What type of business is Castle Rock Florist?

Castle Rock Florist is a nursery or garden center in Castle Rock, CO; its business type has not been classified.

What USDA growing zone is Castle Rock Florist in?

Castle Rock Florist (ZIP 80104) is in USDA hardiness zone 5b, with an average minimum winter temperature of -15°F.

What's plantable near Castle Rock Florist right now?

Based on ZIP 80104's frost dates, this is a good time to direct-sow 1 crop. See the full list above.

Independent

Castle Rock Florist

Name: Castle Rock Florist
Address: 318 Fourth St, Castle Rock, CO, 80104, US
Telephone: (303) 688-3310
Rating: 4.4

318 Fourth 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.

4.4 ★ (130 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.

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Growing conditions

USDA hardiness zone: 5b
Avg. minimum winter temp: -15°F
Median frost dates: First ~Oct 2 · Last ~May 9

Frost dates: NOAA 1991–2020 Climate Normals, nearest station (CASTLE ROCK, CO US, 4.9 km away) .

What's plantable right now

Based on this ZIP's median frost dates, last frost ~May 9, 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

Wild & Blume Flower + Plant Shop Castle Rock, CO 440 ft away
The Garden Path Castle Rock, CO 501 ft away
The Bargain Barn Castle Rock, CO 0.4 mi away
Sander Ranch Flowers Castle Rock, CO 0.5 mi away
Plum Creek Garden Market Castle Rock, CO 0.5 mi away
C&C Sand and Stone Co. Castle Rock, CO 0.5 mi away

Learn to garden in CO →

Frequently asked questions

What type of business is Castle Rock Florist?: Castle Rock Florist is a nursery or garden center in Castle Rock, CO; its business type has not been classified.
What USDA growing zone is Castle Rock Florist in?: Castle Rock Florist (ZIP 80104) is in USDA hardiness zone 5b, with an average minimum winter temperature of -15°F.
What's plantable near Castle Rock Florist right now?: Based on ZIP 80104'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 →