Ideal Temperature for Streambank wild hollyhock

Images of Streambank wild hollyhock

Streambank wild hollyhock(Iliamna rivularis)
Streambank wild hollyhock(Iliamna rivularis)
Streambank wild hollyhock(Iliamna rivularis)
Streambank wild hollyhock(Iliamna rivularis)

Signs of Cold Stress in Streambank wild hollyhock

Symptoms

Streambank wild hollyhock exhibits high resilience to cold, but winter temperatures must stay above 45℉. Should temperatures fall below this point, while no immediate winter damage may be apparent, spring may see reduced or absent sprouting.

Solutions

During spring, eliminate any sections that have not germinated.

Signs of Heat Stress in Streambank wild hollyhock

Symptoms

Streambank wild hollyhock does not tolerate elevated temperatures well. When temperatures surpass 75℉, its development ceases, and it becomes more prone to decay.

Solutions

Remove any sun-damaged and desiccated portions. Relocate the plant to an area offering protection from midday and afternoon sun, or employ a shade cloth for cover. Water the plant in the morning and evening to maintain soil moisture.

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