Ideal Temperature for Great blue lobelia

Images of Great blue lobelia

Great blue lobelia(Lobelia siphilitica)
Great blue lobelia(Lobelia siphilitica)
Great blue lobelia(Lobelia siphilitica)
Great blue lobelia(Lobelia siphilitica)

Signs of Cold Stress in Great blue lobelia

Symptoms

Great blue lobelia tolerates cold well and flourishes optimally when temperatures exceed 60℉. In winter, it needs to be maintained above 50℉. If temperatures drop below 32℉, while immediate winter changes might be absent, a reduction or complete absence of sprouting could occur in spring.

Solutions

In spring, remove any sections that have not sprouted.

Signs of Heat Stress in Great blue lobelia

Symptoms

In summer, Great blue lobelia should be kept below 75℉. When temperatures surpass 85℉, the plant's foliage might lighten, curl, become prone to sun damage, and in severe instances, the entire plant may wilt and desiccate.

Solutions

Remove any sun-damaged and dried portions. Relocate the plant to a spot offering protection from the midday and afternoon sun, or use a shade fabric. Water the plant in the morning and evening to maintain soil moisture.

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