Black-Eyed Susan Planting Guide

Cheerful native wildflower with golden-yellow petals and dark centers; pollinator magnet

Best Time and Place to Plant Black-Eyed Susan

In USDA zone 7, the typical spring window is March 20 to May 10. Cooler zones usually plant later; warmer zones plant earlier.

Plant Black-Eyed Susan in a spot with 6+ hours of direct sun, soil warmed to 60F to 90F, and enough room for 18 inches between plants and 24 inches between rows.

Planting Windows by Zone

ZoneSpringFall
Zone 1May 15 to June 15Varies
Zone 2May 10 to June 10Varies
Zone 3May 1 to June 5Varies
Zone 4April 20 to May 30September 1 to September 30
Zone 5April 15 to May 25September 10 to October 10
Zone 6April 1 to May 15September 15 to October 20
Zone 7March 20 to May 10September 20 to November 1
Zone 8March 1 to April 30October 1 to November 15
Zone 9February 15 to April 15October 15 to December 1
Zone 10February 1 to April 1November 1 to December 15
Zone 11January 15 to March 15November 1 to January 15
Zone 12January 1 to March 1November 1 to February 1
Zone 13Year-round to Year-roundVaries

Spacing and Care

  • Planting depth: 0.25 inches deep
  • Spacing: 18 inches apart, 24 inches between rows
  • Soil temperature: 60F to 90F
  • Sunlight: 6+ hours
  • Watering: 0.5-1 inch per week once established; excellent drought tolerance
  • Days to harvest: 70

Fertilization

  • Compost organic: Light 1 inch dressing; avoid excess nitrogen

Companion Plants

  • Coneflower
  • Ornamental Grasses
  • Salvia

Avoid Planting Near

No avoid-planting conflicts are listed yet.

Harvest Signs

  • Blooms are fully open with deep brown centers
  • Leave seedheads for winter bird feeding
  • Deadhead for more blooms or leave for self-sowing
  • Plants naturalize and spread over time

FAQs

When should I plant Black-Eyed Susan?

Black-Eyed Susan planting depends on your USDA hardiness zone. In USDA zone 7, the typical spring window is March 20 to May 10. Cooler zones usually plant later; warmer zones plant earlier.

What is the best time of year to plant Black-Eyed Susan?

The best time of year to plant Black-Eyed Susan is when your zone planting window is open and soil temperatures are around 60F to 90F. In USDA zone 7, the typical spring window is March 20 to May 10. Cooler zones usually plant later; warmer zones plant earlier.

Where is the best place to plant Black-Eyed Susan?

Plant Black-Eyed Susan in a spot with 6+ hours of direct sun, soil warmed to 60F to 90F, and enough room for 18 inches between plants and 24 inches between rows.

How far apart should I plant Black-Eyed Susan?

Plant Black-Eyed Susan about 18 inches apart, with rows around 24 inches apart.

What grows well with Black-Eyed Susan?

Black-Eyed Susan is commonly paired with Coneflower, Ornamental Grasses, Salvia.