Panicum antidotale

Blue panic grass

Family: Poaceae · Type: perennial · Not Native

Blue panic grass is a naturalized perennial grass found in the Inner South Coast Ranges in open, generally disturbed areas and fields at elevations of 300 to 600 meters. Flowering from April to October, this grass produces brown, green, or purple spikelets in dense clusters approximately 2.5 to 3 millimeters long. Growing with erect, hard stems 50 to 250 centimeters tall that develop 5 to 12 distinctive nodes, it spreads through underground rhizomes. Its leaves feature long blades 15 to 30 centimeters in length, 4 to 12 millimeters wide, with glabrous upper surfaces and densely ciliate ligules. The inflorescence develops 13 to 28 centimeters long, with primary branches 9 to 18 centimeters and spikelets clustered one to two per node.

Habitat: Open, generally disturbed areas, fields

Bloom period: Apr-Oct

Elevation: 300-600 m

Bioregions: D

California counties: San Bernardino, Riverside, Inyo, Imperial, Los Angeles

Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Jepson eFlora, Cal-IPC, and more.