Xeriscape Landscaping Plants For The Arizona Desert Environment
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Trees

Screwbean Mesquite, Prosopis pubescens

Screwbean Mesquite, Prosopis pubescens. Photo Taken At Glendale Xeriscape Demonstration Garden. April 10, 2006.

Screwbean Mesquite Flowers	Prosopis pubescens Flower
Screwbean Mesquite Leaves	Prosopis pubescens Seed Pod

Screwbean Mesquite Prosopis pubescens, Bean or Legume Family ( Fabaceae ), Screwbean Mesquite. Also Called: . A single or multi - stemmed deciduous small tree or shrub reaching up to 20 to 40 feet tall and about the same or slightly wider width; vase shaped, open and spreading. Height: About 20 feet. Can reach 30 feet. Same spread. Flowers: Pale green - yellow, 2 to 3 inches long, appearing in late spring and early summer. Inflorescences, axillary spikes. Blooming Time: April to June. Stems/Trunks : An attractive gray shaggy - rough trunk; the twigs are jointy, branches gnarled and twisted. Some spines about 3/4 inch long on the stems. Leaves: The leaves are Alternate, bipinnately compound, 1 to 2 inches long, usually with only two major leaflets (may occasionally have 2 to 3 pairs), each leaflet has 6 to 9 pairs of narrow minor leafletsabout 1/2 to 1 inch long. They have entire margins with a fuzzy surface, green, to gray-green above, slightly paler below. Seed Pod: A light brown or tan tightly coiled legume, 1 to 2 inches long, ripening in the middle to late summer. Elevation: 0 - 5,000 Feet. Habitat: Riparian areas of the Sonoran and Chihuahuan deserts. Landscaping. Miscellaneous: Flowering Photos Taken At Glendale Xeriscape Demonstration Garden. April 10, 2006. Hardiness 10 - 15°F. Maintenance: winter pod cleanup.