Being a bulb, calla lilies spread by multiplying and creating other bulbs. These calla lily bulbs can be dug up and replanted in different locations. While these plants spread, they do so in a manner which is quite easy to control.
Some think that wHEN TO PLANT: Calla lilies should be planted in the spring after all danger of frost has passed. In cold climates it’s best to wait until the soil has warmed to at least 65°F. For a head start, you can plant the rhizomes in pots indoors about a month before planting them into the garden.
Another frequent question is “How long does it take for Calla lilies to grow?”.
In cooler areas they grow best in full sun. Calla lily bulbs should be planted 2 to 4” deep and about 6” apart. After planting, it may take 2 weeks or more for the first shoots to appear. Once that happens, the plants will grow quickly.
Calla lilies are not cold hardy. This means that calla lily winter care in some gardens will be different from other gardens. If you live in USDA plant hardiness zone 8 or higher, your calla lilies can survive the winter outdoors in the ground and do not need to be dug up.
Can you keep calla lilies year round in pots?
If you do keep your calla lily year round in a pot and it begins to decline, producing fewer flowers, you may have a case of crowded rhizomes. Every few years, divide the plant into three or four sections to store for the winter. Next spring you will have a larger quantity of healthier plants.
When we were reading we ran into the inquiry “Can I Save my calla lilies for next year?”.
In cooler areas (zones 3-7), calla lilies are usually treated as annuals, with new bulbs planted each spring. The bulbs may be dug up and overwintered indoors, but you may not get the same results the second year. If want to try saving your calla lilies for next year, here’s what to do. Fertilize the plants throughout the growing season .
Is a calla lily a true lily?
Although not considered true lilies, the calla lily ( Zantedeschia sp.) is an extraordinary flower. This beautiful plant, available in a multitude of colors, grows from rhizomes and is ideal for use in beds and borders.