Glendale Public Library
Xeriscape Demonstration Garden Information Sheet

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Asclepias linaria-Pineleaf Milkweed
Asclepiadaceae Family

Leaves are needlelike and about 1 1/2" long and clothe the stems with a distinctive bright green color.  Pineleaf Milkweed is a moderately fast growing evergreen shrub growing to 2' high and 3' wide.  The flowers are white to greenish and cluster in 2" bundles at the tips of branches March thru October.  The fruits are like a light green balloon 2" long and 1" wide.  It is native on rocky slopes and in canyons in southern Arizona into Mexico from 1500 to 6000'.  It is quite drought resistant and prefers full sun in a well drained location. 

It has no spines so is quite at home around a pool or a patio and is attractive over an extended period of time.  It provides nectar for butterflies of all sizes and is the major food for Queen and Monarch butterflies.  It is quite cold hardy.