Grow the world’s flowers, bloom by bloom.
Tropical, Hawaiian and world-garden flowers, desert plants and bonsai for US gardens, bloom by bloom and zone by zone. Written for the climate you actually have.
Find flowers for your USDA zone
GuideBloom Calendar: When Our 10 Flowers Bloom by Month
A bloom calendar for 10 flowers from extension sources: tulip, calla lily, lavandin and Christmas cactus by month, and how to read the vaguer bloom times.
Desert & succulents · Pillar guideChristmas Cactus Care: Light, Water and Getting Blooms
Christmas cactus care for holiday cacti (Schlumbergera): bright indirect light, watering, soil, feeding and the long nights and cool temperatures that set buds.
Desert & succulents · GuidePropagating Christmas Cactus From Cuttings, Step by Step
How to root Christmas cactus cuttings: take 3 to 5 stem segments in May or June and root them in moist mix or water, per UGA and Penn State extension.
Iris Bell
Iris Bell is the editorial pen name of How To Grow Flowers. Bloom times, light, scent and the honest limits of each climate, for US gardeners who want the world’s flowers in their own beds and pots.
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