I bought calla lilies for indoor growing. It is August and the leaves and flowers started falling off. Is it getting ready for winter, or am I doing something wrong? What can I do to make them flower again?
Certified GKH Gardening Expert
In order for the plant to rebloom, it must go through dormancy. This article should help: https://www.gardeningknowhow.com/ornamental/bulbs/calla-lily/make-calla-lily-bloom.htm