Houseplant Problems


Anonymous added on October 24, 2011 | Answered

What is the white powder forming on the bases of my indoor house plant pots?

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Certified GKH Gardening Expert
Answered on October 25, 2011

Generally, if you see a white powdery coating on your pots, it means that the plant was either overfertilized or the water it receives contains chalk. If the powdery substance is on the plants themselves, it usually indicates a problem with powdery mildew.

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