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Tragacanth (Astragalus gummifer)
Family: Fabaceae or Leguminosae | Edibility: Edible (2/5)
Astragalus gummifer is an evergreen Shrub growing to 0.3 m (1ft) by 0.3 m (1ft in). See above for USDA hardiness. It is hardy to UK zone 8. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees, Lepidoptera (Moths & Butterflies). It can fix Nitrogen. Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil.
Edible Parts & Harvest Seasons
Edible Parts: Leaves
Harvest Seasons: Early Summer, Fall, Spring, Winter
Flavor & Culinary Uses
A source of a high quality gum tragacanth - used as a thickener in confections, salad dressings, sauces etc. It is an approved additive to food and has the E number E413. — A source of a high quality gum tragacanth - used as a thickener in confections, salad dressings, sauces etc.; It is an approved additive to food and has the E number E413.; Some of the gum exudes naturally from the root and from damaged stems, more can be obtained by incision of the stem about 5cm below ground level.
Habitat & North American Range
Dry sub-alpine slopes and valleys, occasionally below the tree line, 1200 - 2600 metres in Iraq. Upland forests and grassland. (Zone 7, Zone 8, Zone 9, Zone 10)