When to Plant Celery in Newark, New Jersey (07106)

Location

Newark, New Jersey

ZIP Code

07106

USDA Zone

Last Frost

Friday, April 10, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Friday, January 30, 2026

Transplant Outdoors

Friday, April 24, 2026

Based on last frost Friday, April 10, 2026 · Zone 7a

Pro tip: Start Celery seeds indoors 10 weeks before your last frost date, then transplant outdoors around Friday, April 24, 2026.

🌿 Plant Details

Scientific Name Apium graveolens

Days to Maturity 130 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 8-28 days

Ready to Plant Celery in Newark?

Get your seeds now so they're ready by Friday, January 30, 2026.

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🤝 Good Companions

CosmosDaisySnapDragon

⚠️ Avoid Planting Near

CornAster

See the full companion planting guide for Celery →

🛠️ Supplies You'll Need

🌱 Seed Starting Trays 🪴 Seed Starting Mix 💡 Grow Lights 🌡️ Heat Mat 🪵 Raised Garden Bed 🌍 Vegetable Garden Soil 🛠️ Hand Trowel Set 🚿 Watering Can

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🌾 Seed Saving Guide

🔴 Difficult

✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Celery is biennial — it seeds in year 2. Harvest umbels just before seeds shatter in summer.

Processing

Cut seed heads into bags, dry 2 weeks, thresh to release seeds.

Seed Viability

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

Pro Tip

In cold climates, dig celery in fall, store roots in a root cellar, and replant in spring for year-2 flowering.

Frequently Asked Questions

When should I plant Celery in Newark, New Jersey? +

In Newark (Zone 7a), start Celery seeds indoors around Friday, January 30, 2026 and transplant outdoors around Friday, April 24, 2026.

What is the last frost date for Newark, New Jersey? +

The average last spring frost date for Newark, New Jersey (ZIP 07106) is around Friday, April 10, 2026. This is based on NOAA climate normals for USDA Zone 7a.

How long does Celery take to grow? +

Celery typically matures in about 130 days from transplanting. In Newark, that means you can expect harvest around Friday, April 24, 2026 plus 130 days.

Should I start Celery indoors or direct sow in New Jersey? +

Celery should be started indoors 10 weeks before your last frost date. In Newark, that means starting around Friday, January 30, 2026.

📚 More Celery Planting Guides

🗺️

Celery in New Jersey

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 7a Celery Guide

All cities in your zone · Avg dates

→

Other Plants for Newark

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Growing Celery in Zone 7a

Celery (Apium graveolens) is a popular garden vegetable. In Newark, New Jersey, which is in USDA Hardiness Zone 7a, you should start seeds indoors around Friday, January 30, 2026.

Your average last frost date is Friday, April 10, 2026. Plan to transplant your Celery seedlings outdoors around Friday, April 24, 2026, about 2 weeks after your last frost date.