Pecan

Carya illinoinensis

Physical Characteristics

Carya illinoinensis is a deciduous Tree growing to 50 m (164ft 1in) at a medium rate. See above for USDA hardiness. It is hardy to UK zone 5. It is in leaf from June to October, in flower from April to May, and the seeds ripen in October. The species is monoecious (individual flowers are either male or female, but both sexes can be found on the same plant) and is pollinated by Wind. The plant is self-fertile. It is noted for attracting wildlife. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils and can grow in very acid and very alkaline soils. It cannot grow in the shade. It prefers moist soil.

Distribution

Southern N. America - mainly along the Mississippi river valley.

Habitats

Woodland Garden Canopy;

Edible Uses

Edible Parts: Leaves Oil Seed Edible Uses: Milk Oil Tea Seed - raw or cooked[46, 82]. Sweet and delicious, they make an excellent dessert and are also often added to ice cream, used in cakes, bread etc[149, 183]. A milk can be made from the seed and is used to thicken soups, season corn cakes, hominy etc[183]. The seed is up to 4cm long and is produced in clusters of 3 -11[82, 229]. The seed ripens in late autumn and, when stored in its shell in a cool place, will keep for at least 6 months[K]. An edible oil is obtained from the seed[177, 183]. The leaves are said to be used as a tea[177, 183]. Carbon farming - Staple Crop: oil.

Medicinal Uses

Astringent Parasiticide TB The bark and leaves are astringent[227]. A decoction of the bark has been used to treat TB[257]. The pulverized leaves have been rubbed on the skin to treat ringworm[257].

Known Hazards

None known