Troubleshooting
Salvia problems — and how to fix them
Salvia (Salvia splendens) is generally forgiving once you match its basics, but a few issues come up again and again. Here is what each one looks like, why it happens, and the fix.
Stops flowering
Deadhead spent spikes for continuous bloom.
Wilting in heat
Mulch and water more deeply.
Aphids and whitefly
Common; treat with horticultural soap.
Powdery mildew
Late summer; improve air flow.
Frost damage
Bring indoors as a houseplant or treat as annual.
Prevent salvia problems before they start
Most salvia issues are care-mismatch, not bad luck. Dial in the basics:
Salvia problems — FAQ
Why is my salvia stops flowering?
Deadhead spent spikes for continuous bloom.
Why is my salvia wilting in heat?
Mulch and water more deeply.
Why is my salvia aphids and whitefly?
Common; treat with horticultural soap.
Why is my salvia powdery mildew?
Late summer; improve air flow.
Why is my salvia frost damage?
Bring indoors as a houseplant or treat as annual.