Castlewood Gardens
4647 N Hwy 83
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.
4.9 ★ (67 Google reviews) · as of 2026-08-06
We don't hold a nursery/dealer licensing registry for CO 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.
Growing conditions
- USDA hardiness zone
- 5b
- Avg. minimum winter temp
- -15°F
- Median frost dates
- First ~Oct 2 · Last ~May 16
Frost dates: NOAA 1991–2020 Climate Normals, nearest station (ELIZABETH 2NW, CO US, 8.6 km away) .
What's plantable right now
Based on this ZIP's median frost dates, last frost ~May 16, first frost ~Oct 2.
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
- Quality Landscape & Soil Products Franktown, CO 1.6 mi away
- Front Range Landscape and Nursery Franktown, CO 2.6 mi away
- The Big Tool Box and Highlands Garden Center, Parker, CO Parker, CO 4.3 mi away
- Harmony Ridge Farm Parker, CO 4.7 mi away
- Walmart Garden Center Castle Rock, CO 5.5 mi away
- Tree Source - Parker Parker, CO 5.5 mi away
Frequently asked questions
- What type of business is Castlewood Gardens?
- Castlewood Gardens is a nursery or garden center in Franktown, CO; its business type has not been classified.
- What USDA growing zone is Castlewood Gardens in?
- Castlewood Gardens (ZIP 80116) is in USDA hardiness zone 5b, with an average minimum winter temperature of -15°F.
- What's plantable near Castlewood Gardens right now?
- Based on ZIP 80116's frost dates, this is a good time to direct-sow 1 crop. See the full list above.
Source: Google Business Profile. Last checked 2026-08-06. See something wrong? Request a correction or removal →