Helianthus petiolaris

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Helianthus petiolaris
Light:Full Sun
Moisture:Xeric Mesic
Hardiness:4
Soil pH:5.6-8.4
Height:10'
Blooms:Mid Summer-Early Fall
Native to:
Edible Rating:PFAF Edibility RatingPFAF Edibility Rating
Medicinal Rating:PFAF Medicinal RatingPFAF Medicinal Rating
Tea:Yes
Poisonous

Helianthus petiolaris (common name: prairie sunflower)

Propagation: Seed - sow in mid spring in situ. An earlier start can be made by sowing 2 - 3 seeds per pot in a greenhouse in early spring. Use a fairly rich compost. Thin to the strongest seedling, give them an occasional liquid feed to make sure they do not become nutrient deficient and plant them out in late spring or early summer.

Cultivation: Succeeds in most soils in a sunny position[1]. Requires a rich soil[1]. Dislikes shade[1]. Grows well on dry soils[2].

The young growth is extremely attractive to slugs, plants can be totally destroyed by them[K].

This species hybridizes in the wild with H. annuus[3].

Members of this genus are rarely if ever troubled by browsing deer or rabbits[4].

Range: Central to western N. America - Manitoba and Minnesota south to Arizona.

Habitat: Sandy soils[5]. Dry prairies[6].

Edibility: Seed - raw or cooked. An oily texture[7][8]. The seed can be ground into a powder and kneaded into seed butter[9].

Medicinal: The powdered leaves, either on their own or in an ointment, have been used as a dressing for sores and swellings[9].

Pollinators: Bees, flies

Soil: Can grow in light, medium, and heavy soils.

Drainage: Prefers well drained soil.

Flower Type: Hermaphrodite

Links

References

  1. 1.0 1.1 1.2 Chittendon, Fred. RHS Dictionary of Plants. Oxford University Press, 1951.
  2. Huxley, Anthony. The New Royal Horticultural Society Dictionary of Gardening. MacMillan Press, 1992.
  3. Diggs, George and Barney Lipscomb. Illustrated Flora of North Central Texas. Botanical Research Institute, 1999.
  4. Thomas, Graham. Perennial Garden Plants. J. M. Dent & Sons, 1990.
  5. Lyndon, Merritt. Gray's Manual of Botany. American Book Co, 1950.
  6. Britton, Nathaniel and Addison Brown. An Illustrated Flora of the Northern United States and Canada. Dover Publications, 1970.
  7. Yanovsky, Elias. Food Plants of the North American Indians Publication 237. US Department of Agriculture.
  8. Kunkel, Günther. Plants for Human Consumption. Koeltz Scientific Books, 1984.
  9. 9.0 9.1 Moerman, Daniel. Native American Ethnobotany. Timber Press, 1998.