Claytonia (Miner's Lettuce) in Zone 7a & 7b
Claytonia perfoliata
Yes, claytonia (miner's lettuce) grows in zones 7a and 7b. Plant it outside Apr 10–Apr 17.
When to plant claytonia (miner's lettuce) in zone 7b
Zones 7a and 7b share the same average frost dates, so this page covers both.
Method: Direct sow: Direct-sow outside. It doesn't transplant well, or doesn't need the extra time indoors.
| Start indoors | Not typically started indoors |
|---|---|
| Direct sow / transplant outside | Apr 10–Apr 17 |
| Estimated harvest | May 20–May 27 (~40 days after direct-sowing) |
Spacing: 9 per square foot (square-foot-gardening spacing). Mature height: 3-6 in.
Plant alongside it in zone 7b
These go outside within two weeks of claytonia (miner's lettuce) in zone 7b, so one planting day can cover them.
- CabbageMar 27–Apr 3
- TomatoApr 24–May 1
- Bush BeansApr 17–Apr 24
- Sweet CornApr 17–Apr 24
- LettuceMar 27–Apr 3
- CucumberApr 17–Apr 24
Claytonia, also known as miner's lettuce, is a cold-hardy salad green with an unmistakable look: round leaves that appear pierced by their own stem, with small flowers seeming to emerge right from the leaf's center.
How claytonia (miner's lettuce) fits zone 7's season
Zone 7b's frost-free window runs about 198 days, from April 10 to October 25. Claytonia (miner's lettuce) needs about 40 days from sowing to first harvest.
Claytonia (Miner's Lettuce) planting windows in every zone
Zone 7b is highlighted. Useful for comparing against a neighbouring zone, or for a garden somewhere else.
| Zone | Start indoors | Sow or plant out | Harvest |
|---|---|---|---|
| 3a & 3b | Not usually | May 30–Jun 6 | Jul 9–Jul 16 |
| 4a & 4b | Not usually | May 15–May 22 | Jun 24–Jul 1 |
| 5a & 5b | Not usually | May 10–May 17 | Jun 19–Jun 26 |
| 6a & 6b | Not usually | Apr 25–May 2 | Jun 4–Jun 11 |
| 7a & 7b (your zone) | Not usually | Apr 10–Apr 17 | May 20–May 27 |
| 8a & 8b | Not usually | Mar 25–Apr 1 | May 4–May 11 |
| 9a & 9b | Not usually | Feb 15–Feb 22 | Mar 27–Apr 3 |
Harvest dates are about 40 days after the sow or plant-out date.
Good companions
No well-established companions for claytonia (miner's lettuce).
Where to buy claytonia seeds
High Mowing Organic Seeds (each supplier's claytonia seeds)
See why we recommend these suppliers →
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See it growing
Search YouTube for "growing claytonia (miner's lettuce)" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 7b calendar · Plan your beds in the Garden Designer →
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Growing Claytonia (Miner's Lettuce) in USDA zone 7b: when to start seeds indoors, when to direct-sow, and when to expect a harvest.
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