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When to plant Arugula in Earleton, FL

For Earleton, gardeners: plant Arugula February 2 through February 23 once soil reads 50°F. A second sowing from October 2 to October 16 extends the harvest into fall.

When to Plant Arugula in Earleton, FL

Alachua County, Florida Zone 9a July

July in the garden — Alachua County, Florida

Welcome to July in Zone 9a. These are the moves that will have the biggest impact on your growing season.

Avg. last frost February 23
Avg. first frost November 27
Soil temp (4") 95°F
Watering Low
Pest pressure High
Daylight 13.7 hrs

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Arugula is a fast-growing cool-season green with a peppery, nutty flavor. It is excellent in salads and can be harvested as baby greens or mature leaves.

Earleton, Florida is in USDA Zone 9a. The average last spring frost is February 23 and the first fall frost is November 27, giving you a growing season of approximately 277 days.

At an elevation of 398 feet, Alachua County receives approximately 50 inches of rainfall annually with predominantly sand soil. Summer highs average 99°F, so Arugula may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Arugula will need more frequent watering and organic matter to retain nutrients.

Earleton, FL (Zone 9a) Year-round
277 days
Last Spring Frost February 23
277 growing days
First Fall Frost November 27

Earleton Soil Profile

Soil Type

Sand

Soil pH

5.2-6.1

Drainage

Well Drained

Arugula Planting Risk Windows

Early Start (70% safe) ✓ Fits season (180 days to spare)
Start indoors: Jan 17 Transplant: Feb 14 🍅 Harvest: Mar 21 – May 23
Recommended (50%) ✓ Fits season (179 days to spare)
Start indoors: Jan 26 Transplant: Feb 23 🍅 Harvest: Mar 30 – Jun 1
Safe Start (90%) ✓ Fits season (173 days to spare)
Start indoors: Feb 24 Transplant: Mar 24 🍅 Harvest: Apr 28 – Jun 30

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 Earleton

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

Soil pH

Your soil pH (5.2–6.1) is more acidic than Arugula prefers (6.0–7.0). Add garden lime to raise pH.

Soil Texture

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

Drainage

Drainage is adequate for Arugula.

Organic Matter

Organic matter is low (1.6%). Add 2-3 inches of compost before planting Arugula.

How to Plant Arugula

0.5"
Planting Depth
6"
Between Plants
12"
Between Rows

Fall planting: Sow 8 weeks before your first frost date for a fall harvest.

Succession Planting Arugula

11
successive plantings in your 277-day season

Sow every 3.4 weeks. Last sowing by Oct 08 to harvest before frost.

For a dedicated fall crop, sow by Oct 02.

Arugula Water Budget

Plant needs
0.6″/week
Rainfall provides
0.8″/week
You supply
0.0″/week
Watering frequency Only during dry spells
Season total 73 gal / 100 sq ft
Drought risk

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

Monthly Watering Guide for Arugula

Arugula needs approximately 0.6 inches of water per week (2.6" per month). Here's how your county's rainfall compares month by month.

Month Arugula Needs Rainfall You Supplement Action
Jan 2.6" 0" ❄️ Dormant
Feb 2.6" 2.7" 0" ✅ Rainfall sufficient
Mar 2.6" 2.7" 0" ✅ Rainfall sufficient
Apr 2.6" 2.5" 0.1" 💧 Light watering
May 2.6" 3.2" 0" ✅ Rainfall sufficient
Jun 2.6" 7.5" 0" ✅ Rainfall sufficient
Jul 2.6" 7.4" 0" ✅ Rainfall sufficient
Aug 2.6" 6.3" 0" ✅ Rainfall sufficient
Sep 2.6" 6.8" 0" ✅ Rainfall sufficient
Oct 2.6" 4.6" 0" ✅ Rainfall sufficient
Nov 2.6" 1.9" 0.7" 💧 Light watering
Dec 1.8" 0" ❄️ Dormant

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

Arugula 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.

Arugula needs ~970 GDD — county provides 6,741 GDD Excellent fit

Arugula Planting Timeline — Earleton, FL

Arugula Planting Calendar

Activity When Date Range
Start Indoors January 26 Jan 26 – Feb 9
Transplant Outdoors February 23 Feb 23 – Mar 9
Direct Sow February 2 Feb 2 – Feb 23
Harvest March 30 Mar 30 – Jun 1
Fall Sowing October 2 Oct 2 – Oct 16

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

0.6"/week · Only during dry spells

📅 Days to Maturity

30–50 days

🧪 Soil pH

Needs 6–7 · Your soil: too_acidic

🗺️ USDA Zone

Zone 9a

📆 Growing Season

277 days in Alachua County

Growing Tips for Arugula in Earleton

Direct sow Arugula outdoors after February 23 in Alachua County when soil has warmed and frost danger has passed.

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

Summer highs in Alachua County reach 99°F — grow Arugula as a spring or fall crop. Use shade cloth if planting in summer.

Your generous 278.0-day season in Alachua County allows multiple plantings of Arugula. Sow every 15.0 days for continuous harvest.

Common pests for Arugula in this region include cabbage worm and flea beetles. Use row covers early in the season and inspect plants weekly.

General growing tips

Sow seeds directly every 2-3 weeks for continuous harvest. Provide afternoon shade in warm weather to prevent bolting. Harvest outer leaves first to extend production.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries

Check more plant combinations with our Companion Planting Checker →

When should I plant Arugula in Earleton, FL?

In Earleton, FL, plant Arugula after the last frost (around February 23) and before the first frost (around November 27). Best results when soil holds above 50°F.

What growing zone is Earleton, FL for Arugula?

Earleton sits in USDA Zone 9a. Arugula grows reliably in zones 3a through 11b, so it's a good fit here.

Can Arugula grow in Earleton's climate?

Yes — Arugula grows well in Earleton's temperate climate. Earleton averages a 278-day frost-free season, with last frost around February 23 and first frost around November 27.

🌱

Your Alachua County Garden Planner — Free

A 22-page printable planner built for Alachua County (Zone 9a). 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 Alachua County, FL. Local conditions may vary. Last updated: July 2026.