Arctostaphylos pumila, with the common name Sandmat manzanita, is a species of manzanita.
Arctostaphylos pumila is a petite, low-lying manzanita which forms flat bushes and patchy, creeping mats in sandy soil. The bark is reddish and tends not to shred. The leaves are small and mainly oval-shaped, dark green on the upper surface and grayish and fuzzy beneath. The flowers appear in sparse inflorescences and are white to very pale pink. The fruit is a round brownish drupe about half a centimeter wide.
The Arctostaphylos pumila shrub is endemic to California where it grows on the coastline near Monterey and the Monterey Bay.