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When to Plant Strawberries in Ramsey County, ND

Ramsey County, North Dakota Zone 4a May

Your May planting checklist for Ramsey County, North Dakota

If you only do a handful of things in the garden this May, make it these. They're sequenced around your zone's frost timing.

Avg. last frost May 13
Avg. first frost September 24
Soil temp (4") 49°F
Watering Moderate
Pest pressure Low
Daylight 15 hrs
Get ahead of June
  • Transplants going out: strawberries

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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.

Ramsey County, North Dakota is in USDA Zone 4a. The average last spring frost is May 13 and the first fall frost is September 24, giving you a growing season of approximately 134 days.

At an elevation of 649 feet, Ramsey County receives approximately 24.1 inches of rainfall annually with predominantly loam soil. Summer highs average 81°F, so choose short-season varieties of Strawberries to ensure they mature before fall.

Ramsey County, ND (Zone 4a) Short season
134 days
Last Spring Frost May 13
134 growing days
First Fall Frost September 24

Ramsey County Soil Profile

Soil Type

Loam

Soil pH

6.5-7.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✗ May not fit
Transplant: Jun 5 🍅 Harvest: Sep 4 – Oct 30
Recommended (50%) ✗ May not fit
Transplant: Jun 10 🍅 Harvest: Sep 9 – Nov 4
Safe Start (90%) ✗ May not fit
Transplant: Jun 23 🍅 Harvest: Sep 22 – Nov 17

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 Ramsey County

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

Soil pH

Your soil pH (6.5–7.2) is more alkaline than Strawberries prefers (5.5–6.8). Add sulfur or peat moss to lower pH.

Soil Texture

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

Organic Matter

Organic matter is moderate (3.5%). Annual compost additions will help Strawberries.

How to Plant Strawberries

12"
Between Plants
24"
Between Rows

How Much Strawberries to Grow

1 lb
Average yield per plant
10
Plants per person
20 sq ft
Space per person

For a family of 4, plant approximately 40 strawberries plants in about 80 sq ft. In Ramsey County's 134-day season, you'll have plenty of time for a full harvest. Plan your garden layout →

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.8″/week
You supply
0.3″/week
Watering frequency Only during dry spells
Season total 350 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Strawberries

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 Strawberries Needs Rainfall You Supplement Action
Jan 0.6" 0" ❄️ Dormant
Feb 0.7" 0" ❄️ Dormant
Mar 1.7" 0" ❄️ Dormant
Apr 2.8" 0" ❄️ Dormant
May 4.3" 3.1" 1.2" 💧 Light watering
Jun 4.3" 4.3" 0" ✅ Rainfall sufficient
Jul 4.3" 2.8" 1.5" 💧 Light watering
Aug 4.3" 2.9" 1.4" 💧 Light watering
Sep 4.3" 2.2" 2.1" 💧 Light watering
Oct 1.6" 0" ❄️ Dormant
Nov 0.9" 0" ❄️ Dormant
Dec 0.6" 0" ❄️ Dormant

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

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.

Strawberries needs ~2,446 GDD — county provides 1,440 GDD May not mature

Strawberries Planting Timeline — Ramsey County, ND

Strawberries Planting Calendar

Activity When Date Range
Transplant Outdoors June 10 Jun 10 – Jun 24
Harvest September 9 Sep 9 – Nov 4

· 12" apart · Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Only during dry spells

📅 Days to Maturity

90–365 days

🧪 Soil pH

Needs 5.5–6.8 · Your soil: too_alkaline

🗺️ USDA Zone

Zone 4a

📆 Growing Season

134 days in Ramsey County

Growing Tips for Strawberries in Ramsey County

Direct sow Strawberries outdoors after May 13 in Ramsey County when soil has warmed and frost danger has passed.

Your 134.0-day growing season in Ramsey County is tight for Strawberries (90.0-365.0 days to maturity). Start indoors and choose early-maturing varieties.

Ramsey County receives only 24" of rain annually. Strawberries needs consistent moisture — install drip irrigation or water deeply 2-3 times per week.

General growing tips

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.

Recommended Strawberries Varieties for Ramsey County

June-bearing varieties suited for northern climates

Sparkle Jewel Earliglow

Companion Planting

Good Companions

Avoid Planting Near

  • Cabbage
  • Broccoli

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Strawberries in Ramsey County, ND?

Ramsey County is in Zone 4a with an average last frost of May 13. Plan your Strawberries planting based on this frost date — see the calendar above for exact timing.

What planting zone is Ramsey County, ND?

Ramsey County, North Dakota is in USDA Hardiness Zone 4a. The average last spring frost is May 13 and first fall frost is September 24.

🌱

Your Ramsey County Garden Planner — Free

A 24-page printable planner built for Ramsey County (Zone 4a). 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 Ramsey County, ND. Local conditions may vary. Last updated: May 2026.

Sources & credits

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