Lighting: | Full sun. If indoors, place in a bright spot. |
Temperature: | C. arborescens is extremely hardy. C. chamlagu needs a milder climate, and is semi-evergreen. Caragana can be used as indoor bonsai. |
Watering: | Moderate during growth. Keep soil fairly dry in winter. If the leaves turn yellow and fall, the tree is probably being overwatered. |
Feeding: | Every 2-3 weeks during growth, using liquid bonsai food or half-strength general purpose fertilizer. |
Repotting: | Every two years in winter, or early spring before bud burst, using fast-draining soil. The trees will grow in very poor soil, and seem to be salt tolerant. |
Styling: | Suitable for all sizes, and all styles except formal upright. Shorten new shoots as they develop. The tree can be radically pruned in winter - it buds back on old wood rapidly. As with all Leguminosae, beware of the thorns! Wire lignified shoots, but check wire after six weeks. |
Propagation: | In spring, soak cold pre-treated seeds until they open before sowing. They are reputedly very easy to germinate. Softwood cuttings may be taken in summer. |
Pests etc.: | Greenfly, red spider mites, mildew. Yellowing leaves indicate overwatering. |
================================================================= Date: Fri, 19 Jul 1996 18:02:12 GMT From: Don GreenNina wrote... >I just saw a plant I had never seen before- Caragana arborescens >cv. pendula, or weeping siberian peashrub. It is a legume with >very small leaflets, yellow flowers and smooth yellowish bark. It >is hardy to zone 2. Dirr says it is easy to care for, propagates >easily from cuttings or seeds. Needless to say, I stole some >seeds. > >Nina Shishkoff Hi Nina Caragana arborescens is easy to start from seed. I collected seed last fall after the pods had turned brown and planted them in a flat outside. The sprouts came up shortly after the snow melted this spring. They are usually used for hedges and seem to grow in almost any kind of soil. One of the local banks planted a row of them between the sidewalk and their parking lot. In winter the bank is liberal with sidewalk salt to melt ice and I am sure the trees get a lot of the runoff. They must be tough to take this treatment and as you suggested, they laugh at the cold. I like these trees because they bring back childhood memories. We used to make whistles out of the pods. I saw a picture of a caragana bonsai somewhere, I think in Tomlinson's "Complete Book of Bonsai". If I remember correctly, he also said it could be used indoors. I do not know if it needs a dormant period. Good luck with yours. Don Green - dong@yxy0.ywc.yk.doe.ca Whitehorse, Yukon Canada <<-] ================================================================= Date: Fri, 19 Jul 1996 20:53:40 -0700 From: Brent Walston Don and Nina Yes they are easy to grow from seeds. C. arborescens microphylla is the fastest germinating seed I have ever seen. I bought some dried seed, put them in some water and WATCHED them germinate, most of them opened in a minute or two, all germinated in a day or two. Brent Evergreen Gardenworks bonsai@pacific.net ================================================================= Date: Fri, 19 Jul 1996 23:10:27 -0600 From: Elaine Johnson They grow like weeds! There are some peashrubs near my bonsai. When the seeds are ripe the pods explode in the sun shooting seeds for yards. If I don't remove the seeds every day there will be little ones growing in the pots. This spring my father burned some weeds near his fence line and accidentally set some peashrubs on fire. Every single one grew back from the roots. I don't think you can kill them. In fact I had one in a pot survive -20 F temps and high winds with NO protection. They are also drought resistent. |_| |_| |_| |_| Elaine Johnson |___| |___| elaine@ida.net |_______| in southeast Idaho ____|____ |_______| Tiny tafel in a pot. ================================================================= From: Don Green Date: Fri, 17 Jan 1997 01:15:22 +0000 (GMT) Sorry not to have responded earier, I have been away on vacation. You are welcome to use my old post. I do not know much about Caragana except that the seeds germinated easily and the seedlings grew well during the summer. They were attacked by insects in June, aphids if I remember correctly, but do not quote me on that as the memory is dim. They are outside frozen solid now and we will see if they survive the winter. I recall some discussion in the group about them possibly being a pest that takes over from the native trees, but I have never seen them growing in the wild. Perhaps in milder climates that may be the case, but not here in the Yukon. [snip] Don Green - dong@ywc.yk.doe.ca Yukon Weather Centre - Whitehorse, Yukon
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