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When to Plant Broccoli Rabe in Madison County, MS

Madison County, Mississippi Zone 8b May

Top priorities for Madison County, Mississippi gardeners in May

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Avg. last frost March 13
Avg. first frost November 11
Soil temp (4") 72°F
Watering Low
Pest pressure High
Daylight 13.7 hrs
  1. Basket week: broccoli rabe

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Broccoli rabe (rapini) is a brassica grown for its slightly bitter, nutty-flavored florets, leaves, and stems. It is a staple in Italian cooking.

Madison County, Mississippi is in USDA Zone 8b. The average last spring frost is March 13 and the first fall frost is November 11, giving you a growing season of approximately 243 days.

At an elevation of 248 feet, Madison County receives approximately 56.7 inches of rainfall annually with predominantly clay loam soil. Summer highs average 97°F, so Broccoli Rabe may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Broccoli Rabe, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Broccoli Rabe root diseases.

Madison County, MS (Zone 8b) Long season
243 days
Last Spring Frost March 13
243 growing days
First Fall Frost November 11
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Madison County Soil Profile

Soil Type

Clay Loam

Soil pH

5.7-6.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (163 days to spare)
Start indoors: Jan 30 Transplant: Mar 6 🍅 Harvest: Apr 17 – May 22
Recommended (50%) ✓ Fits season (166 days to spare)
Start indoors: Feb 6 Transplant: Mar 13 🍅 Harvest: Apr 24 – May 29
Safe Start (90%) ✓ Fits season (156 days to spare)
Start indoors: Mar 4 Transplant: Apr 8 🍅 Harvest: May 20 – Jun 24

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 Madison County

How your county's soil matches Broccoli Rabe's growing requirements.

Soil pH

Your soil pH (5.7–6.7) overlaps with Broccoli Rabe's range (6.0–7.5), though not a perfect match.

Soil Texture

The clay loam soil in Madison County is excellent for Broccoli Rabe — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.3%). Annual compost additions will help Broccoli Rabe.

How to Plant Broccoli Rabe

1"
Planting Depth
15"
Between Plants
24"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Succession Planting Broccoli Rabe

7
successive plantings in your 243-day season

Sow every 4.6 weeks. Last sowing by Sep 12 to harvest before frost.

For a dedicated fall crop, sow by Sep 02.

Plant Water Budget

Plant needs
0.8″/week
Rainfall provides
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

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

Monthly Watering Guide for Broccoli Rabe

Broccoli Rabe needs approximately 0.8 inches of water per week (3.5" per month). Here's how your county's rainfall compares month by month.

Month Broccoli Rabe Needs Rainfall You Supplement Action
Jan 5.4" 0" ❄️ Dormant
Feb 4.3" 0" ❄️ Dormant
Mar 3.5" 5.3" 0" ✅ Rainfall sufficient
Apr 3.5" 4.3" 0" ✅ Rainfall sufficient
May 3.5" 4.3" 0" ✅ Rainfall sufficient
Jun 3.5" 5.6" 0" ✅ Rainfall sufficient
Jul 3.5" 5.1" 0" ✅ Rainfall sufficient
Aug 3.5" 5.3" 0" ✅ Rainfall sufficient
Sep 3.5" 4.7" 0" ✅ Rainfall sufficient
Oct 3.5" 3.3" 0.2" 💧 Light watering
Nov 3.5" 4.9" 0" ✅ Rainfall sufficient
Dec 4" 0" ❄️ Dormant

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

Broccoli Rabe 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.

Broccoli Rabe needs ~1,138 GDD — county provides 5,528 GDD Excellent fit

Broccoli Rabe Planting Timeline — Madison County, MS

Broccoli Rabe Planting Calendar

Activity When Date Range
Start Indoors February 6 Feb 6 – Feb 20
Transplant Outdoors March 13 Mar 13 – Mar 27
Direct Sow February 27 Feb 27 – Mar 20
Harvest April 24 Apr 24 – May 29
Fall Sowing September 2 Sep 2 – Sep 16

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.8"/week · Natural rainfall sufficient

📅 Days to Maturity

40–60 days

🧪 Soil pH

Needs 6–7.5 · Your soil: acceptable

🗺️ USDA Zone

Zone 8b

📆 Growing Season

243 days in Madison County

Growing Tips for Broccoli Rabe in Madison County

Direct sow Broccoli Rabe outdoors after March 13 in Madison County when soil has warmed and frost danger has passed.

With Madison County's clay soil (29% clay), work in 3-4 inches of compost before planting Broccoli Rabe. Avoid tilling when soil is wet to prevent compaction.

With summer highs reaching 97°F in Madison County, provide afternoon shade for Broccoli Rabe and water deeply in the morning.

Your generous 243.0-day season in Madison County allows multiple plantings of Broccoli Rabe. Sow every 20.0 days for continuous harvest.

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

General growing tips

Direct sow in spring or fall. Harvest when small yellow flower buds first appear but before they open. Cut the main shoot first to encourage side shoots.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Broccoli Rabe in Madison County, MS?

Madison County is in Zone 8b with an average last frost of March 13. Plan your Broccoli Rabe planting based on this frost date — see the calendar above for exact timing.

What planting zone is Madison County, MS?

Madison County, Mississippi is in USDA Hardiness Zone 8b. The average last spring frost is March 13 and first fall frost is November 11.

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Your Madison County Garden Planner — Free

A 24-page printable planner built for Madison County (Zone 8b). 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 Madison County, MS. 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.