While the same things that affect calla lilies planted in the ground can also affect calla lilies planted in containers, there is a more common reason that container grown calla lilies do not bloom . This reason is that they do not get a dormant period in order to prepare for a blooming season.
One frequent answer is, The most common reason for a drooping calla lily is lack of water. Calla lilies have high water needs. Always water outdoor calla lilies deeply and thoroughly when you water them. A nice long, slow trickle with a soaker hose allows the plant to soak up more of the water than a drenching blast.
Yellowing leaves on any plant is usually a sign of nutrient deficiencies or improper watering habits. If your calla lily leaves are yellowing, first consider the timing. If the plant has just finished blooming, it could just be taking a natural rest period; simply cut it back and allow it to go dormant. Also consider your fertilizing routine.
How do you make a calla lily bloom?
Too much nitrogen will encourage foliage to grow but will prevent the plant from blooming. Switch your fertilizer to one that is higher in phosphorus than nitrogen to make calla lilies bloom. If your calla lilies are not planted in an area that gets plenty of water,.
What to do with calla lilies that have finished flowering?
As calla lily flowers mature and fade, they form seed pods. If you are seeing new growth in a spent calla lily flower, it is most likely this seed pod. You can simply deadhead these spent flowers, sending the plant’s energy to its foliage and rhizomes to create new flowers.
Are calla lilies cold hardy?
Calla lilies are not cold hardy, and generally only thrive year round in U. Zones 8 or above. If you live in zone 8 or above, the only winter care required for callas is to stop watering them so they can go dormant.