Ideal Temperature for Japanese zelkova
Images of Japanese zelkova
Signs of Cold Stress in Japanese zelkova
Symptoms
Japanese zelkova tolerates cold well and flourishes optimally when temperatures exceed 59℉. In winter, maintain temperatures above 41℉. If temperatures drop below 32℉, while no immediate winter changes may be apparent, branches can become brittle and dry in spring, with no new growth appearing.
Solutions
In spring, remove any dead branches that have not produced new foliage.
Signs of Heat Stress in Japanese zelkova
Symptoms
During summer, Japanese zelkova should be maintained below 77℉. When temperatures surpass 86℉, the plant's leaves may lighten in hue, their tips might dry and shrivel, and the plant becomes more prone to sun damage.
Solutions
Remove any sun-damaged and desiccated sections. Relocate the plant to a spot offering protection from midday and afternoon sun, or use a shade fabric. Water the plant in the morning and evening to maintain soil moisture.
