SproutSmart
SproutSmart™ Intelligent Garden Sowing

When to Plant Italian Flat Leaf in Zone 4b

Family: Apiaceae Herb

Planting Schedule

Add Italian Flat Leaf to your garden to build a schedule and get reminders.

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

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

Explore Italian Flat Leaf Data
Botanical illustration of Italian Flat Leaf

Crop Dates : 4b

MilestoneDate
Start IndoorsApr 29th
Last FrostMay 13th
Transplant / Sow OutdoorsJun 24th
Harvest BeginsSep 2nd
Harvest EndsSep 27th