Plants for Water Wise Pollinator Gardens: Cosmos (Cosmos sulphureus and Cosmos bipinnatus)

Water Conservation for Lawn and Landscape February 02, 2015 Print Friendly and PDF

Plant family

        
 

Bee visiting Cosmos flower
Photo credit: CatDancing FLickr CC BY-NC 2.0

 
 

Blooms and delicate foliage ofCosmos bipinnatus
Photo credit:Bruno Parmentier Flickr CC BY-NC_ND 2.0

Sunflower Family (Asteraceae)

 

Common Names

Cosmos
 

Description

Cosmos are a drought tolerant annual flower native to Mexico. Plants can reseed under the right conditions. Several species of cosmos are available for purchase.Cosmos sulphureus and Cosmos bipinnatus are two commonly available species.

Many cultivars are available. Flowers come in a wide variety of colors that bloom from early summer through fall.  Leaves are feathery and plants can grow to 6 feet tall.

Cosmos needs little water or fertilizer but do need to be watered deeply during dry spells.
 

Attracts

syrphid (hover) flies
butterflies
bees
birds

Cosmos also attract lacewings and parasitic wasps that help control pest insects.

 

 


Additional Resources:

West
         Oregon - Cosmos, A WaterWise Annual

Midwest

         Illinois - Annual Cosmos Cosmos bipinnatus

Southwest

         Texas (Image of Cosmos)
         Cosmos Produces Classic Beauty


 

 

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USDA / NIFA

This work is supported by the USDA National Institute of Food and Agriculture, New Technologies for Ag Extension project.