Stratification FAQ's

• What is seed stratification?
• How does the Prairie Nursery stratify its seed?
• What is wet stratification?

What is seed stratification?

A treatment that breaks seed dormancy and increases germination.

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How does the Prairie Nursery stratify its seed?

Dry, Cold stratified- Stored in a cool, dry, place for 2-6 months.

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What is wet stratification?

Increases the germination rate of many flower seeds by mimicking cold, damp, winter conditions.

The Wet Stratification Process

• Seeds are mixed with 2-3 times their volume of damp (not wet) sawdust or sand.
• Most seeds: Refrigerator storage for 4-8 weeks prior to planting.
• Legumes: Store seeds in a refrigerator for 10-15 days.
• White False Indigo and Cream False Indigo: Legumes that need 2 months of wet stratification.

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