Grow guide

How to grow Dianthus Sooty Sweet William

Dianthus barbatus

Type: Dianthus
Zones: USDA zones 3–9
Sun: Full
Time to harvest: 100–120 days
Spacing: 12″ apart
Density: 1 per sq ft
Habit: Upright
Frost tolerance: Hardy
Sowing: Start indoors, then transplant
Start indoors: 8 weeks before last frost

Care

Harvest As needed
Deadhead As needed
Water As needed

Notes

Near-black ruby-red clustered flowers on 12-18-inch stems; biennial that can persist several years and may bloom first year from a late-winter sowing.

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All dianthus →

Grows well nearby

Carnation Chabaud Mix
Sweet William Mix

Track Dianthus Sooty Sweet William from seed to harvest with Evengrow.

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