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When to Plant Larkspur in Tea, South Dakota (57064)

Location

Tea, South Dakota

ZIP Code

57064

USDA Zone

5a

Last Frost

Sunday, May 10, 2026

📅 Planting Calendar

Direct Sow Outdoors Sunday, April 12, 2026

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 Tea?

Get your seeds now so they're ready by Sunday, April 12, 2026.

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Growing Larkspur in Zone 5a

Larkspur (Consolida ajacis) is a popular garden vegetable. In Tea, South Dakota, which is in USDA Hardiness Zone 5a, you should direct sow seeds around Sunday, April 12, 2026.

Your average last frost date is Sunday, May 10, 2026. Larkspur grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.