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When to Plant Asparagus in Newfoundland and Labrador

Asparagus is a long-lived perennial vegetable that produces tender spears each spring for 15-20 years once established. It requires patience but rewards with reliable harvests.

Newfoundland and Labrador spans USDA hardiness zones 3a, 4a, 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 Asparagus planting dates based on your local frost dates.

Asparagus Planting Calendar for Newfoundland and Labrador

Zone 3a ~123 day growing season · Full guide →

Last frost: May 15 · First frost: September 15 · 123 day season

Activity When Date Range
Transplant Outdoors May 29 May 29 – Jun 12
Zone 4a ~145 day growing season · Full guide →

Last frost: May 6 · First frost: September 28 · 145 day season

Activity When Date Range
Transplant Outdoors May 20 May 20 – Jun 3
Zone 5a ~166 day growing season · Full guide →

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

Activity When Date Range
Transplant Outdoors May 9 May 9 – May 23
Zone 5b ~178 day growing season · Full guide →

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

Activity When Date Range
Transplant Outdoors May 2 May 2 – May 16
Zone 6a ~193 day growing season · Full guide →

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

Activity When Date Range
Transplant Outdoors April 24 Apr 24 – May 8

Growing Tips for Newfoundland and Labrador

Plant crowns in deep trenches with compost. Do not harvest spears for the first two years to allow root establishment. Mulch heavily to suppress weeds and retain moisture.

Frequently Asked Questions

When should I plant Asparagus in Newfoundland and Labrador?

Planting dates for Asparagus in Newfoundland and Labrador depend on your USDA zone. Newfoundland and Labrador spans zones 3a, 4a, 5a, 5b, 6a. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is Newfoundland and Labrador for planting?

Newfoundland and Labrador contains USDA hardiness zones 3a, 4a, 5a, 5b, 6a. Your specific zone depends on your location within the state — 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.