Plants!


Annual Bluegrass (Poa annua)

POAN.jpg

Poa Annua, or more commonly know as Annual Bluegrass, is a graminoid with green foliage and yellow flowers of the genus Poa. It has a rapid growth rate and a height of 0.3 feet at maturity. Its duration is annual which means it grows for one season only. It's active growth period is spring, blooms during mid spring and is somewhat tolerant of shade. Poa Annua or Annual Bluegrass's floral region is North America US Lower 48, Alaska, Hawaii and Puerto Rico, specifically in the states of Alaska, Alabama, Arkansas, Arizona, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Iowa, Idaho, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Vermont, Washington, Wisconsin and Wyoming.

  • Category: Monocot
  • Genus: Poa
  • Family: Poaceae
  • Order: Cyperales
  • Class: Liliopsida
  • Division: Magnoliophyta
  • Duration: Annual
  • Growth Habit: Graminoid
  • Native Status: L48 (I) AK (I) HI (I) PR (I) CAN (I) GL (I) SPM (I)
  • PLANTS Invasive Status: N'EAST NE&GP SWSS WSWS
  • National Wetland Indicator Status: FACU- OBL
  • Regional Wetland Indicator Status: 1(FACU) 2(FAC) 3(FAC-) 4(FACU) 5(FACU) 6(FAC) 7(FAC-) 8(FAC) 9(FAC) 0(FACW-) A(FAC) C(OBL) H(FACU-)
  • Active Growth Period: Spring
  • After Harvest Regrowth Rate: Moderate
  • Allelopath: No
  • Bloat: None
  • C:N Ratio: Low
  • Coppice Potential: No
  • Fall Conspicuous: No
  • Fire Resistance: Yes
  • Flower Color: Yellow
  • Flower Conspicuous: No
  • Foliage Color: Green
  • Foliage Porosity Summer: Porous
  • Foliage Porosity Winter: Porous
  • Foliage Texture: Fine
  • Fruit/Seed Color: Brown
  • Fruit/Seed Conspicuous: No
  • Growth Form: Bunch
  • Growth Rate: Rapid
  • Height Mature (feet): 0.3
  • Leaf Retention: No
  • Lifespan: Short
  • Low Growing Grass: Yes
  • Resprout Ability: No
  • Shape and Orientation: Decumbent
  • Toxicity: None
  • Adapted to Coarse Textured Soils: Yes
  • Adapted to Fine Textured Soils: Yes
  • Adapted to Medium Textured Soils: Yes
  • Anaerobic Tolerance: Low
  • CaCO3 Tolerance: Medium
  • Cold Stratification Required: No
  • Drought Tolerance: Low
  • Fertility Requirement: Low
  • Fire Tolerance: Low
  • Frost Free Days Minimum: 60
  • Moisture Use: Medium
  • pH (Minimum): 4.8
  • pH (Maximum): 8
  • Precipitation (Minimum): 24
  • Precipitation (Maximum): 60
  • Root Depth Minimum (inches): 3
  • Salinity Tolerance: None
  • Shade Tolerance: Intermediate
  • Temperature Minimum (°F): 47
  • Bloom Period: Mid Spring
  • Commercial Availability: Routinely Available
  • Fruit/Seed Abundance: High
  • Fruit/Seed Period Begin: Spring
  • Fruit/Seed Period End: Summer
  • Fruit/Seed Persistence: No
  • Propagated by Bare Root: No
  • Propagated by Bulbs: No
  • Propagated by Container: No
  • Propagated by Corms: No
  • Propagated by Cuttings: No
  • Propagated by Seed: Yes
  • Propagated by Sod: No
  • Propagated by Sprigs: No
  • Propagated by Tubers: No
  • Seed per Pound: 1195680
  • Seed Spread Rate: Rapid
  • Seedling Vigor: High
  • Small Grain: No
  • Vegetative Spread Rate: None





Browse Plants by State

Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming