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When to Plant Strawberries in Siskiyou County, CA

Strawberries are a beloved perennial fruit available as June-bearing, ever-bearing, and day-neutral types. They are one of the easiest fruits to grow in containers or garden beds.

Siskiyou County, California is in USDA Zone 7a. The average last spring frost is May 15 and the first fall frost is October 1, giving you a growing season of approximately 139 days.

At an elevation of 251 feet, Siskiyou County receives approximately 36 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 84ยฐF, so choose short-season varieties of Strawberries to ensure they mature before fall. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Strawberries will need more frequent watering and organic matter to retain nutrients.

Siskiyou County, CA (Zone 7a) Short season
139 days
Last Spring Frost May 15
139 growing days
First Fall Frost October 1

Siskiyou County Soil Profile

Soil Type

Sandy Loam

Soil pH

6-6.9

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (258 days to spare)
Transplant: May 27 🍅 Harvest: Aug 26 – Jan 6
Recommended (50%) ✓ Fits season (259 days to spare)
Transplant: Jun 5 🍅 Harvest: Sep 4 – Jan 15
Safe Start (90%) ✓ Fits season (248 days to spare)
Transplant: Jul 9 🍅 Harvest: Oct 8 – Feb 18

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Strawberries needs ~2,958 GDD — county provides 1,807 GDD May not mature

Strawberries Planting Timeline โ€” Siskiyou County, CA

Strawberries Planting Calendar

Activity When Date Range
Transplant Outdoors June 5 Jun 5 โ€“ Jun 19
Harvest September 4 Sep 4 โ€“ Jan 15

ยท 12" apart ยท Rows 24" apart

Month-by-Month Timeline

MonthActivities
January Harvest
February โ€”
March โ€”
April โ€”
May โ€”
June Transplant Outdoors
July โ€”
August โ€”
September Harvest
October Harvest
November Harvest
December Harvest

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

90โ€“365 days

Soil pH

5.5 โ€“ 6.8

USDA Zone

Zone 7a

Growing Season

139 days

Growing Tips for Siskiyou County

Plant with crowns at soil level. Remove runners the first year to strengthen plants. Mulch with straw to keep fruit clean and suppress weeds. Renovate June-bearing beds after harvest.

Companion Planting

Good Companions

Avoid Planting Near

  • Cabbage
  • Broccoli

Level Up Your Garden

Frequently Asked Questions

When should I plant Strawberries in Siskiyou County, CA?

Siskiyou County is in Zone 7a with an average last frost of May 15. Plan your Strawberries planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Siskiyou County, CA?

Siskiyou County, California is in USDA Hardiness Zone 7a. The average last spring frost is May 15 and first fall frost is October 1.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Siskiyou County gardeners in Zone 7a organize planting dates, track what's growing, and never miss a planting window.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Siskiyou County, CA. Local conditions may vary. Last updated: April 2026.