As for summer they will withstand any temperatures as long as there is water at the roots. Mine have been as low as -10C no problem. Chinese Elm are not a tropical species, and should not be treated as such.
What temperature can Chinese Elm tolerate?
Temperature: Though generally tolerant, the Chinese Elm does not like drafts or a lot of variation in temperature. Most indoor tropical bonsai trees prefer temperatures between 60 and 70 degrees Fahrenheit. In the summer, Chinese Elm trees can be kept outdoors.
How do you overwinter Chinese Elm?
Essentially, you want to keep your trees as cold as possible for as long as possible w/o root temperatures dropping more than a couple of degrees below freezing. Keep them in a place where temperatures are cold enough, and where the warm extremes (above 42* F) won’t stimulate the plant to growth.
Is Chinese Elm outdoor or indoor?
The Chinese Elm is one of the most common species sold as indoor bonsai, although they thrive as Outdoor bonsai. However, if they are grown indoors, they like to be kept in a cool room and ideally on a window sill where they will get lots of light.
How do you overwinter a Chinese Elm bonsai tree?
Overwintering: Can be overwintered in a cool and very bright room as an indoor bonsai or cold like a mediteranean bonsai in a foil tent or greenhouse. Repotting: Repot every 3-4 years at the beginning of March in a well-drained bonsai soil like Akadama. When repotting, the strongly growing roots should be cut back.
When can I put Chinese elm outside?
The Chinese elm thrives in either full sun and/or partial shade. In temperate climates, it can be left outdoors even during winter months. If you have an indoor Chinese Elm Bonsai you can place it outside during the summer, but it’s best to bring it into a cool, but frost-free, room in the winter.
Can you transplant a Chinese elm?
Easily transplanted; one of the easiest trees to grow. Tolerates a wide range of soil pH, types, and moisture levels. Tolerates poor soil and is a good choice for urban areas.
Is Chinese elm tropical?
Temperature Requirements. Chinese elms can survive in a variety of climates including hot and dry conditions as well as tropical humid climates.
Do Chinese elms get Dutch elm disease?
The Chinese elm is highly resistant (but not immune) to the Dutch elm disease, which has been devastating to the American elms throughout the country. It is moderately resistant to the elm leaf beetle (Xanthogaleruca luteola), but is susceptible to Elm Yellows disease.
How do you care for a Chinese elm tree?
How to Care for Chinese Elm
- Trimming: Even though Chinese Elm has a higher resistance to Dutch Elm disease, it is not immune to it. …
- Watering: Once established, it is a drought-tolerant tree. …
- Mulch: Add mulch immediately after planting. …
- Fertilizer: Ulmus parvifolia is very resistant to pests and diseases.
Is Chinese elm an evergreen?
A fast- growing, deciduous or evergreen tree, Chinese Elm forms a graceful, upright, rounded canopy of long, arching, and somewhat weeping branches which are clothed with two to three-inch-long, shiny, dark green, leathery leaves. … The tree is evergreen in the southern extent of its range.
Do Chinese elms lose their leaves in winter?
It is semi-deciduous, losing its leaves in late December in the Southwest desert, but retaining its foliage in milder climates. The leaves are glossy, delicate, and dark green with an alternating leaf arrangement. The foliage turns a yellowish-brown before falling from the tree in cold weather.
When should I bring my Chinese elm inside?
A Chinese Elm bonsai can be kept indoors for the winter and autumn, providing it gets a great amount of natural light. It’s best to situate the tree outdoors during spring and summer for optimum vigor.