Bluegrass
Poa Annua
Overview
Poa annua, commonly known as Annual Bluegrass, is a ubiquitous cool-season grass. Highly adaptable, it reaches 6 to 12 inches tall, featuring a bright green color and fine-textured blades. Its rapid growth and prolific seeding make it a temporary turfgrass or invasive weed. Preferring moist, fertile soils, it thrives in sun to partial shade. Requires regular mowing to maintain a neat appearance in lawns and landscape designs.
Sun Full, HalfWater Extra in Summer, HighZones 2–9Type Grass, Ground cover

Culture
- Sun
- Full, Half
- Water
- Extra in Summer, High
- USDA zones
- 2–9
Shape & size
Classification
- Type
- Grass, Ground cover
- Family
- Poaceae
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Photographs by 5 contributors
- Ayotte, Gilles, 1948-, CC BY-SA 4.0 · source
- Kristian Peters -- Fabelfroh 10:06, CC BY-SA 3.0 · source
- Harry Rose from South West Rocks,…, CC BY 2.0 · source
- Forest and Kim Starr, CC BY 3.0 us · source
- Stefan.lefnaer, CC BY-SA 4.0 · source
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