When to Plant Hollyhock in Kings Canyon National Pk, California (93633)

Location

Kings Canyon National Pk, California

ZIP Code

93633

USDA Zone

Last Frost

Sunday, April 5, 2026

📅 Planting Calendar

Start Seeds Indoors Sunday, February 22, 2026

Transplant Outdoors Sunday, April 19, 2026

Pro Tip: Start Hollyhock seeds indoors 6 weeks before your last frost date, then transplant outdoors around Sunday, April 19, 2026.

🌿 Plant Details

Scientific Name Alcea rosea

Days to Maturity 365 days

Mature Height 48-96"

Spread 24"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Moderate (1 inch/week)

↔️

Spacing

18" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 10-14 days

Ready to Plant Hollyhock in Kings Canyon National Pk?

Get your seeds now so they're ready by Sunday, February 22, 2026.

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Other Plants for Kings Canyon National Pk

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Growing Hollyhock in Zone 7b

Hollyhock (Alcea rosea) is a popular garden vegetable. In Kings Canyon National Pk, California, which is in USDA Hardiness Zone 7b, you should start seeds indoors around Sunday, February 22, 2026.

Your average last frost date is Sunday, April 5, 2026. Plan to transplant your Hollyhock seedlings outdoors around Sunday, April 19, 2026, about 2 weeks after your last frost date.