Also known as Trumpet Flower · 52 gardener saves
Collomia: the varieties gardeners actually grow
Collomia, the genus most gardeners know as trumpet flower. We track 1 varieties; these are the ones gardeners actually save and plant, ranked by real saves rather than catalog marketing. Each links to full care, bloom, and live price data.
The 1 most-saved Collomia varieties
Of 1 in the catalog — ordered by how many gardeners actually grow them.
Collomia questions
How many types of Collomia are there?
The Sow catalog tracks 1 distinct Collomia varieties. The most popular — ranked by 52 real gardener saves — are shown first above.
What zones does Collomia grow in?
Across its varieties, Collomia covers USDA Zones 4–10. Individual varieties differ — each plant page lists its exact range, and Sow filters the catalog to your zone automatically.
When does Collomia bloom?
Most Collomia varieties bloom in late spring. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Collomia should I choose?
Start from the most-saved varieties above — popularity across thousands of gardens is a strong signal of reliability — then filter by your zone and sun. In the Sow app you can preview any of them in a photo of your actual yard before you buy.

