Black-Eyed Susan illustration

Growing Black-Eyed Susan in Zone 13a

Zone 13a has a year-round growing season. Black-Eyed Susan can be planted almost any time with proper planning. Last frost: Jan 1. First frost: Dec 31.

Planting Calendar

Indoor
Outdoor
Harvest
Nov 6Dec 31

Season: Jan 1 – Dec 31 (364 days)

Zone13a
Last FrostJan 1
First FrostDec 31
Season Length364 days
Days to Harvest75
SunFull Sun
Frost ToleranceModerate
Spacing12/sqft

When to Plant Black-Eyed Susan in Zone 13a

Start Seeds Indoors: Nov 6

Start Black-Eyed Susan seeds indoors around Nov 6 (8 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 10–21 days.

Transplant Outdoors: Jan 1

Transplant Black-Eyed Susan seedlings outdoors after Jan 1. Wait until soil temperature reaches 55°F. Space plants at 12/sqft. Harden off plants for a week before moving outside.

Harvest: Apr 1

First harvest approximately Apr 1 (~90 days from transplant). Continue harvesting until first frost (Dec 31). Black-Eyed Susan can overwinter in mild climates for continued harvest.

Frequently Asked Questions

When should I plant Black-Eyed Susan in Zone 13a?

Start Black-Eyed Susan seeds indoors around Nov 6. Transplant outdoors after Jan 1. Expect first harvest around Apr 1.

What is the last frost date for Zone 13a?

The average last spring frost date for Zone 13a is Jan 1. The first fall frost averages Dec 31, giving a 364-day growing season.

Can I grow Black-Eyed Susan in Zone 13a?

Yes. Black-Eyed Susan needs 75 days to harvest. Zone 13a has a 364-day growing season, which is sufficient.

What is the best month to plant Black-Eyed Susan in Zone 13a?

The best time to start Black-Eyed Susan in Zone 13a is Nov. Begin seeds indoors around Nov 6, then transplant outdoors after the last frost date of Jan 1.

How long does Black-Eyed Susan take to harvest?

Black-Eyed Susan takes approximately 75 days from planting to harvest. In Zone 13a, expect your first harvest around Apr 1.

Plan Your Black-Eyed Susan Garden

Track Black-Eyed Susan from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

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