Claytonia (Miner's Lettuce) in Zone 3a & 3b

Claytonia perfoliata

When to plant claytonia (miner's lettuce) in zone 3b

Zones 3a and 3b share the same average frost dates in our data, so this page covers both.

Method: Direct sow: Direct-sow outside. Claytonia (Miner's Lettuce) doesn't transplant well, or doesn't need the extra time indoors.

Start indoors	Not typically started indoors
Direct sow / transplant outside	May 30–Jun 6
Estimated harvest	Jul 9–Jul 16 (~40 days after direct-sowing)

Spacing: 9 per square foot (square-foot-gardening spacing). Mature height: 3-6 in.

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 3's season

Zone 3b's frost-free window runs about 98 days, from May 30 to September 5. Claytonia (Miner's Lettuce) needs about 40 days from sowing to first harvest.

Good companions

No standout companions recorded yet for Claytonia (Miner's Lettuce).

Where to buy claytonia seeds

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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)

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Growing Claytonia (Miner's Lettuce) in USDA zone 3b: when to start seeds indoors, when to direct-sow, and when to expect a harvest.

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