Ideal Temperature for Carolina larkspur
Images of Carolina larkspur
Signs of Cold Stress in Carolina larkspur
Symptoms
Carolina larkspur tolerates cold well and grows optimally above 68℉. In winter, maintain temperatures above 59℉. If temperatures drop below 50℉, while no immediate winter changes may be apparent, spring sprouting might be reduced or absent.
Solutions
In spring, remove any sections that have not sprouted.
Signs of Heat Stress in Carolina larkspur
Symptoms
In summer, Carolina larkspur should be kept below 77℉. When temperatures exceed 86℉, the plant's leaves may lighten, curl, suffer sunburn, and in severe cases, the whole plant can wilt and dry out.
Solutions
Remove any sun-damaged and desiccated portions. Relocate the plant to a spot offering protection from midday and afternoon sun, or use a shade cloth. Water the plant in the morning and evening to maintain soil moisture.
