When to Plant Larkspur in Hermosa Beach, California (90254)

Location

Hermosa Beach, California

ZIP Code

90254

USDA Zone

11a

Last Frost

Thursday, January 1, 2026

📅 Planting Calendar

Direct Sow Outdoors Thursday, December 4, 2025

Pro Tip: Sow Larkspur directly outdoors 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Consolida ajacis

Days to Maturity 65 days

Mature Height 24-48"

Spread 12"

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Moderate (1 inch/week)

↔️

Spacing

9" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 14-21 days

Ready to Plant Larkspur in Hermosa Beach?

Get your seeds now so they're ready by Thursday, December 4, 2025.

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Other Plants for Hermosa Beach

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Growing Larkspur in Zone 11a

Larkspur (Consolida ajacis) is a popular garden vegetable. In Hermosa Beach, California, which is in USDA Hardiness Zone 11a, you should direct sow seeds around Thursday, December 4, 2025.

Your average last frost date is Thursday, January 1, 2026. Larkspur grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.