Zone 7a Planting Guide 2026 | Washington DC, Virginia, North Carolina Garden Calendar

Zone 7a is a four-season garden: a 200-plus-day growing window long enough for two main crops, superhot peppers, and winter harvests under cover. Here are your 2026 dates, frost windows, and the varieties that make the most of all that season.

USDA Hardiness Zone 7a at a glance

Minimum temperature

0°F to 5°F (-17.8°C to -15°C)

Average last frost

March 25 (range March 15 – April 1)

Average first fall frost

November 1 – 15

Growing season

200 – 220 days

Best planting window

April 1 – 15 for warm-season crops

Where it falls

Washington DC, Richmond, Raleigh, Norfolk, Baltimore

Major cities in Zone 7a

Primary cities: Washington, DC • Richmond, VA • Raleigh, NC • Norfolk, VA • Baltimore, MD • Little Rock, AR

Also includes: Parts of Virginia, North Carolina, Maryland, Tennessee, Arkansas, Oklahoma, and northern Texas.

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2026 Zone 7a Planting Calendar

January — early indoor starting

Crop	Start Date	Transplant Date	Notes
Tomatoes	January 15 - February 1	April 1-15	Long season allows big varieties
Peppers	January 1-15	April 15 - May 1	Perfect zone for superhots
Eggplant	January 15 - February 1	April 15 - May 1	All varieties excel here
Herbs	January 15 - February 1	March 15 - April 1	Rosemary, thyme, oregano

February–March — cool-season start

Crop	Plant Date	Harvest	Notes
Peas	February 15 - March 15	April-May	Plant 6 weeks before last frost
Lettuce	February 15 - March 15	April-May	Multiple succession plantings
Spinach	February 15 - March 1	April-May	Bolts quickly in spring heat
Carrots	February 15 - March 15	May-July	Plant every month through fall
Potatoes	February 15 - March 1	June-July	Plant sets in trenches

April–May — warm-season paradise

Crop	Plant Date	Harvest Start	Notes
Beans	April 1-15	June-September	Bush and pole, multiple plantings
Corn	April 1-15	July-September	Plant blocks for good pollination
Squash	April 15 - May 1	June-October	Summer and winter types
Cucumbers	April 15 - May 1	June-September	Provide afternoon shade in summer
Okra	May 1-15	July-October	Heat lover, perfect for Zone 7a

Best Varieties for Zone 7a

Tomatoes — the long-season advantage

Indeterminate giants: Brandywine, Cherokee Purple, German Johnson
Paste varieties: San Marzano, Amish Paste, Roma
Cherry types: Sun Gold, Black Cherry, Sweet 100
Heat tolerant: Celebrity, Phoenix, Mountain Fresh Plus
Two plantings: Early varieties in April, heat-tolerant in July

Peppers — superhot paradise

Sweet: California Wonder, Chocolate Beauty, Sweet Banana
Mild Hot: Poblano, Anaheim, New Mexico pods
Medium Hot: Jalapeño, Serrano, Cayenne
Superhots: Habanero, Ghost Pepper, Carolina Reaper, Scorpion
Zone 7a specialty: Perfect climate for the hottest varieties

Heat-tolerant cool-season

Lettuce: Jericho, Muir, Red Sails (bolt-resistant)
Spinach: Space, Regiment, Bloomsdale (spring only)
Asian greens: Bok choy, mizuna, tatsoi (fall/winter)
Herbs: Heat-tolerant basil, oregano, thyme

Year-Round Gardening in Zone 7a

Four-season growing strategy

Spring (Mar–May)

Cool and warm-season crops overlap

Summer (Jun–Aug)

Heat-tolerant vegetables and okra

Fall (Sep–Nov)

Second cool-season planting

Winter (Dec–Feb)

Cold-hardy crops with protection

Fall/winter planting schedule

Crop	Plant Date	Harvest	Protection Needed
Lettuce	August 15 - September 15	October-December	Row covers for extended season
Spinach	August 15 - September 1	October-March	Cold frames extend harvest
Kale	August 1-31	October-March	Survives most winters
Carrots	August 1 - September 1	November-February	Mulch for winter harvest
Garlic	October 15 - November 15	July (next year)	Hardneck varieties preferred

Regional Considerations

Washington DC area

Urban heat island: City often 1-2 degrees warmer
Humidity: Choose disease-resistant varieties
Advantage: Can often plant 1 week earlier than suburbs
Challenge: Air quality affects sensitive plants

Virginia coastal plain

Sandy soil: Excellent drainage but needs organic matter
Humidity: Good air circulation essential
Long growing season: Two plantings of many crops possible
Hurricane risk: Secure tall plants in late summer

North Carolina piedmont

Clay soil: Improve drainage with raised beds
Variable weather: Late-spring cold snaps possible
Heat and humidity: Choose heat-tolerant varieties
Advantage: Excellent for warm-season crops

Season Extension Techniques

Spring protection

Row covers: Extend cool-season crops 4-6 weeks
Cold frames: Year-round lettuce and spinach possible
Wall of water: Plant tomatoes 3-4 weeks early
Cloches: Individual plant protection

Summer cooling

Shade cloth: 30-50% shade for cool-season crops
Afternoon shade: Protect lettuce from intense sun
Mulching: Keep soil cool and moist
Succession planting: Small plantings every 2 weeks

Monthly Zone 7a Garden Tasks

January

Start warm-season seeds indoors under lights
Plan garden layout and order seeds
Harvest winter crops under protection
Prune dormant fruit trees

February

Direct sow cool-season crops mid-month
Continue indoor seed starting
Prepare garden beds for spring planting
Plant potatoes late in month

March

Transplant cool-season seedlings
Direct sow more cool-season crops
Harden off warm-season transplants
Apply organic fertilizers and compost

August

Plant fall/winter garden
Second planting of beans and squash
Start cool-season transplants indoors
Begin harvesting main-season crops

Get your exact dates

With two main crops and winter harvests, Zone 7a timing has a lot of moving parts. Use the free Planting Calendar for a personalized year-round schedule and weather alerts.

Last updated: March 6, 2026 | Zone 7a data based on USDA Plant Hardiness Zone Map 2023 and NOAA climate normals.