Dave's Garden - Gardening Community
Sponsored Links: Winter Landscaping - Gardeners Supply - Mail Order Plants - Flowering Bulbs - Landscape Design - Plant Nurseries Mail Order

PlantFiles: Brown Knapweed, Brownray Knapweed
Centaurea jacea

 
  Welcome!  
You've found the famous Dave's Garden website! Join this friendly global community that shares tips and ideas for home and gardens, along with seeds and plants!

Check out the DG homepage for a brief overview of what you'll find in this gardening mega-site.

  Login  
If you don't have an account yet, visit the registration page to sign up.

Username:

Password:

Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Centaurea (sen-TAR-ee-uh) (Info)
Species: jacea (JAY-see-uh) (Info)

Synonym:Jacea pratensis

4 members have or want this plant for trade.

Category:
Perennials

Height:
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

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

Hardiness:
USDA Zone 6a: to -23.3 °C (-10 °F)

Sun Exposure:
Full Sun

Danger:
Unknown - Tell us

Bloom Color:
Magenta (Pink-Purple)

Bloom Time:
Mid Summer
Late Summer/Early Fall

Foliage:
Herbaceous

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
Self-sows freely; deadhead if you do not want volunteer seedlings next season

Soil pH requirements:
Unknown - Tell us

Patent Information:
Non-patented

Propagation Methods:
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:
Properly cleaned, seed can be successfully stored

Click thumbnail
to view:

By kennedyh
Thumbnail #1 of Centaurea jacea by kennedyh

By kennedyh
Thumbnail #2 of Centaurea jacea by kennedyh

By trilian15
Thumbnail #3 of Centaurea jacea by trilian15

By trilian15
Thumbnail #4 of Centaurea jacea by trilian15

By trilian15
Thumbnail #5 of Centaurea jacea by trilian15

By trilian15
Thumbnail #6 of Centaurea jacea by trilian15

By trilian15
Thumbnail #7 of Centaurea jacea by trilian15

There are a total of 8 photos.
Click here to view them all!

Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorComment
Neutral Terry On Jan 10, 2003, Terry from Murfreesboro, TN (Zone 7a) wrote:

Introduced from Europe, Brown Knapweed can be recognized by the unfringed, scale-like bracts under the flowers.

Regional...

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

Conway, South Carolina



We recommend Firefox
Overwhelmed? There's a lot to see here. Try starting at our homepage.

[ Home | About | Advertise | Mission | Acceptable Use Policy | Tour | Privacy Policy | Contact Us ]

Back to the top

Copyright © 2000-2009 Dave's Garden. All Rights Reserved.
 

NameMedia Home and Gardens
Share on FacebookShare on Stumbleupon

Hope for America