Olbrich Botanical Gardens
3330 Atwood Ave, Madison, WI 53704
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.
4.8 ★ (5,159 Google reviews) · as of 2026-08-06
State-licensed in WI as of 2026-08-04 , licence #106274, source registry · how we verify this
Growing conditions
- USDA hardiness zone
- 5b
- Avg. minimum winter temp
- -15°F
- Median frost dates
- First ~Oct 10 · Last ~May 1
Frost dates: NOAA 1991–2020 Climate Normals, nearest station (MADISON DANE RGNL AP, WI US, 2.2 km away) .
What's plantable right now
Based on this ZIP's median frost dates, last frost ~May 1, first frost ~Oct 10.
Direct-sow now
- Basil · 14–75 days to maturity
Planting-window sources: , Clemson Cooperative Extension, Home & Garden Information Center , Colorado State University Extension, Colorado Master Gardener Program , NC State Extension .
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
- Grow Greenhouse Madison, WI 0.1 mi away
- The Madison Greenhouse Store Madison, WI 1.5 mi away
- Walmart Garden Center Madison, WI 1.7 mi away
- Klein's Floral And Greenhouses Madison, WI 1.9 mi away
- Naly's Floral Shop Madison, WI 2.0 mi away
- Two Ferns Native Nursery (by appointment only) Madison, WI 2.0 mi away
Frequently asked questions
- What type of business is Olbrich Botanical Gardens?
- Olbrich Botanical Gardens is classified as a dealer in Madison, WI.
- Is Olbrich Botanical Gardens state-licensed?
- Yes, Olbrich Botanical Gardens appears in WI's state nursery/dealer licensing registry, as of 2026-08-04 (license #106274).
- What USDA growing zone is Olbrich Botanical Gardens in?
- Olbrich Botanical Gardens (ZIP 53704) is in USDA hardiness zone 5b, with an average minimum winter temperature of -15°F.
- What's plantable near Olbrich Botanical Gardens right now?
- Based on ZIP 53704's frost dates, this is a good time to direct-sow 1 crop. See the full list above.
Source: State-licensed & Google Business Profile. Last checked 2026-08-06. See something wrong? Request a correction or removal →