Q.My Calla Lilies Put On Flowers This Year But They Were Small. The Clumps Were Good Size But There Weren’t Many Flowers.
what am I doing wrong? These are my favorite flowers and I have almost every color however some of the plants still do not have any flowers

Certified GKH Gardening Expert
They need full sun, ample water, and correct fertilization. Also, you are on the edge of their hardiness zone. It's possible they are getting damaged in winter. If they have been returning for several years, they may need division. Check your care schedule with these tips:
https://www.gardeningknowhow.com/ornamental/bulbs/calla-lily/make-calla-lily-bloom.htm
https://www.gardeningknowhow.com/ornamental/bulbs/calla-lily/feeding-calla-lily-plants.htm
https://www.gardeningknowhow.com/ornamental/bulbs/calla-lily/calla-lily-watering.htm
https://www.gardeningknowhow.com/ornamental/bulbs/calla-lily/dividing-calla-lilies.htm