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When to Plant Alpine Strawberries in Baker County, OR

Baker County, Oregon Zone 6b June

June to-do list for Baker County, Oregon

Your Baker County, Oregon garden is entering a new phase. Here's what's on the schedule for June and why each task matters now.

Avg. last frost May 30
Avg. first frost September 12
Soil temp (4") 66°F
Watering Critical
Pest pressure High
Daylight 15.4 hrs

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Alpine strawberries are small, intensely flavored wild-type strawberries that fruit continuously from spring to frost. They do not produce runners and make excellent edging plants.

Baker County, Oregon is in USDA Zone 6b. The average last spring frost is May 30 and the first fall frost is September 12, giving you a growing season of approximately 105 days.

At an elevation of 1,398 feet, Baker County receives approximately 16.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Alpine Strawberries during the growing season. With low rainfall, drip irrigation is essential for growing Alpine Strawberries successfully. Mulch heavily to conserve soil moisture.

Baker County, OR (Zone 6b) Short season
105 days
Last Spring Frost May 30
105 growing days
First Fall Frost September 12

Baker County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-6.5

Drainage

Well Drained

Alpine Strawberries Planting Risk Windows

Early Start (70% safe) ✗ May not fit
Transplant: Jun 9 🍅 Harvest: Sep 8 – Dec 22
Recommended (50%) ✓ Fits season (253 days to spare)
Transplant: Jun 20 🍅 Harvest: Sep 19 – Jan 2
Safe Start (90%) ✓ Fits season (253 days to spare)
Transplant: Jul 10 🍅 Harvest: Oct 9 – Jan 22

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.

Soil Compatibility in Baker County

How your county's soil matches Alpine Strawberries's growing requirements.

Soil pH

Your soil pH (5.3–6.5) overlaps with Alpine Strawberries's range (5.5–6.8), though not a perfect match.

Soil Texture

The silt loam soil in Baker County is excellent for Alpine Strawberries — good drainage, moisture retention, and nutrient holding capacity.

Drainage

Drainage is adequate for Alpine Strawberries.

Organic Matter

Organic matter is excellent (4.8%) — Alpine Strawberries will thrive.

How to Plant Alpine Strawberries

12"
Between Plants
24"
Between Rows

Alpine Strawberries Water Budget

Plant needs
1.0″/week
Rainfall provides
0.7″/week
You supply
0.6″/week
Watering frequency 1-2 times/week
Season total 583 gal / 100 sq ft

Monthly Watering Guide for Alpine Strawberries

Alpine Strawberries needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Alpine Strawberries Needs Rainfall You Supplement Action
Jan 2.3" 0" ❄️ Dormant
Feb 1.7" 0" ❄️ Dormant
Mar 1.5" 0" ❄️ Dormant
Apr 1.1" 0" ❄️ Dormant
May 4.3" 1.1" 3.2" 🚿 Regular watering
Jun 4.3" 0.6" 3.7" 🚿 Regular watering
Jul 4.3" 0.2" 4.1" 🚿 Regular watering
Aug 4.3" 0.3" 4" 🚿 Regular watering
Sep 4.3" 0.8" 3.5" 🚿 Regular watering
Oct 1.6" 0" ❄️ Dormant
Nov 2.5" 0" ❄️ Dormant
Dec 3.1" 0" ❄️ Dormant

Water needs are for active growing months only (May–Sep in Baker County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Alpine Strawberries Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Alpine Strawberries needs ~1,958 GDD — county provides 1,522 GDD May not mature

Alpine Strawberries Planting Timeline — Baker County, OR

Alpine Strawberries Planting Calendar

Activity When Date Range
Transplant Outdoors June 20 Jun 20 – Jul 4
Harvest September 19 Sep 19 – Jan 2

· 12" apart · Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

1"/week · 1-2 times/week

📅 Days to Maturity

90–180 days

🧪 Soil pH

Needs 5.5–6.8 · Your soil: acceptable

🗺️ USDA Zone

Zone 6b

📆 Growing Season

105 days in Baker County

Growing Tips for Alpine Strawberries in Baker County

Direct sow Alpine Strawberries outdoors after May 30 in Baker County when soil has warmed and frost danger has passed.

Your 105.0-day growing season in Baker County is tight for Alpine Strawberries (90.0-180.0 days to maturity). Start indoors and choose early-maturing varieties.

Baker County receives only 17" of rain annually. Alpine Strawberries needs consistent moisture — install drip irrigation or water deeply 2-3 times per week.

General growing tips

Start seeds indoors 8-10 weeks before transplanting. Unlike regular strawberries, alpines do not spread by runners. Harvest tiny, intensely aromatic berries frequently. Grow well in partial shade.

Companion Planting

Good Companions

Avoid Planting Near

  • Cabbage

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Alpine Strawberries in Baker County, OR?

Baker County is in Zone 6b with an average last frost of May 30. Plan your Alpine Strawberries planting based on this frost date — see the calendar above for exact timing.

What planting zone is Baker County, OR?

Baker County, Oregon is in USDA Hardiness Zone 6b. The average last spring frost is May 30 and first fall frost is September 12.

🌱

Your Baker County Garden Planner — Free

A 22-page printable planner built for Baker County (Zone 6b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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 Baker County, OR. Local conditions may vary. Last updated: June 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.