USDA Plant Hardiness Zone

3b: Frost Retreat

The retreat of frost reveals fertile soil, primed for early-season crops.

Unlock the potential of USDA Zone 3b with expert tips on plant selection, cultivation techniques, and maximizing yields in this distinct climate.

Zone 3b Statistics

Gardeners in Zone 3b can enjoy growing a variety of root crops, hardy greens, and even some varieties of berries and fruit trees adapted to cooler climates.

First Frost Date
Mid September
Last Frost Date
Mid May
Growing Season Days
100
Average Annual Rainfall
22 inches
Average Summer Temperature
72°F
Average Winter Temperature
-5°F
Zone Min Temperature
-25°F to -30°F
Annual Sunshine Hours
1750

Recommended Crops

Tomato

Everything You Need to Know About Tomatoes: Growing, Cooking, and Enjoying

Discover the joy of growing tomatoes with our guide. Learn about planting, care, and three popular ways to enjoy tomatoes fresh from the garden.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: basil, marigold, carrot

Marigold

Marigold Magic: Enhance Your Garden with Vibrant Color and Pest Control

Not just pretty faces, marigolds help repel pests and improve tomato health. Discover how to grow marigolds alongside your veggies for a thriving garden.

  • Hardiness Zones: 2, 3, 4, 5, 6, 7, 8, 9, 10, 11
  • Companion Plants: tomato, cucumber, pepper

Carrot

Crisp and Sweet Carrots: Ultimate Guide to Growing Your Own

Master the art of growing carrots with our expert guide. Learn everything from seed selection to harvest to enjoy fresh, sweet carrots from your garden.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9, 10
  • Companion Plants: tomato, lettuce, radish

Strawberry

Juicy Strawberries Awaiting in Your Garden: Grow Them Easily

Strawberries are a delight to grow, and our guide covers all you need to know. From planting to picking, learn how to have a bountiful strawberry harvest.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9, 10
  • Companion Plants: lettuce, spinach, borage

Pepper

Spice Up Your Garden: Pepper Growing Tips for Every Gardener

From sweet to spicy, peppers are a must-have in the garden. Learn the secrets to growing a wide variety of peppers, from bell to jalapeño, with ease.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9, 10
  • Companion Plants: basil, onion, spinach

Spinach

Grow Lush Spinach Even in Small Spaces: A Comprehensive Guide

Spinach is easy to grow and perfect for health-conscious gardeners. Our guide shows you how to cultivate this leafy green for a continuous supply.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: strawberry, fava bean, pepper

Radish

Quick and Easy Radishes: From Seed to Harvest in 30 Days

Radishes are one of the quickest growing vegetables. Learn how to plant, care for, and harvest radishes to add a crisp, peppery flavor to your meals.

  • Hardiness Zones: 2, 3, 4, 5, 6, 7, 8, 9, 10
  • Companion Plants: carrot, lettuce, peas

Peas

Sweet Peas: The Secret to Growing Plump, Juicy Pods

Whether you love snap, snow, or shell peas, our guide will help you grow a plentiful harvest. Discover tips for planting, care, and picking your peas.

  • Hardiness Zones: 2, 3, 4, 5, 6, 7, 8
  • Companion Plants: carrot, radish, cucumber

Onion

Robust Onions: Grow Your Own for Cooking and Storage

Onions are a garden staple with a variety of uses in the kitchen. Our guide will show you how to grow, care for, and harvest onions for year-round use.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9, 10
  • Companion Plants: pepper, carrot, lettuce

Borage

Borage: The Starflower with Edible and Medicinal Benefits

Borage, with its striking blue flowers, is not only beautiful but also beneficial for the garden. Learn how to grow borage for its edible flowers and leaves.

  • Hardiness Zones: 2, 3, 4, 5, 6, 7, 8, 9, 10
  • Companion Plants: strawberry, tomato, spinach

Fava Bean

Fava Beans: A Guide to Growing This Nutritious Cool-Season Crop

Fava beans are not only delicious but also enrich the soil with nitrogen. Discover how to grow fava beans and enjoy their benefits in your garden.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8
  • Companion Plants: spinach, dill, strawberry

Dill

Dill: An Herb That Elevates Dishes and Supports Your Garden

Dill is not just for pickles! Learn how to grow dill in your garden for culinary uses and its benefits as a companion plant to attract beneficial insects.

  • Hardiness Zones: 2, 3, 4, 5, 6, 7, 8, 9, 10
  • Companion Plants: cabbage, onion, fava bean

Sunflower

Sunflowers: Towering Beauties of the Garden

Learn how to grow sunflowers, the giants of the garden. Our guide covers everything from seed selection to care, ensuring a spectacular display.

  • Hardiness Zones: 2, 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: cucumber, lettuce, peas

Cabbage

Cabbage: A Staple for the Winter Garden

Cabbage is versatile and hearty. Discover how to grow, care for, and harvest cabbage, making it a staple in your garden and kitchen.

  • Hardiness Zones: 2, 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: dill, onion, marigold

Beet

Beets: Growing Your Own for Health and Flavor

Beets are not only nutritious but also versatile in the kitchen. Our guide will help you grow beets easily, with tips on care, harvesting, and storage.

  • Hardiness Zones: 2, 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: onion, lettuce, cabbage

Garlic

Garlic: The Essential Guide to Growing Your Own

Garlic is a kitchen staple with many health benefits. Learn how to grow garlic in your garden with our easy-to-follow guide.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8
  • Companion Plants: tomato, beet, strawberry

Zucchini

Zucchini: A Prolific Summer Squash

Zucchini is easy to grow and yields a bountiful harvest. Discover the secrets to successful zucchini planting, care, and harvesting.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: peas, bean, garlic

Bean

Beans: From Planting to Plate

Beans are a garden favorite, providing a rich source of protein. Learn how to grow beans, with tips on planting, care, and harvesting.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: corn, strawberry, cucumber

Corn

Corn: Grow Your Own Sweet Summer Treat

Corn is a staple of summer gardens. Our comprehensive guide shows you how to grow corn, from planting seeds to harvesting your sweet cobs.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: bean, peas, cucumber

Potato

Potatoes: The Ultimate Guide to Growing Your Own

Potatoes are a garden classic. Learn how to grow your own potatoes with our step-by-step guide, from planting to harvest.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: marigold, cabbage, corn

Pumpkin

Pumpkin Growing Secrets for a Bountiful Harvest

Pumpkins are not just for Halloween; they're a versatile garden vegetable. Learn how to grow pumpkins successfully, with tips on care and varieties.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: corn, marigold, bean

Squash

Squash: A Versatile Garden Favorite

Learn to grow squash in your garden, from zucchini to winter varieties, with our expert tips on planting, care, and harvesting.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: corn, beans, marigold

Broccoli

Broccoli: Grow Your Own Superfood

Broccoli is a cool-weather crop that's both delicious and nutritious. Learn everything you need to grow broccoli successfully in your garden.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8
  • Companion Plants: dill, celery, potato

Celery

Celery: Crunchy, Fresh, and Full of Flavor

Growing celery at home is easier than you think. Our guide covers all you need to know from planting seeds to harvesting crisp stalks.

  • Hardiness Zones: 2, 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: leek, tomato, cauliflower

Cauliflower

Cauliflower: A Guide to Growing This Classic Vegetable

Cauliflower requires a bit more care to grow than its relatives, but the reward is worth it. Learn how to grow, care for, and harvest cauliflower.

  • Hardiness Zones: 2, 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: spinach, sage, peas

Asparagus

Asparagus: A Perennial Vegetable Garden Staple

Asparagus takes patience to grow but offers years of harvests. Learn how to plant, care for, and harvest asparagus with our detailed guide.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8
  • Companion Plants: parsley, basil, tomato

Mint

Mint: The Refreshing Herb for Your Garden

Mint is a versatile and easy-to-grow herb that adds a fresh flavor to dishes and drinks. Learn how to plant, care for, and harvest mint in your garden.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: cabbage, tomato, peas

Chive

Chives: Easy to Grow for a Touch of Onion Flavor

Chives are a low-maintenance herb that adds a mild onion flavor to dishes. Learn how to grow chives with our simple guide, from planting to harvesting.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: tomato, carrot, rosemary

Cilantro

Cilantro: Growing Your Own Flavorful Herb

Cilantro, also known as coriander, is a popular herb with fresh, tangy leaves. Our guide will help you grow cilantro successfully, from seed to harvest.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8
  • Companion Plants: tomato, peas, lettuce

Sweet Potato

Sweet Potato: A Nutritious and Delicious Crop

Sweet potatoes are a warm-weather crop that's easy to grow. Discover the secrets to planting, caring for, and harvesting sweet potatoes in your garden.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: dill, beet, spinach

Rose

Roses: Cultivating Beauty in Your Garden

Roses offer a stunning variety of colors and fragrances. Learn how to plant, care for, and harvest roses to enhance your garden's beauty and allure.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: lavender, chive, garlic

Blueberry

Blueberries: A Berry Lover's Guide to Growing

Blueberries, rich in antioxidants, thrive in acidic soil. Our comprehensive guide covers everything from soil preparation to harvesting these delicious berries.

  • Hardiness Zones: 2, 3, 4, 5, 6, 7, 8
  • Companion Plants: strawberry, thyme, sage

Raspberry

Raspberry: Easy Tips for a Bountiful Harvest

Raspberries offer a rewarding harvest with proper care. Learn how to grow, maintain, and harvest raspberries for a sweet, fruitful bounty.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: garlic, oregano, thyme

Watermelon

Watermelon: Grow the Summer's Ultimate Fruit

Watermelon, a summer favorite, requires space and sunshine. Discover the secrets to growing juicy, sweet watermelons in your own backyard.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8
  • Companion Plants: corn, radish, marigold

Cherry Tomato

Cherry Tomatoes: Sweet Snacks from Your Garden

Cherry tomatoes are easy to grow and delicious to eat. Learn how to cultivate cherry tomatoes in your garden for a bountiful harvest.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: basil, marigold, lettuce

Calendula

Calendula: Growing the Golden Medicinal Flower

Calendula, with its bright yellow and orange flowers, has medicinal properties. This guide will help you grow calendula for its beauty and health benefits.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: kale, tomato, saffron

Cherry Tomato

Cherry Tomatoes: Sweet Snacks from Your Garden

Cherry tomatoes are easy to grow and delicious to eat. Learn how to cultivate cherry tomatoes in your garden for a bountiful harvest.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: basil, marigold, lettuce

Calendula

Calendula: Growing the Golden Medicinal Flower

Calendula, with its bright yellow and orange flowers, has medicinal properties. This guide will help you grow calendula for its beauty and health benefits.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8, 9
  • Companion Plants: kale, tomato, saffron

Apple

Apple: A Classic Favorite

Apples are the quintessential fruit tree for any garden. Learn the secrets to growing various apple varieties, from crisp Fuji to tart Granny Smith.

  • Hardiness Zones: 3, 4, 5, 6, 7, 8
  • Companion Plants: chive, garlic, onion