Year-Round Produce: Wyoming Gardener Outsmarts Winter With Underground Greenhouse

Cowboy State Daily

“Feature on Sara Ross’s walipini in Daniel, Wyoming (57 outdoor growing days): polycarbonate south roof, winter leafy greens/peas/herbs, carrot storage on shady side, tomatoes…”

Feature on Sara Ross’s walipini in Daniel, Wyoming (57 outdoor growing days): polycarbonate south roof, winter leafy greens/peas/herbs, carrot storage on shady side, tomatoes lasting into December; cites Benson 2002 Bolivia look. Daniel, Wyoming site with only 57 outdoor growing days; Ross built underground Bolivian-style walipini ("warm place"). March crops reported: romaine, two spinach types, table and sugar snap peas emerging; herbs; overwintered blackberries; beans started; shady-side carrot storage. Tomatoes grown from spring through December before removal; plants ~5 ft tall. South-facing polycarbonate roof seals structure; article cites Benson Institute 2002 La Paz Bolivia documentation.

Evidence tier: news. Single homeowner case via local journalism; no energy bills or yield tables.

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Daniel, Wyoming site with only 57 outdoor growing days; Ross built undergroun…
March crops reported: romaine, two spinach types, table and sugar snap peas e…
Tomatoes grown from spring through December before removal; plants ~5 ft tall.

Daniel, Wyoming site with only 57 outdoor growing days; Ross built underground Bolivian-style walipini ("warm place").

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Year-Round Produce: Wyoming Gardener Outsmarts Winter With Underground Greenhouse

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