Grains take longer to mature than traditional indoor crops like lettuce, hence historically they've exclusively been grown outside, as the energy costs of indoor production can easily outweigh their relatively low market value.
Recently developed techniques are allowing tentative trials of growing cereal grains in a controlled environment unaffected by weather, but the burgeoning energy crisis is hindering the chances of long term success.
Grains take longer to mature than traditional indoor crops like lettuce, hence historically they've exclusively been grown outside, as the energy costs of indoor production can easily outweigh their relatively low market value.
Recently developed techniques are allowing tentative trials of growing cereal grains in a controlled environment unaffected by weather, but the burgeoning energy crisis is hindering the chances of long term success.
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