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When to Plant Ginger in Tillamook County, OR

Ginger is a tropical plant grown for its pungent, spicy rhizome used worldwide in cooking and medicine. It requires a long, warm, humid growing season.

Tillamook County, Oregon is in USDA Zone 8b. The average last spring frost is April 19 and the first fall frost is October 29, giving you a growing season of approximately 193 days.

At an elevation of 332 feet, Tillamook County receives approximately 40.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85ยฐF, providing good warmth for Ginger during the growing season.

Tillamook County, OR (Zone 8b) Moderate season
193 days
Last Spring Frost April 19
193 growing days
First Fall Frost October 29

Tillamook County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-6.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (287 days to spare)
Start indoors: Feb 22 Transplant: Apr 26 🍅 Harvest: Dec 27 – Jan 10
Recommended (50%) ✓ Fits season (285 days to spare)
Start indoors: Mar 1 Transplant: May 3 🍅 Harvest: Jan 3 – Jan 17
Safe Start (90%) ✓ Fits season (284 days to spare)
Start indoors: Mar 20 Transplant: May 22 🍅 Harvest: Jan 22 – Feb 5

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
1.5″/week
Rainfall provides
0.9″/week
You supply
0.6″/week
Watering frequency 1-2 times/week
Season total 1,051 gal / 100 sq ft
Ginger needs ~3,712 GDD — county provides 2,653 GDD May not mature

Ginger Planting Timeline โ€” Tillamook County, OR

Ginger Planting Calendar

Activity When Date Range
Start Indoors March 1 Mar 1 โ€“ Mar 15
Transplant Outdoors May 3 May 3 โ€“ May 17
Direct Sow April 26 Apr 26 โ€“ May 17
Harvest January 3 Jan 3 โ€“ Jan 17

Plant 0.5" deep ยท 6" apart ยท Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Partial Shade (3-6 hours)

Water

High โ€” keep soil consistently moist

Days to Maturity

240โ€“300 days

Soil pH

5.5 โ€“ 6.5

USDA Zone

Zone 8b

Growing Season

193 days

Growing Tips for Tillamook County

Plant rhizome pieces with buds 2 inches deep in spring. Keep soil consistently moist but not waterlogged. In cold climates, grow in containers and bring indoors before frost.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Ginger in Tillamook County, OR?

Tillamook County is in Zone 8b with an average last frost of April 19. Plan your Ginger planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Tillamook County, OR?

Tillamook County, Oregon is in USDA Hardiness Zone 8b. The average last spring frost is April 19 and first fall frost is October 29.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Tillamook County gardeners in Zone 8b organize planting dates, track what's growing, and never miss a planting window.

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Free download. Plan your entire garden season in minutes.

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