Also known as Ragweed · 3 saves
Ambrosia
Ambrosia, the genus most gardeners know as ragweed. We track 2 varieties; the ones most used by real gardeners.
The 2 most-saved Ambrosia varieties
2 species of Ambrosia
Each one is a parent of the varieties above.
Track your Ambrosia in Sow
Save the Ambrosia you grow and get care reminders timed to your zone.
Ambrosia questions
How many types of Ambrosia are there?
The Sow catalog tracks 2 distinct Ambrosia varieties. The most popular — ranked by 3 real gardeners — are shown first above.
What zones does Ambrosia grow in?
Across its varieties, Ambrosia covers USDA Zones 4–9. Individual varieties differ — each plant page lists its exact range, and Sow filters the catalog to your zone automatically.
When does Ambrosia bloom?
Most Ambrosia varieties bloom in summer. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Ambrosia 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.