SproutSmart
SproutSmart™ Intelligent Garden Sowing

When to Plant Cardinal in Zone 4b

Family: Lamiaceae Herb

Planting Schedule

Add Cardinal to your garden to build a schedule and get reminders.

Get the exact Zone 4b timeline for your Cardinal. See localized frost dates, indoor sowing windows, and optimal companions below.

Need deeper agronomic data, pest profiles, and optimal flavor pairings?

Explore Cardinal Data
Botanical illustration of Cardinal

Crop Dates : 4b

MilestoneDate
Start IndoorsApr 22nd
Last FrostMay 13th
Transplant / Sow OutdoorsJul 1st
Harvest BeginsAug 15th
Harvest EndsSep 27th