These estimates for how long Biannual Lettuce takes to sprout, grow and harvest are from real observations from real gardeners, right around the world.
Days to Germination How long does it take Biannual Lettuce to germinate?
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Days to Transplant How long until I can plant out Biannual Lettuce?
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Days to Maturity How long until Biannual Lettuce is ready for harvest / bloom?
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Total Growing Days How long does it take to grow Biannual Lettuce?