Warm-Season Vegetable

When to Plant Cucumbers in North Carolina

Cool, crisp, and perfect for salads and pickling. Cucumbers thrive in warm weather and produce abundantly.

The Short Answer

North Carolina is among the top cucumber-producing states commercially, particularly in the eastern coastal plain. Home gardeners throughout the state can draw on that commercial expertise — NC State's vegetable research program is outstanding for cucumbers, and local extension offices offer specific planting calendars by region. The state's three zones create a staggered planting window that gives North Carolina one of the longest potential cucumber seasons on the East Coast.

North Carolina Frost Dates

Your planting dates depend on which part of North Carolina you're in. Here are the frost date ranges by region:

Region Zones Last Frost (Spring) First Frost (Fall)
Mountains 5b, 6a, 6b Apr 25 - May 15 Sep 25 - Oct 10
Piedmont 7a, 7b Apr 1 - Apr 15 Oct 20 - Nov 5
Coastal Plain 7b, 8a Mar 15 - Apr 1 Nov 1 - Nov 15

Cucumbers Planting Schedule for North Carolina

Mountains (Zones 5b, 6a, 6b)

Average last frost: Apr 25 - May 15 · Average first frost: Sep 25 - Oct 10

Start Seeds Indoors
3 wks before frost
Transplant Outside
2 wks after frost
Direct Sow
2 wks after frost

Piedmont (Zones 7a, 7b)

Average last frost: Apr 1 - Apr 15 · Average first frost: Oct 20 - Nov 5

Start Seeds Indoors
3 wks before frost
Transplant Outside
2 wks after frost
Direct Sow
2 wks after frost

Coastal Plain (Zones 7b, 8a)

Average last frost: Mar 15 - Apr 1 · Average first frost: Nov 1 - Nov 15

Start Seeds Indoors
3 wks before frost
Transplant Outside
2 wks after frost
Direct Sow
2 wks after frost

Growing Cucumbers in North Carolina

State-Specific Growing Tips

Mountains: direct sow from mid-May. Piedmont: direct sow from late April to early May. Coastal plain: direct sow from early to mid-April, with a fall crop possible in late July-August. NC State Extension emphasizes succession planting: plant a new row every 3 weeks for continuous production rather than one large planting that produces all at once. In the Piedmont clay, mound plantings improve drainage. In the sandy coastal plain, mulch heavily and irrigate regularly.

Recommended Varieties for North Carolina

NC State variety trials consistently recommend Marketmore 76, Poinsett 76, and Dasher II for slicers. For pickling, Calypso and Vlaspik are top performers. Ashley, an older heat-tolerant variety originally developed in the Southeast, still performs well in NC's warm climate. For the mountains' shorter season, choose compact or early varieties.

Common Challenges in North Carolina

Downy mildew is the primary disease threat — NC State Extension tracks its movement northward from Florida annually and issues alerts when it reaches North Carolina. Subscribe to the Cucurbit Downy Mildew Forecasting system for real-time alerts. Cucumber beetles and bacterial wilt are significant in the Piedmont. Pickle worm pressure increases from coast inland. In the mountains, cooler nights slow production but also reduce pest pressure.

Growing Tips

Trellis for straighter fruits and better air circulation. Pick regularly to encourage more production.

Companion Planting

Plant cucumbers alongside these companions for better growth:

Beans Corn Peas Sunflowers

Keep cucumbers away from:

Potatoes Aromatic Herbs

The Bottom Line

Cucumbers can be grown successfully in North Carolina with proper attention to regional frost dates and local growing conditions. Timing varies across the state — Mountains gardeners work with a last frost around Apr 25 - May 15, while Coastal Plain sees frost end around Mar 15 - Apr 1. Choose varieties suited to your region, amend your soil based on its specific needs, and monitor for the pests and diseases most common in your area. For exact dates based on your zip code, use our free planting date finder.

Related Guides

Cucumbers Growing Guide National planting guide with all states North Carolina Planting Calendar All plants for North Carolina Cucumbers in Alabama Alabama planting dates Cucumbers in Alaska Alaska planting dates Cucumbers in Arizona Arizona planting dates Cucumbers in Arkansas Arkansas planting dates
Note: All dates are based on NOAA 30-year Climate Normals and represent historical averages, not predictions for any specific year. Always check your local weather forecast before planting frost-sensitive crops. Learn about our data sources.

Last reviewed: March 29, 2026

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