When to Plant Lupine in Burrel, California (93607)

Location

Burrel, California

ZIP Code

93607

USDA Zone

Last Frost

Friday, February 20, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Friday, January 23, 2026

Based on last frost Friday, February 20, 2026 · Zone 9a

Pro tip: Sow Lupine directly outdoors 4 weeks before your last frost date.

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🌿 Plant Details

Scientific Name Lupinus polyphyllus

Days to Maturity 365 days

Mature Height 24-48"

Spread 24"

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Moderate (1 inch/week)

↔️

Spacing

18" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 14-21 days

Ready to Plant Lupine in Burrel?

Get your seeds now so they're ready by Friday, January 23, 2026.

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🤝 Good Companions

CarrotBrassicasCorn

⚠️ Avoid Planting Near

Fennel

🤝

Full Companion Planting Guide for Lupine

See which plants help Lupine thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

🌍 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 seed pods to dry on the plant — pods will turn black and begin to twist when fully ripe.

Processing

Collect before pods explode and fling seeds. Shell pods, dry seeds 1 week.

Seed Viability

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

Pro Tip

Lupine seeds have a hard coat — nick with sandpaper or soak 24 hours before sowing to improve germination.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 14 plants of Lupine. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Lupine in Burrel, California? +

In Burrel (Zone 9a), direct sow Lupine outdoors around Friday, January 23, 2026.

What is the last frost date for Burrel, California? +

The average last spring frost date for Burrel, California (ZIP 93607) is around Friday, February 20, 2026. This is based on NOAA climate normals for USDA Zone 9a.

How long does Lupine take to grow? +

Lupine typically matures in about 365 days from direct sowing. In Burrel, that means you can expect harvest around Friday, January 23, 2026 plus 365 days.

Should I start Lupine indoors or direct sow in California? +

Lupine does best when direct sown outdoors. In Burrel, sow directly around Friday, January 23, 2026.

📚 More Lupine Planting Guides

🗺️

Lupine in California

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 9a Lupine Guide

All cities in your zone · Avg dates

→

Other Plants for Burrel

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Growing Lupine in Zone 9a

Lupine (Lupinus polyphyllus) is a popular garden vegetable. In Burrel, California, which is in USDA Hardiness Zone 9a, you should direct sow seeds around Friday, January 23, 2026.

Your average last frost date is Friday, February 20, 2026. Lupine grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.