Ideal Temperature for Smooth hawkweed

Images of Smooth hawkweed

Smooth hawkweed(Hieracium laevigatum)
Smooth hawkweed(Hieracium laevigatum)
Smooth hawkweed(Hieracium laevigatum)
Smooth hawkweed(Hieracium laevigatum)

Signs of Cold Stress in Smooth hawkweed

Symptoms

Smooth hawkweed tolerates cold well, but winter temperatures should stay above 40℉. If temperatures fall below this point, while no immediate changes might be visible in winter, reduced or absent sprouting could occur in spring.

Solutions

In spring, remove any sections that have not sprouted.

Signs of Heat Stress in Smooth hawkweed

Symptoms

Smooth hawkweed does not handle high temperatures well. When temperatures go above 75℉, its growth ceases, and it becomes more prone to rot.

Solutions

Remove any parts that are sun-damaged and dried. Relocate the plant to a spot offering protection from the midday and afternoon sun, or use a shade cloth for cover. Water the plant in the morning and evening to maintain soil moisture.

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