When to Plant Salvia (Annual) in Saint Petersburg, Florida (33708)

Location

Saint Petersburg, Florida

ZIP Code

33708

USDA Zone

10b

Last Frost

Thursday, January 15, 2026

📅 Planting Calendar

Start Seeds Indoors Thursday, November 6, 2025

Transplant Outdoors Thursday, January 29, 2026

Pro Tip: Start Salvia (Annual) seeds indoors 10 weeks before your last frost date, then transplant outdoors around Thursday, January 29, 2026.

🌿 Plant Details

Scientific Name Salvia splendens

Days to Maturity 75 days

Mature Height 12-24"

Spread 12"

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Moderate (1 inch/week)

↔️

Spacing

12" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 10-21 days

Ready to Plant Salvia (Annual) in Saint Petersburg?

Get your seeds now so they're ready by Thursday, November 6, 2025.

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Growing Salvia (Annual) in Zone 10b

Salvia (Annual) (Salvia splendens) is a popular garden vegetable. In Saint Petersburg, Florida, which is in USDA Hardiness Zone 10b, you should start seeds indoors around Thursday, November 6, 2025.

Your average last frost date is Thursday, January 15, 2026. Plan to transplant your Salvia (Annual) seedlings outdoors around Thursday, January 29, 2026, about 2 weeks after your last frost date.