SproutSmart
SproutSmart™ Intelligent Garden Sowing

When to Plant Black Adder in Zone 3a

Family: Lamiaceae Herb
Zone 3a Save Garden

Planting Schedule

Add Black Adder to your garden to build a schedule and get reminders.

Get the exact Zone 3a timeline for your Black Adder. See localized frost dates, indoor sowing windows, and optimal companions below.

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Botanical illustration of Black Adder

Crop Dates : 3a

Growing note: This crop establishes over multiple seasons (~70 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.
MilestoneDate
Start IndoorsMar 20th
Last FrostMay 15th
Transplant / Sow OutdoorsMay 15th
Harvest BeginsJul 24th
Harvest EndsSep 1st

Garden Alerts

This crop establishes over multiple seasons (~70 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.

Recommended Companions

Napoletano Basil Basil
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Fireball Marigold
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Gorizia Rosemary
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Silver-Edged Lemon Thyme Thyme
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Tuscan Blue Rosemary
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Lime Thai Basil
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Garden Alerts

This crop establishes over multiple seasons (~70 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.