SafePlants

Agrostis (Bentgrass or Bent)

Agrostis, commonly known as bent or bentgrass, is a widespread genus within the grass family (Poaceae). It's found in nearly all countries around the world and used in lawns and on golf courses. Notably, Bentgrass tolerates very close cutting, making it suitable for specialized turf applications.

Considerations for Pets

• Some sources indicate the potential for sap or other substances in the plant.
• Bentgrass can go dormant and turn brown.

Scientific Classification

• Genus: Agrostis
• Family: Poaceae (Grass family)

Common Names

• Bent
• Bentgrass
• Brown bentgrass
• Brown top
• Colonial bentgrass
• Creeping Bentgrass

Distribution and Habitat

• Cosmopolitan: Found in nearly all countries worldwide.
• Often used in lawns and golf courses, especially in cool, wet conditions.

Morphological Characteristics and Growth Habits

• Cool-season grass that grows rapidly in cool, wet conditions.
• Some species, like creeping bentgrass, are low-growing and perennial.
• Has a finer texture and a blue-green color.
• Without adequate water, the bentgrass will turn brown in summer heat. As the bentgrass grows, it will create a thick, spongy layer of thatch.

Ecological Role and Interactions

• Susceptible to various fungal pathogens, including those causing dollar spot, yellow tuft, fairy ring, and brown patch.
• Brown patch is a common disease on bentgrass.

Additional Information

• Several Agrostis species and cultivars are mentioned, including:
  • Agrostis capillaris (Colonial bentgrass, also known as brown top)
  • Agrostis canina (Brown Bent-grass, Rhode Island bent, velvet bent, velvet bent grass)
  • Agrostis castellana
  • Agrostis stolonifera (Creeping Bentgrass)
  • Agrostis vinealis (Brown Bentgrass)
• Fungicides are commonly used to control diseases in bentgrass, particularly dollar spot and brown patch.