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When to Plant Alpine Strawberries in Highlands County, FL

Highlands County, Florida Zone 9b May

May in Highlands County, Florida — your action list

We've pulled the most time-sensitive tasks for Highlands County, Florida this May and put them front and centre. Tackle them in order.

Avg. last frost January 29
Avg. first frost December 20
Soil temp (4") 78°F
Watering Low
Pest pressure High
Daylight 13.4 hrs
  1. Collect alpine strawberries at their peak

    If you can't use it all right away, check the food-preservation section of your planner.

Coming up in June — start thinking about
  • First harvests: alpine strawberries

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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.

Highlands County, Florida is in USDA Zone 9b. The average last spring frost is January 29 and the first fall frost is December 20, giving you a growing season of approximately 325 days.

At an elevation of 111 feet, Highlands County receives approximately 57.6 inches of rainfall annually with predominantly sand soil. Summer highs average 95°F, so Alpine Strawberries may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Alpine Strawberries will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Alpine Strawberries root diseases.

Highlands County, FL (Zone 9b) Year-round
325 days
Last Spring Frost January 29
325 growing days
First Fall Frost December 20
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Highlands County Soil Profile

Soil Type

Sand

Soil pH

4.9-5.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (111 days to spare)
Transplant: Feb 5 🍅 Harvest: May 7 – Aug 20
Recommended (50%) ✓ Fits season (115 days to spare)
Transplant: Feb 12 🍅 Harvest: May 14 – Aug 27
Safe Start (90%) ✓ Fits season (87 days to spare)
Transplant: Mar 16 🍅 Harvest: Jun 15 – Sep 28

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 Highlands County

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

Soil pH

Your soil pH (4.9–5.8) is more acidic than Alpine Strawberries prefers (5.5–6.8). Add garden lime to raise pH.

Soil Texture

Sandy soil in Highlands County warms quickly in spring but drains fast. Alpine Strawberries will need more frequent watering and regular compost additions to retain nutrients.

Drainage

Drainage is adequate for Alpine Strawberries.

Organic Matter

Organic matter is low (1.6%). Add 2-3 inches of compost before planting 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
You supply
0.6″/week
Watering frequency 1-2 times/week
Season total 1,619 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 4.3" 2.4" 1.9" 💧 Light watering
Feb 4.3" 3.1" 1.2" 💧 Light watering
Mar 4.3" 3.6" 0.7" 💧 Light watering
Apr 4.3" 2.3" 2" 💧 Light watering
May 4.3" 3.8" 0.5" 💧 Light watering
Jun 4.3" 8.5" 0" ✅ Rainfall sufficient
Jul 4.3" 7.5" 0" ✅ Rainfall sufficient
Aug 4.3" 9.1" 0" ✅ Rainfall sufficient
Sep 4.3" 8" 0" ✅ Rainfall sufficient
Oct 4.3" 5.1" 0" ✅ Rainfall sufficient
Nov 4.3" 2.1" 2.2" 🚿 Regular watering
Dec 4.3" 2.3" 2" 💧 Light watering

Water needs are for active growing months only (Jan–Dec in Highlands 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 ~2,869 GDD — county provides 6,927 GDD Excellent fit

Alpine Strawberries Planting Timeline — Highlands County, FL

Alpine Strawberries Planting Calendar

Activity When Date Range
Transplant Outdoors February 12 Feb 12 – Feb 26
Harvest May 14 May 14 – Aug 27

· 12" apart · Rows 24" apart

Month-by-Month Timeline

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

🗺️ USDA Zone

Zone 9b

📆 Growing Season

325 days in Highlands County

Growing Tips for Alpine Strawberries in Highlands County

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

Sandy soil in Highlands County dries quickly — mulch Alpine Strawberries with 2-3 inches of straw and water deeply 2-3 times per week rather than lightly every day.

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 Highlands County, FL?

Highlands County is in Zone 9b with an average last frost of January 29. Plan your Alpine Strawberries planting based on this frost date — see the calendar above for exact timing.

What planting zone is Highlands County, FL?

Highlands County, Florida is in USDA Hardiness Zone 9b. The average last spring frost is January 29 and first fall frost is December 20.

🌱

Your Highlands County Garden Planner — Free

A 24-page printable planner built for Highlands County (Zone 9b). 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 Highlands County, FL. 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.