Pollen Type: Grass
Cross-Reactivity: Barley, Bent Grass, Bluegrass, Kentucky & Canada Canary Grass, Reed Canary Grass, Fescue, Quack Grass
HS Allergy Extract: Timothy
Genus/Species: Phleum pratense
Common Names: Timothy, Herd’s Grass
Distribution: Found throughout the United States except in arid regions.
Locations: Common and important pasture and hay grass in the humid areas of the northern United States. Common along roadsides, in fields, and waste places.
Pollinating Period: June & July
Pollination Method: Wind-pollinated
Description: Timothy is a short-lived perennial grass that grows 1 1/2’-4’. Upright culms (stems) arise from a bulb-like base forming large clumps. Blades are elongated and mostly flat. The crowded spikelets form a cylindrical panicle (loose branch which contains the seed heads) 1 1/2″ to 5″ long.