Ideal Temperature for Evergreen azalea

Images of Evergreen azalea

Evergreen azalea(Rhododendron indicum)
Evergreen azalea(Rhododendron indicum)
Evergreen azalea(Rhododendron indicum)

Signs of Cold Stress in Evergreen azalea

Symptoms

Evergreen azalea tolerates cold well and flourishes optimally when temperatures exceed 60℉. In winter, it needs to stay above 50℉. If temperatures drop below 40℉, while winter might show no immediate effects, branches can become brittle and dry by spring, with no new growth appearing.

Solutions

In spring, remove any dead branches that haven't produced new foliage.

Signs of Heat Stress in Evergreen azalea

Symptoms

During summer, Evergreen azalea should be maintained below 75℉. When temperatures surpass 85℉, the plant's leaves might lighten in hue, tips could dry and shrivel, and it becomes more prone to sun damage.

Solutions

Remove any sun-damaged and desiccated sections. 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.

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