Honesty (Lunaria) in Zone 5a & 5b
Lunaria annua
When to plant honesty (lunaria) in zone 5b
Zones 5a and 5b share the same average frost dates in our data, so this page covers both.
Method: Direct sow: Direct-sow outside. Honesty (Lunaria) doesn't transplant well, or doesn't need the extra time indoors.
| Start indoors | Not typically started indoors |
|---|---|
| Direct sow / transplant outside | May 10–May 17 |
| Estimated bloom | Sep 7–Sep 14 (~120 days after direct-sowing) |
Spacing: about 2 square feet per plant (square-foot-gardening spacing). Mature height: 2-3 ft.
Honesty is grown for what is left after it dies: flat, papery, translucent seed pods that hold their shape indoors for years.
How honesty (lunaria) fits zone 5's season
Zone 5b's frost-free window runs about 148 days, from May 10 to October 5. Honesty (Lunaria) needs about 120 days from sowing to first harvest.
Good companions
No standout companions recorded yet for Honesty (Lunaria).
Where to buy honesty seeds
See why we recommend these suppliers →
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See it growing
Search YouTube for "growing honesty (lunaria)" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 5b calendar · Full companion planting guide · Full plant profile · Plan your beds in the Garden Designer →
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Growing Honesty (Lunaria) in USDA zone 5b: when to start seeds indoors, when to direct-sow, and when to expect a bloom.
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