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NPIN: Native Plant Database

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Helianthus argophyllus (Silverleaf sunflower)
Cliffe, Harry

Helianthus argophyllus

Helianthus argophyllus Torr. & A. Gray

Silverleaf sunflower

Asteraceae (Aster Family)

Synonym(s):

USDA Symbol: hear3

USDA Native Status: L48 (N)

 

Plant Characteristics

Duration: Annual
Habit: Herb
Size Notes: 4-7 feet tall.
Flower:
Fruit:
Size Class: 6-12 ft.

Bloom Information

Bloom Color: Yellow
Bloom Time: Aug , Sep , Oct , Nov

Distribution

USA: FL , NC , TX

Growing Conditions

Water Use: Medium
Light Requirement: Sun
Soil Moisture: Moist
Conditions Comments: Silky silver foliage and bright yellow flowers make this a rewarding garden plant. Reseeds easily and grows quickly during warm weather. Seeds relished by finches and other seed eating birds. Bottom leaves drop as the plant grows, so looks best with other lower plants such as Pavonia or Lantana in front to hide the bareness.

Benefit

Conspicuous Flowers: yes
Interesting Foliage: yes
Attracts: Birds , Butterflies
Larval Host: Bordered patch and Silvery checkerspot
Nectar Source: yes

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

Butterflies and Moths of North America (BAMONA)

Helianthus argophyllus is a larval host and/or nectar source for:
Bordered Patch
(Chlosyne lacinia)

Larval Host
Learn more at BAMONA
Silvery Checkerspot
(Chlosyne nycteis)

Larval Host
Learn more at BAMONA

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Texas Parks and Wildlife Department - Austin, TX

Wildflower Center Seed Bank

LBJWC-1305 Collected 2009-10-24 in Aransas County by Lady Bird Johnson Wildflower Center

1 collection(s) available in the Wildflower Center Seed Bank

Bibliography

Bibref 1186 - Field Guide to Moths of Eastern North America (2005) Covell, C.V., Jr.
Bibref 1185 - Field Guide to Western Butterflies (Peterson Field Guides) (1999) Opler, P.A. and A.B. Wright

Search More Titles in Bibliography

Additional resources

USDA: Find Helianthus argophyllus in USDA Plants
FNA: Find Helianthus argophyllus in the Flora of North America (if available)
Google: Search Google for Helianthus argophyllus

Metadata

Record Modified: 2011-01-25
Research By: TWC Staff

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