Black-eyed Susan, Gloriosa Daisy, Yellow Ox-Eye Daisy
Rudbeckia hirta 'Irish Spring'

Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Rudbeckia (rud-BEK-ee-a) (Info)
Species: hirta (HER-tuh) (Info)
Cultivar: Irish Spring

Category:

Annuals

Perennials

Foliage Color:

Unknown - Tell us

Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Drought-tolerant; suitable for xeriscaping

Where to Grow:

Unknown - Tell us

Height:

24-36 in. (60-90 cm)

Spacing:

15-18 in. (38-45 cm)

Hardiness:

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

Sun Exposure:

Full Sun

Sun to Partial Shade

Danger:

N/A

Bloom Color:

Gold (Yellow-Orange)

Pale Green

Bloom Time:

Mid Summer

Late Summer/Early Fall

Foliage:

Deciduous

Velvet/Fuzzy-Textured

This plant is resistant to deer

Other details:

Unknown - Tell us

Soil pH requirements:

Unknown - Tell us

Patent Information:

Unknown - Tell us

Propagation Methods:

From seed; direct sow outdoors in fall

Direct sow as soon as the ground can be worked

From seed; direct sow after last frost

Seed Collecting:

Unknown - Tell us

Regional

This plant has been said to grow in the following regions:

Susanville, California

Libertyville, Illinois

Coralville, Iowa

Bossier City, Louisiana

Munsonville, New Hampshire

Hillsborough, New Jersey

Columbus, Ohio

Salem, Oregon

Gettysburg, Pennsylvania

Watsontown, Pennsylvania

Olympia, Washington

show all

Gardeners' Notes:

1
positive
0
neutrals
0
negatives
RatingContent
Positive

On Jul 5, 2007, Gabrielle from (Zone 5a) wrote:

I was volunteering at an event that had a large display of 'Irish Spring', and every few minutes someone would ask what they were. They are very beautiful and attract a lot of attention!

There are isolated flowers that revert to a normal Blackeyed Susan.