Book
Four-Season Harvest
Also known as: Four Season Harvest
Eliot Coleman's 1992 (revised 1999) practical guide to year-round vegetable production in cold-climate regions — the foundational popular text on cold-frame, low-tunnel, and unheated greenhouse vegetable production for U.S. and Canadian gardeners. Drawing on Coleman's practical experience at his Maine farm (Four Season Farm) and his earlier study of European market-gardening practices that had been mostly lost in 20th-century U.S. agriculture, the book demonstrates that fresh vegetables can be harvested through the Maine winter — and by extension, through the winter of most of the U.S. — using simple unheated season-extension structures. The book has shaped a generation of small-scale market gardeners and home-scale vegetable producers.
Practical
Coleman’s central thesis: in temperate-zone climates including most of the U.S. and southern Canada, the limit on year-round vegetable production is not winter cold but rather light availability — specifically, the December-and-early-January period when day length drops below approximately 10 hours. With sufficient cold-tolerant crops (kale, [[spinach|spinach]], mâche, claytonia, carrots, leeks, parsnips, beets, scallions), simple unheated season-extension structures (cold frames, low tunnels, unheated greenhouses), and proper crop-timing (most cool-season vegetables planted in late summer to reach harvestable size before the December low-light period), [[fresh-vegetables|fresh vegetables]] can be harvested through the entire winter without supplemental heat.
The book’s practical treatment is comprehensive: cold-frame design and management; the Coleman-style low-tunnel structure; the persephone period (the December low-light window during which plants enter dormancy); winter-harvest crop selection and timing; soil management for cold-frame and tunnel production; transitioning the year-round system through spring back into open-field summer production. Coleman’s [[farm|working farm]] — Four Season Farm in Harborside, Maine (USDA zone 5b) — is the demonstration site where the methods were developed and continue to be practiced.
The book’s influence on the U.S. small-scale-market-gardening community has been substantial. The current ubiquity of cold tunnels and unheated greenhouses on small CSA and market-garden farms — virtually unknown in U.S. small-farm practice in the 1980s — is in direct lineage from Coleman’s work and this book’s transmission.
See also
Auto-generated from this entry’s typed relations: frontmatter, grouped by relation type so the editorial signal isn’t flattened.
- Shares approach with: [[eliot-coleman]]
- Member of: [[book]]
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Practical
shares approach with
- The Resilient Gardener comparable foundational practical-text on small-scale food production; complementary lenses (Deppe on staple-crop independence, Coleman on year-round vegetable production)
1 inbound link · 2 outbound