How to Grow Zinnia

Ready to grow Zinnia?

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🛠️ Supplies You'll Need

🌍 Flower Garden Soil ✂️ Pruning Shears 🧤 Garden Gloves 🚿 Watering Can

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Find Your Zinnia Planting Dates

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🌿 Plant Overview

Scientific Name Zinnia elegans

Category flower

Type Annual

Days to Maturity 60 days

Starting Method Direct Sow

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Moderate (1 inch/week)

↔️

Spacing

12" apart

🌱

Depth

0.25" deep

📏

Height

12-36"

🌱

Germination

5-10 days

Ready to Grow Zinnia?

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Zinnia Planting Calendar by Zone

Zinnia Planting Calendar by State

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Frequently Asked Questions

When should I plant Zinnia? +

Sow Zinnia seeds directly in the garden 1 weeks after your last frost date. Use the search on this page to find exact dates for your location.

How long does Zinnia take to grow? +

Zinnia typically matures in about 60 days from planting. Exact timing varies by variety, soil conditions, and local climate.

Should I start Zinnia indoors or direct sow? +

Zinnia does best when direct sown outdoors. Plant seeds directly in the garden at the appropriate time based on your local frost dates.

How much sun does Zinnia need? +

Zinnia requires full sun (6-8 hours) to thrive.

How far apart should I plant Zinnia? +

Space Zinnia plants 12 inches apart to allow adequate airflow and root development.

How much water does Zinnia need? +

Zinnia has moderate (1 inch/week) water needs. Consistent moisture is important especially during germination and early growth.

About Zinnia

Vibrant, heat-loving annual with prolific blooms in every color. Attracts butterflies and pollinators. Cut-and-come-again — the more you pick, the more it blooms.

Expect your Zinnia to be ready for harvest in approximately 60 days from planting.

Use the search above or browse by zone or state to find the perfect planting dates for your location.