Best Plants For St. Charles, IA

A variety of plants are suitable for St. Charles's climate. According to our data, the growing zone for the area is 5b, with average annual lows of -15 to -10 degrees Fahrenheit. Scroll down for a full list of the best plants for St. Charles, IA based on our analysis of the region's climate.
Trees for St. Charles
Fruits for St. Charles
Flowers for St. Charles
Vegetables for St. Charles
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 St. Charles, IA climate.
Some of the best vegetables for St. Charles, IA include beets, broccoli and brussels sprouts. Other recommended vegetables include Cabbage, Carrots and Cauliflower based on St. Charles's USDA hardiness zone.
Map of IA Hardiness Zones

Choosing plants based on the growing zone for St. Charles ensures that your plants will be able to survive the lowest annual temperatures in your area of Iowa.

Large Greenhouse Kit

Rustic Iron Garden Trellis

Worm Composting Kit

Wooden Chicken Coop

Brass Decorative Faucet Handle
Best Time to Plant in St. Charles
Check the growing calendar for St. Charles at the Old Farmer's Almanac to see the best planting times for the region.
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

Seed Starting Trays

Large Greenhouse Kit

Shiitake Mushroom Kit

Raised Garden Planter
St. Charles's Temperature
USDA Growing Zone: 5b
Zip Codes: 50240
Longitude: -93.8075
Latitude: 41.2872
Lowest Avg Temperatures (F): -15 to -10
The USDA growing zone is 5b in St. Charles, IA. 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 St. Charles is -15 to -10 degrees Fahrenheit. If you would like to learn more, visit our page on the growing zone for St. Charles, IA.
Map of St. Charles

Shiitake Mushroom Kit

Large Greenhouse Kit

Deluxe Plastic Watering Can

Seed Starting Trays

Self Watering Plant Pots
All Towns In IA
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.

Small Greenhouse Kit

Metal Seed Storage Box

Stainless Steel Garden Tool Set

Seed Starting Trays

Brass Watering Can
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.

Brass Watering Can

Hoeing Ain't Easy Garden Sign

Wooden Chicken Coop

Metal Arbor Trellis

Rustic Iron Garden Trellis
To see our latest gardening and homesteading projects, you can find us on Facebook, Instagram, and TikTok.