Best Plants For O'Fallon, MO

A variety of plants are suitable for O'Fallon's climate. According to our data, the growing zone for the area is 6b, with average annual lows of -5 to 0 degrees Fahrenheit. Scroll down for a full list of the best plants for O'Fallon, MO based on our analysis of the region's climate.

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

For flower beds, go with choices like aster, azalea and begonia for the best results.

Rustic Iron Garden Trellis

Sturdy trellis for supporting climbing plants and vines.

Deluxe Plastic Watering Can

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

Trees for O'Fallon

American Beech (Fagus grandifolia)

American Sycamore (Platanus occidentalis)

Black Cherry (Prunus serotina)

Black Locust (Robinia pseudoacacia)

Black Walnut (Juglans nigra)

Blue Spruce (Picea pungens)

Eastern Redbud (Cercis canadensis)

Green Ash (Fraxinus pennsylvanica)

Honey Locust (Gleditsia triacanthos)

Japanese Maple (Acer palmatum)

Northern Red Oak (Quercus rubra)

Norway Spruce (Picea abies)

Scarlet Oak (Quercus coccinea)

Shagbark Hickory (Carya ovata)

Sugar Maple (Acer saccharum)

Sweet Birch (Betula lenta)

Tulip Poplar (Liriodendron tulipifera)

White Ash (Fraxinus americana)

White Pine (Pinus strobus)

Yellow Buckeye (Aesculus flava)

Fruits for O'Fallon

Apples

Apricots

Blackberries

Blueberries

Cherries

Currants

Elderberries

Figs

Gooseberries

Grapes

Hazelnuts

Mulberries

Pawpaw

Peaches

Pears

Persimmons

Plums

Quince

Raspberries

Strawberries

Small Greenhouse Kit

Compact greenhouse perfect for small spaces.

Brass Decorative Faucet Handle

Elegant brass handle to enhance your garden faucet.

Flowers for O'Fallon

Aster

Azalea

Begonia

Black Eyed Susan

Coneflower

Daffodil

Dahlia

Daylily

Geranium

Hosta

Hydrangea

Iris

Lavender

Marigold

Peony

Phlox

Rose

Sunflower

Tulip

Zinnia

Vegetables for O'Fallon

Beets

Broccoli

Brussels Sprouts

Cabbage

Carrots

Cucumbers

Eggplant

Green Beans

Kale

Onion

Peas

Radishes

Red Peppers

Romaine Lettuce

Spinach

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, MO climate.

Map of MO 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 Missouri.

Brass Watering Can

Elegant brass watering can with classic design and durability.

Seed Starting Trays

Perfect for starting seeds indoors before transplanting to your garden.

Wooden Chicken Coop

Spacious and secure home for your backyard chickens.

Fiskars Garden Harvest Basket

Sturdy basket for collecting and carrying your garden harvest.

Raised Garden Planter

Elevated planter for easy access and better drainage.

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.

Steel Hori Hori Weeding Knife

Versatile Japanese-style gardening knife for weeding and planting.

Cluck Around Sign

Whimsical sign for your chicken coop area.

Raised Garden Planter

Elevated planter for easy access and better drainage.

Seed Starting Trays

Perfect for starting seeds indoors before transplanting to your garden.

Small Greenhouse Kit

Compact greenhouse perfect for small spaces.

Raised vegetable bed rows in zone 8a

O'Fallon's Temperature

The USDA growing zone is 6b in O'Fallon, MO. 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 -5 to 0 degrees Fahrenheit. If you would like to learn more, visit our page on the growing zone for O'Fallon, MO.

Map of O'Fallon

Cluck Around Sign

Whimsical sign for your chicken coop area.

Metal Arbor Trellis

Decorative arbor trellis for climbing plants and garden entrance.

Raised Garden Bed Kit

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

Reusable Grow Bags

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

Large Greenhouse Kit

Spacious greenhouse for extending your growing season.

All Towns In MO

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.

Wooden Chicken Coop

Spacious and secure home for your backyard chickens.

Metal Seed Storage Box

Organized storage solution for your seed collection.

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.

Small Greenhouse Kit

Compact greenhouse perfect for small spaces.

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.

Large Greenhouse Kit

Spacious greenhouse for extending your growing season.

Raised Garden Bed Kit

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

Hoeing Ain't Easy Garden Sign

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

Rustic Iron Garden Trellis

Sturdy trellis for supporting climbing plants and vines.

Small Greenhouse Kit

Compact greenhouse perfect for small spaces.