Blog

What to Plant in March in Connecticut

Here's what you can plant in Connecticut during March. Since Connecticut spans multiple USDA zones, planting dates vary by location. Find your zone below.

Share this guide:

Zone 6a

View full Zone 6a planting guide for March

Direct Sow

Zone 6b

View full Zone 6b planting guide for March

Transplant Outdoors

Direct Sow

Zone 7a

View full Zone 7a planting guide for March

Transplant Outdoors

Direct Sow

Share this guide:

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Last updated: May 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.