Dactylis glomerata
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Overview
- Appearance
- Dactylis glomerata is a cool-season perennial that grows 1.4-4 ft. (0.43-1.2 m) tall. Under dry conditions it usually develops in clumps.
- Foliage
- Leaves have a bluish hue and grow up to 0.5 in. (1.3 cm) wide, folded when immature but later flat, with prominent white midrib on the under side.
- Flowers
- The flowers are yellow and occur in a panicle with spikelets in a compact cluster on one side of the rachilla. Flowers bloom from May to August.
- Fruit
- Panicle, 2-8 in. (5.1-20.3 cm) long, with spikelets grouped together in dense, one-sided clusters at the end of panicle branches; spikelets contain 2 to 5 florets; lemmas pointed to short-awned.
- Ecological Threat
- Dactylis glomerata is native to Europe and was first introduced to the United States in the late 1700s. It prefers areas that are well-drained with moderately fertile to rich soils.
Resources
Sullivan, Janet. 1992. Dactylis glomerata. Fire Effects Information System, U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory [1]
James A. Duke. 1983. Handbook of Energy Crops, Purdue University [2]
University of California, Jepson Flora Project [3]
Flora of China, www.eFloras.org [4]
California Invasive Plant Council [5]
USDA NRCS PLANTS [6]
Images from Bugwood.org
