Clarkia (Farewell-to-Spring) in Zone 2a & 2b
Clarkia unguiculata
When to plant clarkia (farewell-to-spring) in zone 2b
Zones 2a and 2b share the same average frost dates in our data, so this page covers both.
Method: Either: Start indoors for an earlier harvest, or direct-sow outside for less fuss. Clarkia (Farewell-to-Spring) tolerates either.
| Start indoors | Apr 22–Apr 29 |
|---|---|
| Direct sow / transplant outside | Apr 29–May 6 |
| Estimated bloom | Jul 13–Jul 20 (~75 days after planting) |
Spacing: 4 per square foot (square-foot-gardening spacing). Mature height: 1-3 ft.

Clarkia, also called mountain garland or farewell-to-spring, is a silky-petaled cut flower with a genuine cool-weather requirement: too much heat after germination produces weak, spindly stems instead of the sturdy ones a good cut flower needs.
How clarkia (farewell-to-spring) fits zone 2's season
Zone 2b's frost-free window runs about 104 days, from May 20 to September 1. Clarkia (Farewell-to-Spring) needs about 75 days from sowing to first harvest.
Good companions
No standout companions recorded yet for Clarkia (Farewell-to-Spring).
Where to buy clarkia seeds
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See it growing
Search YouTube for "growing clarkia (farewell-to-spring)" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 2b calendar · Full companion planting guide · Full plant profile · Plan your beds in the Garden Designer →

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Growing Clarkia (Farewell-to-Spring) in USDA zone 2b: when to start seeds indoors, when to direct-sow, and when to expect a bloom.
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