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PlantFiles: Sneezeweed, Helen's Flower, Dogtooth Daisy
Helenium 'El Dorado'

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Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Helenium (hel-EE-nee-um) (Info)
Cultivar: El Dorado

4 members have or want this plant for trade.

Category:
Perennials

Height:
36-48 in. (90-120 cm)

Spacing:
18-24 in. (45-60 cm)

Hardiness:
USDA Zone 4a: to -34.4 C (-30 F)
USDA Zone 4b: to -31.6 C (-25 F)
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 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)

Sun Exposure:
Full Sun

Danger:
All parts of plant are poisonous if ingested

Bloom Color:
Gold (Yellow-Orange)
Bright Yellow

Bloom Time:
Mid Summer
Late Summer/Early Fall
Mid Fall

Foliage:
Herbaceous

Other details:
This plant is attractive to bees, butterflies and/or birds
Average Water Needs; Water regularly; do not overwater
Flowers are good for cutting

Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information:
Non-patented

Propagation Methods:
By dividing the rootball

Seed Collecting:
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Click thumbnail
to view:

By saya
Thumbnail #1 of Helenium  by saya

Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral saya On Jul 22, 2008, saya from Heerlen
Netherlands (Zone 8b) wrote:

Very large golden yellow blooms flattish brown cone. Starts flowering early July.



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