Helianthus annuus
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Helianthus annuus


  family asteraceae 
  genus helianthus 

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Genus  Helianthus Species  annuus Variety  Cultivar  Common names  sunflower Family  ASTERACEAE Specimen number  S11178 Data source  CrscntBlm;ColorNat p25;DyeFib p119;HtZn p123;Xeri p276
Life cycle
Life form  Terrestrial Life cycle  Annual Life span  1 year Annual cycle  Not applicable Stature  Flower Growth form  Not applicable Growth habit    Overall height  5' - 20' Overall spread   
Sunshine  Various Water  No extra water Optimal soil texture  Various Acceptable soil pH  Neutral USDA hardiness  USDA zones 04a-09b AHS heat zones  Heat zones 11-03 Sunset climate zones  Not classified
Suitable for gardens  yes Nursery  My Nursery Compost  no Size at acquisition  1 gallon Garden location  Unknown Garden notes  The flowers of Helianthus annuus as well as the seeds and the petals have been used in traditional fabric dyeing. A range of possible colors can be produced by Sunflower including yellow-gold, yellow, orange, olive brown and blue. This plant can survive very cold winters with annual averages as low as -30� Fahrenheit. This species needs summer days with high heat. This plant requires no extra water once established.
Special qualities
Tolerates drought  no 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  Flowers   Seeds   Petals Dye color  yellow-gold,yellow,orange,olive brown,blue
Propagule  Division Pollination method    Planting style    Crop spacing    Row spacing    Cold frame  Planting period    Harvesting period    Frost tolerance    Heat requirement  Warm Fertilizer  Typical Time to harvest 
Is edible  no Culinary uses  Nutritional value  Edible parts  Description of edible parts Flavor / texture 
Horticulture notes  It requires warm days for good production. Helianthus annuus is typically propagated by division. Sunflower most likely originates from United States.
Tag needs printing  no Collection notes  Helianthus annuus has an annual life cycle. Flowers: Sunflower has large blooms on 8' to 10' stalks. Typically the flowers are either yellow or white, with an accent in brown.

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Last reviewed November 01, 2004   


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