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Scientific names: Mexican Pinon = Pinus cembroides, Singleleaf Pinon = Pinus monophylla,
Pinon = Pinus edulis, Parry Pinon = Pinus quadrifolia
Description: All four species are small bushy evergreen trees with short trunk, horizontal branching and
rounded crowns. Found in semi-arid regions of the west. Sometimes called Mexican Nut Pine, it is native to both
Arizona and New Mexico, where the seeds are harvested and sold as nuts. Once a staple food of southwestern Indians,
Pinyon ranks first among the native nut trees of the United States that are not also cultivated. In autumn pine
nuts are harvested by local residents for local and gourmet markets. It occurs in mixed or pure stands of woodland
in foothills, mesas or canyons, & often on dry, rocky ridges. It does well in cultivation, a wide variety of soil
and moisture conditions, is winter-hardy, slow-growing, and very long-lived.
Needles: are 1 to 1/2 inches long, and grow singly on Singleleaf Pinyon, in pairs on Pinyon and Mexican
Pinyon, in fours on the Parry Pinyon. Needles have smooth margins, except for Mexican Pinyon which has finely toothed edges.
Cones: 1 1/2 to 2 inches long, irregular roundish shape
Fruit: Large edible seeds; reddish to yellow-brown, oval to globular, 1-3 inches long, scales thick,
resinous, seed diversely shaped, 1/2 to 1 3/4 inches long, oily, brown to black.
Height: 20 to 35 feet tall
Elevation: Elevation: 4000 to 9000 feet.
Water Requirements: 12 inches precipitation equivalent, drought-tolerant, will not tolerate high water
table. Once established, requires no additional water.
Soils: Dry, rocky, gravelly soils. Adapted to a wide range of soils and moisture conditions.
Uses: Windbreaks, food and cover for man, wildlife food and habitat, especially for squirrels,
pinyon jays, bears, & deer. Pinyon pine is suitable for ornamental and recreational plantings. It is useful as a
screening element, especially beautiful and ornamental in landscaping.
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Pinon Tree

Needles

Seeds

Cones

Bark
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