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PlantFiles: Swamp Sunflower, Narrow-Leaved Sunflower
Helianthus angustifolius 'Low Down'

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Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Helianthus (hee-lee-AN-thus) (Info)
Species: angustifolius (an-gus-tee-FOH-lee-us) (Info)
Cultivar: Low Down
Additional cultivar information: (PP13197)

Synonym:Helianthus salicifolius

One vendor has this plant for sale.

2 members have or want this plant for trade.

Category:
Perennials

Height:
4-6 ft. (1.2-1.8 m)

Spacing:
15-18 in. (38-45 cm)
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 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)

Sun Exposure:
Sun to Partial Shade

Danger:
Unknown - Tell us

Bloom Color:
Gold (Yellow-Orange)

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

Foliage:
Herbaceous
Silver/Gray
Velvet/Fuzzy-Textured

Other details:
May be a noxious weed or invasive
This plant is attractive to bees, butterflies and/or birds
Average Water Needs; Water regularly; do not overwater
Requires consistently moist soil; do not let dry out between waterings
Self-sows freely; deadhead if you do not want volunteer seedlings next season
This plant is resistant to deer

Soil pH requirements:
Unknown - Tell us

Patent Information:
Unknown - Tell us

Propagation Methods:
By dividing the rootball
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; sow indoors before last frost
From seed; direct sow after last frost

Seed Collecting:
Unknown - Tell us

Click thumbnail
to view:

By BSD
Thumbnail #1 of Helianthus angustifolius by BSD

Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral mcv5 On Aug 1, 2011, mcv5 from Greenville, NC wrote:

I have two dogs(very different in breed and size) who are addicted to eating this plant.They nibble on the young leaves like they were steak! They have not suffered any ill effects. Has anyone had a similar experience or any idea why this is happening.

Regional...

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

Fort Lauderdale, Florida
Conway, South Carolina
Yorktown, Virginia



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