Ratibida pinnata
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Ratibida pinnata

pinnate prairie coneflower
gray-headed coneflower

  family compositae 
  genus ratibida 

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Identification
Genus  Ratibida Species  pinnata Variety  Cultivar  Common names  pinnate prairie coneflower   gray-headed coneflower Family  COMPOSITAE Specimen number  S11699 Data source  HtZn p161
 
Life cycle
Life form  Terrestrial Life cycle  Perennial Life span  3 - 10 years Annual cycle  Not applicable Stature  Flower Growth form  Not applicable Growth habit  Various Overall height  1' 6" - 5' Overall spread   
 
Climate
Sunshine  Full sun to partial shade Water  Dry, well drained Optimal soil texture  Various Acceptable soil pH  Neutral USDA hardiness  USDA zones 03a-08b AHS heat zones  Heat zones 09-01 Sunset climate zones  Not classified
 
Garden
Suitable for gardens  yes Nursery  Unknown Compost  no Size at acquisition  Unknown Garden location  Unknown Garden notes  Ratibida pinnata can survive very cold winters with annual averages as low as -40� Fahrenheit. It needs a bit of a cold spell with temperatures below 15� Fahrenheit to do its best. Pinnate prairie coneflower (also known as gray-headed coneflower) needs summer days with high heat. Full sun to partial shade is ideal for this plant. It prefers dry, well drained soils. This species tolerates occasional periods of drought.
 
Special qualities
Tolerates drought  yes Tolerates high humidity  no Tolerates seaside conditions  no Insect resistant  no Disease resistant  no Deer resistant  no Best uses    Symbiosis  Attracts butterflies  no Attracts hummingbirds  no Autumn foliage  no Colorful berries  no Desirable qualities    Other interest    Other interest color  Other interest period   
 
Adverse factors
Common pests  Poisonous parts  Poisonous indications  Internal poison  no Dermatologic poison  no Livestock poison  no Mechanical injury  no Hay fever pollen    Hay fever season    Adverse qualities   
 
Herbal medicine
Medicinal properties  Medicinal parts  Has medicinal uses  no Do not self-administer  no Do no use if pregnant  no Legally restricted  no Toxicity precautions  Medicinal notes 
 
Traditional uses
Parts used  Traditional uses  Contemporary uses  Fragrance  Fragrance parts  Fragrance intensity    Fragrance category    Dye parts  Dye color 
 
Cultivation
Propagule  Various Pollination method    Planting style    Crop spacing    Row spacing    Cold frame  Planting period    Harvesting period    Frost tolerance    Heat requirement    Fertilizer  Typical Time to harvest 
 
Nutrition
Is edible  no Culinary uses  Nutritional value  Edible parts  Description of edible parts Flavor / texture 
 
Horticulture
Horticulture notes 
 
Herbarium
Tag needs printing  no Collection notes  Ratibida pinnata is a perennial. Flowers: Pinnate prairie coneflower (locally known in some parts as gray-headed coneflower) has daisy-like flowers with downward pointing petals and protruding button like center. Blooms appear for a 6 month period from May through October. The flowers are usually a yellow color, with an accent in chocolate.

Page 4004 of 4998

Last reviewed November 01, 2004   

 

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