Ideal Temperature for Spanish dagger
Signs of Cold Stress in Spanish dagger
Symptoms
Spanish dagger tolerates cool conditions moderately well and flourishes optimally when temperatures exceed 65℉. Throughout the winter, it should be maintained above 55℉. If the temperature drops below 40℉, its foliage might begin to sag. In minor instances, recovery is possible, but severe cases lead to wilting and eventual leaf drop.
Solutions
Remove any parts damaged by frost. Before future cold spells, cover the plant with materials like non-woven fabric or cloth, and build a windbreak to shield it from harsh winds.
Signs of Heat Stress in Spanish dagger
Symptoms
In summer, Spanish dagger should be kept below 80℉. When temperatures surpass 95℉, the leaves' color lightens, tips may dry and shrivel, foliage might curl, and the plant becomes more prone to sunburn.
Solutions
Prune off any sun-scorched and desiccated sections. Relocate the plant to a spot offering protection from the intense midday and afternoon sun, or use a shade cloth for cover. Water the plant in the morning and evening to maintain soil moisture.
