Tickseed or Coreopsis
North America and Central America

This genus consists of nearly 100 species including annuals, perennials and woody shrubs. The name means "bug-like" which alludes to the form of the seed which is an achene (a dry, indehiscent usually 1-seeded fruit)


PGC-P-Coreopsis-Early-Sunrise-3-2010-004
Coreopsis auriulata Eared Coreopsis

C. basalis
(C. drummondii)

Goldenwave Coreopsis

C. caillopsidea California Coreopsis
C. grandiflora
Big Flowered Coreopsis
C. lanceolata Lance Coreopsis
C. major Trefoil Coreopsis
C. palmata  
C. rosea Rose Coreopsis
C. tinctoria
(Caillopsis bicolor)
Plains Coreopsis
C. tripteris Atiantic Coreopsis
C. verticillata Thread-leaved Coreopsis

Species Hgt
(in)
Flower
Time
Leaf
Shape
C. auriulata 'Nana' 6-9 Late Spring entire
C. grandiflora 12-24 Summer deeply cut
C. lanceolata 12-24 Summer moderately cut
C. verticillata 18-36 Summer thread-like segments

* Guides and Keys are from the book "Herbaceous Perennial Plants A Treatise on their Identification, Culture and Garden Attributes" by Dr Allan M. Armitage of the University of Georgia. Varsity Press, Athens, Georgia. 1989 ISBN 0-942375-00. More on Dr Armitage and his other books.

 

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