These estimates for how long Upside down fern 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 Upside down fern to germinate?
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Days to Transplant How long until I can plant out Upside down fern?
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Days to Maturity How long until Upside down fern is ready for harvest / bloom?
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Total Growing Days How long does it take to grow Upside down fern?