16 saves
Iochroma
We track 2 varieties; the ones most used by real gardeners.
The 2 most-saved Iochroma varieties
Track your Iochroma in Sow
Save the Iochroma you grow and get care reminders timed to your zone.
Iochroma questions
How many types of Iochroma are there?
The Sow catalog tracks 2 distinct Iochroma varieties. The most popular — ranked by 16 real gardeners — are shown first above.
What zones does Iochroma grow in?
Across its varieties, Iochroma covers USDA Zones 8–10. Individual varieties differ — each plant page lists its exact range, and Sow filters the catalog to your zone automatically.
When does Iochroma bloom?
Most Iochroma varieties bloom in mid-summer. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Iochroma 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.