Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

Phleum alpinum is a species of grass known by the common name alpine timothy. It has a circumboreal distribution, inhabiting northern areas of the Northern Hemisphere, as well as extending down through the Americas to southern South America. It can be found on islands in the subantarctic region such as South Georgia Island, on which it is one of the most common plant species. It is a perennial grass forming loose clumps 20 to 60 centimeters tall. The flower cluster is a cylindrical to oval mass of spikelets up to 6 centimeters long and 1.2 wide.

Plant type

Grass

Size

8 - 24 in Tall

Form

Upright

Growth rate

Slow

Calscape icon
Color

Yellow

Flowering season

Spring

Sun

Full Sun, Partial Shade

Soil description

Prefers loamy or clay soils. Grows poorly in sandy soils.

Site type

Wet meadows, streambanks

Plant communities

Lodgepole Forest, Red Fir Forest, Subalpine Forest, Wetland-Riparian

Caterpillars
Butterflies

Butterflies and moths supported

0 confirmed and 4 likely

Confirmed Likely

Glassy Borer

Apamea devastator

White Triangle Tortrix

Clepsis persicana

Armyworm Moth

Mythimna unipuncta

Bronzed Cutworm

Nephelodes minians