How to Grow Lupine

Ready to grow Lupine?

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 Lupine Planting Dates

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🌿 Plant Overview

Scientific Name Lupinus polyphyllus

Category flower

Days to Maturity 365 days

Starting Method Direct Sow

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Moderate (1 inch/week)

↔️

Spacing

18" apart

🌱

Depth

0.5" deep

📏

Height

24-48"

🌱

Germination

14-21 days

Ready to Grow Lupine?

Find quality seeds from trusted suppliers.

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🤝 Good Companions

CarrotBrassicasCorn

⚠️ Avoid Planting Near

Fennel

Lupine Planting Calendar by Zone

Lupine Planting Calendar by State

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Frequently Asked Questions

When should I plant Lupine? +

Sow Lupine 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 Lupine take to grow? +

Lupine typically matures in about 365 days from planting. Exact timing varies by variety, soil conditions, and local climate.

Should I start Lupine indoors or direct sow? +

Lupine 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 Lupine need? +

Lupine requires full sun to partial shade to thrive.

How far apart should I plant Lupine? +

Space Lupine plants 18 inches apart to allow adequate airflow and root development.

How much water does Lupine need? +

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

About Lupine

Dramatic cottage perennial with tall, colorful flower spikes. Fixes nitrogen in soil. Prefers cool climates. Soak and nick seeds before sowing for best germination.

Expect your Lupine to be ready for harvest in approximately 365 days from planting.

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