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When to Plant Alpine Strawberries in Monmouth County, NJ

Monmouth County, New Jersey Zone 7b May

Your May gardening checklist

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 March 29
Avg. first frost November 12
Soil temp (4") 68°F
Watering Moderate
Pest pressure Moderate
Daylight 14.2 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.

Monmouth County, New Jersey is in USDA Zone 7b. The average last spring frost is March 29 and the first fall frost is November 12, giving you a growing season of approximately 228 days.

At an elevation of 280 feet, Monmouth County receives approximately 39 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Alpine Strawberries during the growing season.

Monmouth County, NJ (Zone 7b) Long season
228 days
Last Spring Frost March 29
228 growing days
First Fall Frost November 12
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Monmouth County Soil Profile

Soil Type

Silt Loam

Soil pH

5-6.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (11 days to spare)
Transplant: Apr 15 🍅 Harvest: Jul 15 – Oct 28
Recommended (50%) ✓ Fits season (11 days to spare)
Transplant: Apr 19 🍅 Harvest: Jul 19 – Nov 1
Safe Start (90%) ✓ Fits season (20 days to spare)
Transplant: Apr 30 🍅 Harvest: Jul 30 – Nov 12

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 Monmouth County

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

Soil pH

Your soil pH (5.0–6.8) overlaps with Alpine Strawberries's range (5.5–6.8), though not a perfect match.

Soil Texture

The silt loam soil in Monmouth 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 moderate (3.8%). Annual compost additions will help Alpine Strawberries.

How to Plant Alpine Strawberries

12"
Between Plants
24"
Between Rows

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.7″/week
Watering frequency Natural rainfall sufficient
Season total 0 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 2.7" 0" ❄️ Dormant
Feb 2.5" 0" ❄️ Dormant
Mar 4.3" 3.6" 0.7" 💧 Light watering
Apr 4.3" 3.8" 0.5" 💧 Light watering
May 4.3" 3.6" 0.7" 💧 Light watering
Jun 4.3" 3.2" 1.1" 💧 Light watering
Jul 4.3" 4" 0.3" 💧 Light watering
Aug 4.3" 3.6" 0.7" 💧 Light watering
Sep 4.3" 3.2" 1.1" 💧 Light watering
Oct 4.3" 3.2" 1.1" 💧 Light watering
Nov 4.3" 2.6" 1.7" 💧 Light watering
Dec 3" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Monmouth 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 ~2,261 GDD — county provides 3,819 GDD Excellent fit

Alpine Strawberries Planting Timeline — Monmouth County, NJ

Alpine Strawberries Planting Calendar

Activity When Date Range
Transplant Outdoors April 19 Apr 19 – May 3
Harvest July 19 Jul 19 – Nov 1

· 12" apart · Rows 24" apart

Month-by-Month Timeline

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

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

1"/week · Natural rainfall sufficient

📅 Days to Maturity

90–180 days

🧪 Soil pH

Needs 5.5–6.8 · Your soil: acceptable

🗺️ USDA Zone

Zone 7b

📆 Growing Season

228 days in Monmouth County

Growing Tips for Alpine Strawberries in Monmouth County

Direct sow Alpine Strawberries outdoors after March 29 in Monmouth County when soil has warmed and frost danger has passed.

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 Monmouth County, NJ?

Monmouth County is in Zone 7b with an average last frost of March 29. Plan your Alpine Strawberries planting based on this frost date — see the calendar above for exact timing.

What planting zone is Monmouth County, NJ?

Monmouth County, New Jersey is in USDA Hardiness Zone 7b. The average last spring frost is March 29 and first fall frost is November 12.

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Your Monmouth County Garden Planner — Free

A 24-page printable planner built for Monmouth County (Zone 7b). 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 Monmouth County, NJ. 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.