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Plant Nurseries & Garden Centers in Spearfish, SD

Where to buy plants here

Where to buy plants in Spearfish, SD: big-box vs. independent

Spearfish, SD has 3 independent nurseries and 2 big-box garden centers in this directory's own classification. Independent, big-box, and grower are separate business-structure categories on file for each listing, not a ranking of one over another.

Growing conditions

USDA hardiness zone
5b
Avg. minimum winter temp
-15°F
Median frost dates
First ~Oct 2 · Last ~May 12

Frost dates: NOAA 1991–2020 Climate Normals, nearest station (SPEARFISH, SD US, 1.2 km away) .

What's plantable right now

Based on this ZIP's median frost dates, last frost ~May 12, 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.

Map data © OpenStreetMap contributors.

Independent

Apex

517 N Main St, Spearfish, SD 57783

Licence: not checked, no SD registry held

Big Box Big Box

Bomgaars

4.4 ★ (259 Google reviews) as of 2026-08-06

2323 E Colorado Blvd, Spearfish, SD 57783

Licence: not checked, no SD registry held

Planting calendar

The full year, at a glance

Number of crops in our table with an open planting window each month, computed from this ZIP's median frost dates.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Start indoors 1 1 2
Direct-sow 17 12 2 1 1 1
Transplant 5 15
Fall planting 11

Keep looking nearby

Nurseries near Spearfish

Related guides

Learn to garden in SD →