Turfgrass species: Tour: Common and Scientific name:
Colonial bentgrass - Agrostis tenuis Sibth.
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Plant characteristics
| Growth Habit | bunch-type or with very weak stolons or rhizomes |
| Texture | fine to very fine |
| Density | high density, may be slightly less dense than creeping bentgrass |
| Color | variable; light to dark green |
Useful identifying Characteristics
| creeping growth habit; rolled vernation, ligule smaller than creeping bentgrass |
Uses
| It is used on: golf course fairways, tees, and home lawns in the Northeast and Pacific Northwest; should be used alone. |
Other Characteristics
| Varieties | Highland Astoria Exeter Boral |
| Seeding Rate | 0.5 to 1 lb per 1000 sq.ft. |
Reproduction
| Life cycle | perennial |
| Propagation | seed |
| Seeds/lb | 8,000,000 to 9,000,000 |
Adaptation
| Sun/shade | sun to partial shade |
| Soil | well-drained, moderate acidity |
| Moisture | requires irrigation if rainfall is not adequate; intolerant of heat and drought |
| Mowing height | 1/4" to 1" |
| Fertility | 1 to 6 lbs. N/1000 sq.ft./yr |
Special Problems
| Cannot stand as much traffic as creeping bentgrass; Has disease problems similar to creeping bentgrass; Not widely used in the Midwest Does not have the stress tolerance of creeping bentgrass; Intolerant of some herbicides; Prone to thatch development; May lack uniformity due to heterogeneity of types. |