They grow best in US hardiness zone 8 to zone 10 and will keep blooming for a couple of months at a time if you provide them with optimal care. Calla lilies will indeed multiply when they are ...

Learn how to grow and care for calla lily, a sculptural addition to your garden or houseplant collection. Reviewed by Sylvia Duax With their chalice-shaped flowers, calla lilies (Zantedeschia spp.) ...