When to Plant Broccoli Raab in Marietta, North Carolina (28362)

Location

Marietta, North Carolina

ZIP Code

28362

USDA Zone

Last Frost

Sunday, March 15, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Sunday, February 1, 2026

Based on last frost Sunday, March 15, 2026 · Zone 8b

Pro tip: Sow Broccoli Raab directly outdoors 6 weeks before your last frost date.

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🌿 Plant Details

Scientific Name Brassica rapa subsp. rapa

Days to Maturity 60 days

Mature Height 12-24"

Spread 8"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

6" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 4-7 days

Ready to Plant Broccoli Raab in Marietta?

Get your seeds now so they're ready by Sunday, February 1, 2026.

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🤝 Good Companions

OnionBeetCelery

⚠️ Avoid Planting Near

TomatoPepperStrawberry

🤝

Full Companion Planting Guide for Broccoli Raab

See which plants help Broccoli Raab thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

🪵 Raised Garden Bed 🌍 Vegetable Garden Soil 🛠️ Hand Trowel Set 🚿 Watering Can

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🌾 Seed Saving Guide

🟡 Moderate

✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Allow plants to flower fully and seed pods to turn tan and dry.

Processing

Thresh dried stalks, winnow to separate seeds from pod fragments.

Seed Viability

Up to 4 years when stored cool, dark, and dry.

Pro Tip

Brassica rapa — crosses with turnip, bok choy, and napa cabbage. Isolate by 300 feet.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 4 per sq ft of Broccoli Raab. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Broccoli Raab in Marietta, North Carolina? +

In Marietta (Zone 8b), direct sow Broccoli Raab outdoors around Sunday, February 1, 2026.

What is the last frost date for Marietta, North Carolina? +

The average last spring frost date for Marietta, North Carolina (ZIP 28362) is around Sunday, March 15, 2026. This is based on NOAA climate normals for USDA Zone 8b.

How long does Broccoli Raab take to grow? +

Broccoli Raab typically matures in about 60 days from direct sowing. In Marietta, that means you can expect harvest around Sunday, February 1, 2026 plus 60 days.

Should I start Broccoli Raab indoors or direct sow in North Carolina? +

Broccoli Raab does best when direct sown outdoors. In Marietta, sow directly around Sunday, February 1, 2026.

📚 More Broccoli Raab Planting Guides

🗺️

Broccoli Raab in North Carolina

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 8b Broccoli Raab Guide

All cities in your zone · Avg dates

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Other Plants for Marietta

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Growing Broccoli Raab in Zone 8b

Broccoli Raab (Brassica rapa subsp. rapa) is a popular garden vegetable. In Marietta, North Carolina, which is in USDA Hardiness Zone 8b, you should direct sow seeds around Sunday, February 1, 2026.

Your average last frost date is Sunday, March 15, 2026. Broccoli Raab grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.