When to Plant Celosia in Carnesville, Georgia (30521)

Location

Carnesville, Georgia

ZIP Code

30521

USDA Zone

Last Frost

Friday, March 20, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Friday, February 6, 2026

Transplant Outdoors

Friday, March 27, 2026

Based on last frost Friday, March 20, 2026 · Zone 8a

Pro tip: Start Celosia seeds indoors 6 weeks before your last frost date, then transplant outdoors around Friday, March 27, 2026.

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🌿 Plant Details

Scientific Name Celosia argentea

Days to Maturity 75 days

Mature Height 12-36"

Spread 9"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Moderate (1 inch/week)

↔️

Spacing

9" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 10-14 days

Ready to Plant Celosia in Carnesville?

Get your seeds now so they're ready by Friday, February 6, 2026.

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🤝 Good Companions

MarigoldZinniaBasil

🤝

Full Companion Planting Guide for Celosia

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

🛠️ Supplies You'll Need

🌱 Seed Starting Trays 🪴 Seed Starting Mix 💡 Grow Lights 🌡️ Heat Mat 🌍 Flower Garden Soil ✂️ Pruning Shears 🚿 Watering Can

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🌾 Seed Saving Guide

🟢 Easy

✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Allow plume or cockscomb heads to dry fully on the plant until fluffy or papery.

Processing

Rub dried heads gently between hands over a bowl to release tiny seeds. Dry 1 week.

Seed Viability

Up to 3 years when stored cool, dark, and dry.

Pro Tip

Celosia self-sows readily in warm climates. Seeds are tiny — store in small labeled packets.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 56 plants of Celosia. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Celosia in Carnesville, Georgia? +

In Carnesville (Zone 8a), start Celosia seeds indoors around Friday, February 6, 2026 and transplant outdoors around Friday, March 27, 2026.

What is the last frost date for Carnesville, Georgia? +

The average last spring frost date for Carnesville, Georgia (ZIP 30521) is around Friday, March 20, 2026. This is based on NOAA climate normals for USDA Zone 8a.

How long does Celosia take to grow? +

Celosia typically matures in about 75 days from transplanting. In Carnesville, that means you can expect harvest around Friday, March 27, 2026 plus 75 days.

Should I start Celosia indoors or direct sow in Georgia? +

Celosia should be started indoors 6 weeks before your last frost date. In Carnesville, that means starting around Friday, February 6, 2026.

📚 More Celosia Planting Guides

🗺️

Celosia in Georgia

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 8a Celosia Guide

All cities in your zone · Avg dates

→

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Growing Celosia in Zone 8a

Celosia (Celosia argentea) is a popular garden vegetable. In Carnesville, Georgia, which is in USDA Hardiness Zone 8a, you should start seeds indoors around Friday, February 6, 2026.

Your average last frost date is Friday, March 20, 2026. Plan to transplant your Celosia seedlings outdoors around Friday, March 27, 2026, about 1 weeks after your last frost date.