USDA Zone 6A
Mild-to-moderate winters. Central Missouri, southern Ohio, parts of New Jersey, Kentucky. Long growing season supports warm-season crops well.
Temperature Range
What Does Zone 6A Mean?
USDA Hardiness Zone 6A means your area's average annual extreme minimum winter temperature falls between -10°F to -5°F (-23°C to -21°C). This is the coldest temperature you can typically expect in a normal winter, based on 30 years of climate data.
Your zone primarily determines which perennial plants (trees, shrubs, perennial flowers, and fruit bushes) can survive outdoors year-round. It's also strongly correlated with your frost dates, which are the foundation for calculating when to plant annual vegetables and flowers. Learn more about what hardiness zones mean.
Enter your zip code on our homepage tool to see personalized planting dates for all 50 plants based on your specific location within Zone 6A.
States in Zone 6A
These states contain areas classified as Zone 6A:
Best Plants for Zone 6A
These plants are well-suited to Zone 6A conditions. Click any plant for detailed growing information and state-specific planting dates.
Tomatoes
America's favorite garden vegetable (technically a fruit). Nothing beats a...
Warm-Season VegetablePeppers
From sweet bells to fiery habaneros, peppers love heat and reward patience with...
Warm-Season VegetableBeans (Green/Snap)
Easy, productive, and they even improve your soil by fixing nitrogen. A perfect...
Warm-Season VegetableCucumbers
Cool, crisp, and perfect for salads and pickling. Cucumbers thrive in warm...
Root VegetableGarlic
Plant in fall, harvest in summer. Garlic is one of the most rewarding crops for...
HerbBasil
The king of herbs. Basil and tomatoes are best friends in the garden and in the...
Annual FlowerSunflowers
Few things bring more joy than a row of sunflowers turning their faces to the...
Cool-Season VegetableKale
The toughest green in the garden. Kale laughs at frost and actually tastes...
Root VegetableCarrots
Patience is the secret ingredient. Carrots are slow to germinate but deliver...
Root VegetablePotatoes
Incredibly satisfying to grow. There's nothing quite like digging up your own...
Annual FlowerZinnias
The cut-and-come-again champion. The more you cut zinnias, the more they bloom....
Perennial FlowerDaylilies
Nearly indestructible perennials with stunning trumpet-shaped blooms. Each...
Frequently Asked Questions
Zone 6A is the sweet spot for temperate gardening. Genuine winters kill pests and vernalize bulbs, while warm summers ripen tomatoes, peppers, corn, and most warm-season crops reliably. The four-season cycle creates natural soil rest periods. Nearly every common vegetable, herb, and flower performs well here — you have few limitations.
Peas, lettuce, and spinach go out 3-4 weeks before your last frost (typically mid to late April). Tomatoes and peppers wait until 2 weeks after. Start warm-season seeds indoors 6-8 weeks before transplant. Fall gardening is your bonus season — plant cool-season crops in August for harvest through October and into November with light frost protection.