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 Botanic Garden >> Gardening >  >> Question and Answer >> About Gardening

Canna Lily Seed Germination: Scarification Required

Q: High school project—canna lily seeds won't germinate.

A: Scarify hard seed coat: rub each seed on sandpaper in a few spots. Soak in warm water overnight to cool. Plant in project soil—leaves in 4 weeks.

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