What type of business is Big O Farm & Garden?

Big O Farm & Garden is a nursery or garden center in Thompsonville, IL; its business type has not been classified.

What USDA growing zone is Big O Farm & Garden in?

Big O Farm & Garden (ZIP 62890) is in USDA hardiness zone 6b, with an average minimum winter temperature of -5°F.

What's plantable near Big O Farm & Garden right now?

Based on ZIP 62890's frost dates, this is a good time to start 11 fall crops. See the full list above.

Independent

Big O Farm & Garden

Name: Big O Farm & Garden
Address: 3619 Main St, Thompsonville, IL, 62890, US
Telephone: (618) 627-2121
Rating: 4.7

3619 Main St

Business information on this page (including hours, address, phone number, rating, and licence status) is provided for reference only. Some fields carry their own as-of date; others may be older than they appear. Contact the business directly to confirm current information before visiting or purchasing. See our full Disclaimer.

4.7 ★ (30 Google reviews) · as of 2026-08-06

We don't hold a nursery/dealer licensing registry for IL yet, so we have not checked whether this business is licensed. This is not a finding either way: it means our coverage doesn't reach this state, not that anything is wrong with this business.

Call (618) 627-2121 Directions

Growing conditions

USDA hardiness zone: 6b
Avg. minimum winter temp: -5°F
Median frost dates: First ~Oct 28 · Last ~Apr 4

Frost dates: NOAA 1991–2020 Climate Normals, nearest station (BENTON 2 N, IL US, 20.0 km away) .

What's plantable right now

Based on this ZIP's median frost dates, last frost ~Apr 4, first frost ~Oct 28.

Plant for fall now

Beets · 55–65 days to maturity
Broccoli · 65–80 days to maturity
Brussels Sprouts · 40–50 days to maturity
Cabbage · 70–85 days to maturity
Collards · 32–72 days to maturity
Kale · 50–70 days to maturity
Kohlrabi · 50–65 days to maturity
Mustard Greens · 25–50 days to maturity
Radish · 20–35 days to maturity
Spinach · 40–60 days to maturity
Turnip · 50–60 days to maturity

Planting-window sources: , Clemson Cooperative Extension Home & Garden Information Center , Clemson Cooperative Extension Home & Garden Information Center , Colorado State University Extension , University of Missouri Extension , NC State Extension , Purdue Extension (Dept. of Horticulture and Landscape Architecture) , Virginia Cooperative Extension, Virginia Tech and Virginia State University .

Planting windows and crop timing here are computed from USDA/NOAA climate data and the university extension sources cited below, not a site visit or soil test. Treat this as a starting point: local conditions vary, and a local nursery or extension office can advise on your exact site. See our full Disclaimer.

Nearby nurseries

Severin Garden Center & Landscaping West Frankfort, IL 9.5 mi away
The Weeping Willow Benton, IL 10.2 mi away
Burkdell Mulch Benton, IL 10.7 mi away
Walmart Garden Center Benton, IL 11.2 mi away
Gehmans Greenhouse & Garden Center Ewing, IL 12.5 mi away
Bob Stotlar Building Center Marion, IL 15.7 mi away

Learn to garden in IL →

Frequently asked questions

What type of business is Big O Farm & Garden?: Big O Farm & Garden is a nursery or garden center in Thompsonville, IL; its business type has not been classified.
What USDA growing zone is Big O Farm & Garden in?: Big O Farm & Garden (ZIP 62890) is in USDA hardiness zone 6b, with an average minimum winter temperature of -5°F.
What's plantable near Big O Farm & Garden right now?: Based on ZIP 62890's frost dates, this is a good time to start 11 fall crops. See the full list above.

Source: Google Business Profile. Last checked 2026-08-06. See something wrong? Request a correction or removal →