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When to Plant Scallions in New Brunswick

Scallions (green onions) are mild-flavored alliums harvested for their slender green tops and white bases. They are quick-growing and perfect for succession planting.

New Brunswick spans USDA hardiness zones 5a, 5b, 6a (with planting data available), so planting dates vary by your location within the state. Click your zone below for the most accurate dates.

Find Your County

Click your county for exact Scallions planting dates based on your local frost dates.

Scallions Planting Calendar for New Brunswick

โ–ธ Zone 5a ~166 day growing season ยท Full guide โ†’

Last frost: April 25 ยท First frost: October 8 ยท 166 day season

Activity When Date Range
Start Indoors March 21 Mar 21 โ€“ Apr 4
Transplant Outdoors April 25 Apr 25 โ€“ May 9
Direct Sow April 11 Apr 11 โ€“ May 2
Fall Sowing July 30 Jul 30 โ€“ Aug 13
Harvest June 20 Jun 20 โ€“ Jul 18
โ–ธ Zone 5b ~178 day growing season ยท Full guide โ†’

Last frost: April 18 ยท First frost: October 13 ยท 178 day season

Activity When Date Range
Start Indoors March 14 Mar 14 โ€“ Mar 28
Transplant Outdoors April 18 Apr 18 โ€“ May 2
Direct Sow April 4 Apr 4 โ€“ Apr 25
Fall Sowing August 4 Aug 4 โ€“ Aug 18
Harvest June 13 Jun 13 โ€“ Jul 11
โ–ธ Zone 6a ~193 day growing season ยท Full guide โ†’

Last frost: April 10 ยท First frost: October 20 ยท 193 day season

Activity When Date Range
Start Indoors March 6 Mar 6 โ€“ Mar 20
Transplant Outdoors April 10 Apr 10 โ€“ Apr 24
Direct Sow March 27 Mar 27 โ€“ Apr 17
Fall Sowing August 11 Aug 11 โ€“ Aug 25
Harvest June 5 Jun 5 โ€“ Jul 3

Growing Tips for New Brunswick

Direct sow every 3 weeks for continuous harvest. Thin to 1 inch apart or grow in clusters. Harvest when pencil-thick by pulling or cutting at soil level.

Frequently Asked Questions

When should I plant Scallions in New Brunswick?

Planting dates for Scallions in New Brunswick depend on your USDA zone. New Brunswick spans zones 5a, 5b, 6a. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is New Brunswick for planting?

New Brunswick contains USDA hardiness zones 5a, 5b, 6a. Your specific zone depends on your location within the state โ€” northern and higher-elevation areas are in colder zones, while southern and coastal areas are warmer.

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