When to Plant Celosia in Brooklyn, New York (11221)

Location

Brooklyn, New York

ZIP Code

11221

USDA Zone

Last Frost

Sunday, April 5, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Sunday, February 22, 2026

Transplant Outdoors

Sunday, April 12, 2026

Based on last frost Sunday, April 5, 2026 · Zone 7b

Pro tip: Start Celosia seeds indoors 6 weeks before your last frost date, then transplant outdoors around Sunday, April 12, 2026.

🌿 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 Brooklyn?

Get your seeds now so they're ready by Sunday, February 22, 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 Brooklyn, New York? +

In Brooklyn (Zone 7b), start Celosia seeds indoors around Sunday, February 22, 2026 and transplant outdoors around Sunday, April 12, 2026.

What is the last frost date for Brooklyn, New York? +

The average last spring frost date for Brooklyn, New York (ZIP 11221) is around Sunday, April 5, 2026. This is based on NOAA climate normals for USDA Zone 7b.

How long does Celosia take to grow? +

Celosia typically matures in about 75 days from transplanting. In Brooklyn, that means you can expect harvest around Sunday, April 12, 2026 plus 75 days.

Should I start Celosia indoors or direct sow in New York? +

Celosia should be started indoors 6 weeks before your last frost date. In Brooklyn, that means starting around Sunday, February 22, 2026.

📚 More Celosia Planting Guides

🗺️

Celosia in New York

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 7b Celosia Guide

All cities in your zone · Avg dates

→

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Growing Celosia in Zone 7b

Celosia (Celosia argentea) is a popular garden vegetable. In Brooklyn, New York, which is in USDA Hardiness Zone 7b, you should start seeds indoors around Sunday, February 22, 2026.

Your average last frost date is Sunday, April 5, 2026. Plan to transplant your Celosia seedlings outdoors around Sunday, April 12, 2026, about 1 weeks after your last frost date.