St. Louis, Missouri, falls entirely within USDA Hardiness Zone 7a (0°F to 5°F /-17.8°C to -15°C), according to the 2023 USDA update.
The majority of the city and its notable landmarks such as the Gateway Arch, Forest Park, Missouri Botanical Garden, and Downtown St. Louis are all within Zone 7a. Neighborhoods including Lafayette Square, The Hill, Central West End, and Soulard also share this USDA Zone 7a classification.
You can pinpoint your St. Louis (Missouri) USDA zone using our three tools given below, Zipcode to planting zone tool, Easy location based interactive map or by using planting zone table.
St. Louis Planting Zones by ZipCode
Enter the 5 digit St. Louis Zipcode in box below, to know its USDA Planting Zone.
St. Louis Planting Zones Map
Select or type your St. Louis location in the selection box below, to find its USDA Growing Zone.
City Name
St Louis Area Planting Zone
Planting Zones
Planting Zones
St. Louis Planting Zones Table
Below table lists all St. Louis location with their corresponding USDA Planting Zone.
| St Louis Location | Planting Zone |
|---|---|
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Download St. Louis Planting zones Map
St. Louis, Missouri, falls entirely within USDA Hardiness Zone 7a. This zone supports heat-loving vegetables like garlic (Allium sativum), walking onions (Allium × proliferum), and multiplier onions (Allium cepa), alongside drought-resistant ornamental plants like North Pole Arborvitae (Thuja occidentalis), Lollipop Crabapple (Malus ‘Lollizam’), and Crape Myrtle (Lagerstroemia indica). Hardy perennials like Hosta (Hosta spp.), Daylily (Hemerocallis spp.), and Coreopsis (Coreopsis spp.) also grows here.
