Wax Begonia in Zone 6a & 6b
Begonia semperflorens
When to plant wax begonia in zone 6b
Zones 6a and 6b share the same average frost dates in our data, so this page covers both.
Method: Start indoors: Start indoors from seed, then transplant outside. Wax Begonia needs a head start most zones can't give it by direct-sowing alone.
| Start indoors | Jan 31–Feb 7 |
|---|---|
| Direct sow / transplant outside | May 9–May 16 |
| Estimated bloom | Aug 7–Aug 14 (~90 days after transplanting) |
Spacing: 2 per square foot (square-foot-gardening spacing). Mature height: 0.5-2 ft.
Wax begonia is the low, glossy-leaved bedding plant that flowers steadily from summer into autumn in shade.
How wax begonia fits zone 6's season
Zone 6b's frost-free window runs about 173 days, from April 25 to October 15. Wax Begonia needs about 90 days from transplant to first harvest.
Good companions
No standout companions recorded yet for Wax Begonia.
Where to buy wax begonia seeds
See why we recommend these suppliers →
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See it growing
Search YouTube for "growing wax begonia" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 6b calendar · Full companion planting guide · Full plant profile · Plan your beds in the Garden Designer →
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Growing Wax Begonia in USDA zone 6b: when to start seeds indoors, when to direct-sow, and when to expect a bloom.
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