SproutSmart
SproutSmart™ Intelligent Garden Sowing

When to Plant Dark Opal in Zone 6a

Family: Lamiaceae Herb

Planting Schedule

Add Dark Opal to your garden to build a schedule and get reminders.

Maximize your Dark Opal yield in Zone 6a. Follow this localized planting schedule and companion guide for a healthier, heavier harvest.

Ready to dive into specific soil requirements, pruning tips, and culinary uses?

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Botanical illustration of Dark Opal

Crop Dates : 6a

Growing note: This crop establishes over multiple seasons (~60 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 1st
Transplant / Sow OutdoorsJun 26th
Harvest BeginsAug 25th
Harvest EndsOct 10th