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