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What to Plant in March in New Brunswick

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

Zone 6a

View full Zone 6a planting guide for March

Direct Sow

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