Best Plants For O'Fallon, IL

A variety of plants are suitable for O'Fallon's climate. According to our data, the growing zone for the area is 7a, with average annual lows of 0 to 5 degrees Fahrenheit. Scroll down for a full list of the best plants for O'Fallon, IL based on our analysis of the region's climate.

If growing food is your aim, vegetables hardy to O'Fallon include beets, bell peppers and broccoli, while fruits like apples, apricots and blackberries will flourish.

For flower beds, go with choices like azaleas, butterfly bush and chrysanthemums for the best results.

Self Watering Plant Pots

Innovative pots that maintain optimal moisture levels.

Large Greenhouse Kit

Spacious greenhouse for extending your growing season.

Trees for O'Fallon

American Beech

American Holly

Black Cherry

Black Walnut

Blue Spruce

Dogwood

Eastern Red Cedar

Green Ash

Honey Locust

Northern Red Oak

Pin Oak.

Redbud

River Birch

Silver Maple

Sugar Maple

Sweetgum

White Ash

White Oak

White Pine

Yellow Poplar (Tulip Tree)

Fruits for O'Fallon

Apples

Apricots

Blackberries

Blueberries

Cherries

Currants

Elderberries

Figs

Grapes

Kiwifruit

Mulberries

Nectarines

Pawpaw

Peaches

Pears

Persimmons

Plums

Pomegranates

Raspberries

Strawberries

Cluck Around Sign

Whimsical sign for your chicken coop area.

Fiskars Garden Harvest Basket

Sturdy basket for collecting and carrying your garden harvest.

Flowers for O'Fallon

Azaleas

Butterfly Bush

Chrysanthemums

Coneflowers

Daffodils

Daylilies

Geraniums

Hostas

Hydrangeas

Iris

Lavender

Marigolds

Pansies

Petunias

Phlox

Roses

Salvia

Sunflowers

Tulips

Zinnia

Vegetables for O'Fallon

Beets

Bell Peppers

Broccoli

Cabbage

Carrots

Cucumbers

Eggplant

Garlic

Green Beans

Kale

Lettuce

Onions

Radishes

Spinach

Squash

Sweet Corn

Sweet Potatoes

Swiss Chard

Tomatoes

Zucchini

Frequently Asked Questions

Have questions about plants for your area? Check out our FAQ below for quick answers to common questions about what plants grow best in the O'Fallon, IL climate.

Map of IL Hardiness Zones

Choose plants with your zone in mind

Choosing plants based on the growing zone for O'Fallon ensures that your plants will be able to survive the lowest annual temperatures in your area of Illinois.

Raised Garden Planter

Elevated planter for easy access and better drainage.

Brass Watering Can

Elegant brass watering can with classic design and durability.

Wooden Chicken Coop

Spacious and secure home for your backyard chickens.

Raised Garden Bed Kit

Easy-to-assemble raised garden bed for better soil control and drainage.

Metal Seed Storage Box

Organized storage solution for your seed collection.

Need Gardening Gear?

The Plant Guide Online has selected some of our favorite products to help you with your next growing project. From seed starting trays and fertilizers to decor and lifestyle items, we think you'll love what we've selected.

Hoeing Ain't Easy Garden Sign

Fun and decorative garden sign to add personality to your space.

Self Watering Plant Pots

Innovative pots that maintain optimal moisture levels.

Seed Starting Trays

Perfect for starting seeds indoors before transplanting to your garden.

Raised Garden Bed Kit

Easy-to-assemble raised garden bed for better soil control and drainage.

Wooden Chicken Coop

Spacious and secure home for your backyard chickens.

Raised vegetable bed rows in zone 8a

O'Fallon's Temperature

The USDA growing zone is 7a in O'Fallon, IL. This is a measure of the lowest temperature that a plant can survive, helping to decide what plants would be suitable for the region's climate. According to our records, the average annual extreme minimum temperature in O'Fallon is 0 to 5 degrees Fahrenheit. If you would like to learn more, visit our page on the growing zone for O'Fallon, IL.

Map of O'Fallon

Shiitake Mushroom Kit

Grow your own delicious shiitake mushrooms at home.

Hydroponic Garden Grow Kit

Grow fresh herbs and vegetables year-round with this indoor hydroponic garden system.

Brass Watering Can

Elegant brass watering can with classic design and durability.

Self Watering Plant Pots

Innovative pots that maintain optimal moisture levels.

Stainless Steel Garden Tool Set

Complete garden tool set with heavy-duty stainless steel tools for all your gardening needs.

All Towns In IL

Tools You'll Love

The Plant Guide Online has selected some of our favorite products to help you with your next growing project. From seed starting trays and fertilizers to decor and lifestyle items, we think you'll love what we've selected.

Reusable Grow Bags

Breathable fabric grow bags that promote healthy root growth for your vegetables and fruits.

Deluxe Plastic Watering Can

High-capacity watering can with comfortable grip and precise spout.

Seed Starting Trays

Perfect for starting seeds indoors before transplanting to your garden.

Cluck Around Sign

Whimsical sign for your chicken coop area.

Wooden Chicken Coop

Spacious and secure home for your backyard chickens.

Plants For Other States

Looking for the best plants in a different area of the United States? Click on a button below to find plants that are ideal for that state's temperatures.

Shiitake Mushroom Kit

Grow your own delicious shiitake mushrooms at home.

Seed Starting Trays

Perfect for starting seeds indoors before transplanting to your garden.

Raised Garden Planter

Elevated planter for easy access and better drainage.

Fiskars Garden Harvest Basket

Sturdy basket for collecting and carrying your garden harvest.

Worm Composting Kit

Complete kit for starting your own worm composting system.