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Cosmos sulphureus Yellow cosmos

Drought tolerant; full sun. Bright sulfurorange flowers explode from the tall branching stems of this annual species from summer through fall. An easily established plant on most sites but prefers coarse soils. Widely used in beautification or roadsides, exposed slopes, or background landscaping.

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Species Attributes

Height:

24 - 36 in.

Life Form:

Annual

Native or Introduced:

Introduced

Season:

Sun & Shade Tolerance:

granite seed sun and shade tolerance icon

Elevation:

ft.

Precipitation:

Low

Soil Texture
Coarse:

Average

Moderately Coarse:

Average

Medium:

Best

Moderately Fine:

Average

Fine:

Soil pH
Acidic:

Marginal

Neutral:

Best

Basic:

Marginal

Seeding Rate:

15 - 20 PLS lbs/Acre

Pure Seed per Bushel:

14.90 lbs.

Seeds per Pound:

55,000

Germination Time:

Days

Blooming Season:

Summer Fall

Mycorrhizal Dependent:

Yes

Bloom Color:

Orange-Yellow

lands

USDA announces $40 million available to help ranchers restore sage grouse habitat. Click here to be taken to the USDA’s webpage for more information.

Attention Private Landowners! Usda Makes Funds Available For Sage Grouse Habitat Restoration

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Contact us our experts are available to help with your reclamation, erosion control, turf and native seed projects.

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