Oxalis montana

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Oxalis montana
Light:Part Shade
Moisture:Mesic
Soil pH:5.6-8.4
Height:0.3'
Width:1'
Open Woods Forest
Native to:
Edible Rating:PFAF Edibility RatingPFAF Edibility Rating
Tea:Yes
Poisonous

Oxalis montana (common name: mountain wood sorrel)

Propagation: Seed - best sown as soon as ripe in a cold frame. Prick out the seedlings into individual pots when they are large enough to handle and plant them out in late spring or early summer.

Division in spring. Larger divisions can be planted out direct into their permanent positions. We have found that it is better to pot up the smaller divisions and grow them on in light shade in a cold frame until they are well established before planting them out in late spring or early summer.

Cultivation: We have almost no information on this species and do not know if it will be hardy in Britain, though judging by its native range it should succeed in most parts of the country. It is likely to prefer a semi-shaded position in a moist light well-drained soil.

Range: Eastern N. America - S. Newfoundland and E. Quebec to Manitoba, south to Wisconsin and Minnesota.

Habitat: Damp woods[1].

Edibility: Leaves - raw or cooked[2]. Use in moderation, see notes at top of sheet. Powerfully and most agreeably acid, the leaves can be used to make a conserve, its flavour resembling green tea[3].

Usage: A yellow dye is obtained by boiling the whole plant[4].

Pollinators: Insects

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

Drainage: Prefers well drained soil.

Flower Type: Hermaphrodite

Known Hazards: The leaves contain oxalic acid, which gives them their sharp flavour. Perfectly all right in small quantities, the leaves should not be eaten in large amounts since oxalic acid can bind up the body's supply of calcium leading to nutritional deficiency. Th

Links

References

  1. Lyndon, Merritt. Gray's Manual of Botany. American Book Co, 1950.
  2. Rosengarten Jr., Frederic. The Book of Edible Nuts. Dover, 1984.
  3. Coffey, Timothy. The History and Folklore of North American Wild Flowers. Facts on File, 1993.
  4. Moerman, Daniel. Native American Ethnobotany. Timber Press, 1998.