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