. They typically do not have surface roots like Japanese maples and can be grown near houses, walls and septic tanks. My seedlings develope chlorosis using only Miracle grow. Japanese maples are extremely easy to care for. That’s exactly what I needed to hear. Thanks. That gave them better watering and protection from the heat drying them out in the little pots. This gives them a steady supply of nutrients over a period of time rather than a quick shot of food. Plants that look like Japanese maples also have colorful palm-shaped leaves, but the foliage usually retains its color throughout the growing season. The globose selections look best when they are allowed to branch to the ground. Look for tiny leaf buds on the branches. Castor bean plant is evergreen in USDA zones 9 through 11 and is grown as an annual in colder zones, where freezing temperatures kill it. Japanese maples are the perfect trees for small, peaceful landscape sanctuaries like rock, zen, or cottage gardens. thanks mary. Karen, have you tried copper wire for the slugs? Acer palmatum, or Acer palmatum ‘Atropurpurpeum’. I water the 4 inch pots in full sun almost every day. I have three Japanese maple seedlings that I planted in pots in June. As long as there is no leaf scorch or drop, I leave them alone. Sugar (and black) maple seed matures in the fall, usually from late September to early October. If you somehow get your hands on Micromax and Osmocote 18-6-12 (9 months) and 17-7-12 (12 months), you get better growth. I have found miracle grow is too alkaline. ... What do maple tree seedlings look like? Each plant bears cream or white male flowers and red female flowers in summer and fall, followed by green, pink or red spiny seed capsules that ripen to brown. wow, this is a 10 year old thread.. anyway, I am currently facing similar difficulties. I've been wondering if maybe too much water has given them some kind of rot. Digging them up is extremely stressful to them, and the soil is too water retentive in a pot. It grows slowly, about 1 foot per year, and can reach a height of about 30 feet after many years, and is usually not very wide, the Paperbark maple one of the best trees for fall colors are brilliant reds to mixed colors of yellow and orange. I transplant my JM seedlings outside in early to mid-summer in a nursery bed, placing the seedlings about 6" apart. Early fall is a good time to transplant a young Japanese maple. Make sure the peat is moist but not too wet, you donâÂÂt want the seeds to rot. How to grow Japanese maples. Poke a few holes in the bag. Some varieties of castor bean plant (Ricinus communus) have red, purple or bronze leaves that grow from 1 to 3 feet across. By "wrong", I mean they were TOO SHALLOW. Due to the vagaries of soil physics and water movement, there will always be a PWT in the base of the container but the better the potting mix, the lower/thinner the PWT will be. The 1 gallon pots that might be in half sun, maybe 2 times a week. Below is a cold hardiness rating of many varieties of Japanese maples. The Difference Between Self-Pollination & Cross-Pollination, How to Identify Weeds in St. Augustine Grass, California Polytechnic State University: Japanese Maple, University of Wisconsin-Extension Master Gardener Program: Hibiscus Acetosella, Proven Winners: "Haight Ashbury" Hibiscus Acetosella, Missouri Botanical Garden: Ricinus Communis, California Invasive Plant Council: Ricinus Communis, Missouri Botanical Garden: Manihot Esculenta "Variegata". Green JM seeds took a few weeks to germinate in the fridge. I would probably wait until late summer or early fall before digging...somewhere around 6" and with a decent compliment of leaves. And my potting mix is and has always been heavily barked-based as it produces a very freely draining, textural and extremely durable media. I'm stuck! Anyone else out there actually have experience growing some JM seedlings? If they're not brittle, they may produce new leaves. Thanks, have about 10 little trees out of the 80 or so, rest are twigs, but didn't cost me anything, waiting to see how the little ones make out. Over 200 baby 12 month old grafted JM's arrived on May 1. These trees have a reputation for being hard to grow, but this is largely undeserved. But I don't know what I did wrong and what I should have done differently. They don't need any light during dormancy but they do need just a bit of soil moisture and temperatures that stay somewhere around 35-40F until it's time for them to emerge from dormancy in spring. I don't know what she did, but it's apparent the poor things think it's spring! cheers simo In doing plant selection research, it's critical to know what plant hardiness zone you live in and to which zones the plant that you want is best suited. The photos have both the Latin and common name of each plant. And I'd be very interested to see the results of your cutting propagation as Japanese maples are notoriously difficult to strike from cuttings. The lobes, or points, of the palmate leaves grow 3 to 8 inches long. The rest were just a red twig - not dead, but no buds so thought the buds froze. The bag should be closed but not completely air tight. Maybe I should test ph? Trident maple takes around 2 months. I am trying to avoid this since I love JRM! I much prefer this. Since they grow from the base of the leaf stems and are similar in color to the foliage, they are often overlooked. I will post some pics. 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