Eastern Coneflower, Eastern Purple Coneflower 'Kim's Knee High'

Echinacea purpurea

Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Echinacea (ek-in-AY-shee-a) (Info)
Species: purpurea (pur-PUR-ee-uh) (Info)
Cultivar: Kim's Knee High
Additional cultivar information:(PP12242)
Hybridized by Hawks
Registered or introduced: 1999



Foliage Color:

Unknown - Tell us

Bloom Characteristics:

This plant is attractive to bees, butterflies and/or birds

Water Requirements:

Average Water Needs; Water regularly; do not overwater

Where to Grow:

Unknown - Tell us


18-24 in. (45-60 cm)


15-18 in. (38-45 cm)

18-24 in. (45-60 cm)


USDA Zone 3a: to -39.9 C (-40 F)

USDA Zone 3b: to -37.2 C (-35 F)

USDA Zone 4a: to -34.4 C (-30 F)

USDA Zone 4b: to -31.6 C (-25 F)

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

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

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

Sun Exposure:

Full Sun



Bloom Color:

Magenta (Pink-Purple)

Bloom Time:

Mid Summer

Late Summer/Early Fall

Mid Fall



Other details:

Unknown - Tell us

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:


Propagation Methods:

By dividing the rootball

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; stratify if sowing indoors

From seed; sow indoors before last frost

Seed Collecting:

Allow seedheads to dry on plants; remove and collect seeds

Properly cleaned, seed can be successfully stored

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed


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


Anchorage, Alaska

Citrus Heights, California

Fairfield, California

Denver, Colorado

Loveland, Colorado

Lawrenceville, Georgia (2 reports)

Hebron, Kentucky

Pineville, Louisiana

Boyds, Maryland

Silver Spring, Maryland

Cambridge, Massachusetts

Dearborn Heights, Michigan

Pittsfield, New Hampshire

Long Branch, New Jersey

Tuckerton, New Jersey

Roswell, New Mexico

Elba, New York

Broadway, North Carolina

Canton, Ohio

Haviland, Ohio

Richfield, Ohio

Bartlesville, Oklahoma

Portland, Oregon

Hatboro, Pennsylvania

Mifflintown, Pennsylvania

Pittsburgh, Pennsylvania

West Chester, Pennsylvania

Austin, Texas

Belton, Texas

Conroe, Texas

Fort Worth, Texas

Magnolia, Texas

Paris, Texas

Richmond, Texas

Weatherford, Texas

Mc Lean, Virginia

Woodbridge, Virginia

Vancouver, Washington

Milwaukee, Wisconsin

Mukwonago, Wisconsin

show all

Gardeners' Notes:


On Oct 4, 2011, NH_Lakes_Region from Pittsfield, NH wrote:

I purchased two of these as healthy-looking mature plants and planted them in a sunny spot in mid-May of this year. I got continuous blooms, but the plant did not thrive the way I had expected... there were fewer blooms, and the foliage ultimately withered and dried up, despite other similar plants in the same spot thriving. But, I never expect to get great performance the first year that I plant a mature perennial. I am happy to report that this plant has already begun to spread, and the new growth looks happy and healthy. The original plant seems to have grown a whole "new" plant to its side - I have new, mature leaves, and blooms just opening now, in early October, on the edge of zones 4b and 5a. I also see smaller seedlings coming up around the plant. I fully expect that next spr... read more


On Mar 3, 2010, Tex68 from Long Branch, NJ (Zone 7a) wrote:

Nice color, another prolific bloomer. Really short and a nice contrast to the taller echinaceas.


On Jul 29, 2007, pennefeather from McLean, VA (Zone 6b) wrote:

First year growing, but spreading quickly. Multiple flowers. Very pretty plant. A little taller than anticipated.


On Sep 28, 2005, kbaumle from Northwest, OH (Zone 5b) wrote:

I just bought one of these at Lowe's today, and it looks extremely healthy and what a wonderful deep color!