Ideal Temperature for Toughleaf iris
Images of Toughleaf iris
Signs of Cold Temperatures in Toughleaf iris
Symptoms
Toughleaf iris tolerates cold well and flourishes optimally when temperatures exceed 50℉. In winter, it needs to stay above 40℉. If the temperature drops below 30℉, while no immediate winter changes might be apparent, reduced or absent sprouting could occur in spring.
Solutions
In spring, remove any sections that have not sprouted.
Signs of Warm Temperatures in Toughleaf iris
Symptoms
During summer, Toughleaf iris should be maintained below 70℉. When temperatures surpass 75℉, the plant's foliage might lighten, curl easily, become prone to sun damage, and in severe instances, the whole plant may wilt and desiccate.
Solutions
Remove any sun-damaged and dried-out portions. 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.
