How to Grow Larkspur

Ready to grow Larkspur?

Order seeds from trusted suppliers.

🛒 Amazon 🌿 True Leaf

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🛠️ Supplies You'll Need

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

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Find Your Larkspur Planting Dates

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🌿 Plant Overview

Scientific Name Consolida ajacis

Category flower

Days to Maturity 65 days

Starting Method Direct Sow

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Moderate (1 inch/week)

↔️

Spacing

9" apart

🌱

Depth

0.25" deep

📏

Height

24-48"

🌱

Germination

14-21 days

Ready to Grow Larkspur?

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🤝 Good Companions

CosmosZinniaRose

Larkspur Planting Calendar by Zone

Larkspur Planting Calendar by State

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Frequently Asked Questions

When should I plant Larkspur? +

Sow Larkspur seeds directly in the garden 4 weeks before your last frost date. Use the search on this page to find exact dates for your location.

How long does Larkspur take to grow? +

Larkspur typically matures in about 65 days from planting. Exact timing varies by variety, soil conditions, and local climate.

Should I start Larkspur indoors or direct sow? +

Larkspur 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 Larkspur need? +

Larkspur requires full sun to partial shade to thrive.

How far apart should I plant Larkspur? +

Space Larkspur plants 9 inches apart to allow adequate airflow and root development.

How much water does Larkspur need? +

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

About Larkspur

Elegant cottage flower with delphinium-like spikes in blue, purple, pink, and white. Cool-season annual. Direct sow in early spring — does not transplant well.

Expect your Larkspur to be ready for harvest in approximately 65 days from planting.

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