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You are here: Home / Characteristics / Conservation Plant Characteristics for Achnatherum occidentale ssp. occidentale Printer-Friendly Printer-Friendly / Download
Characteristics

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Conservation Plant Characteristics

Achnatherum occidentale (Thurb.) Barkworth ssp. occidentale
western needlegrass
ACOCO

Summary
Duration Perennial
Growth Habit Graminoid
Native Status L48 (N)
Federal T/E Status
National Wetland Indicator
 
Morphology/Physiology
Active Growth Period Spring and Summer
After Harvest Regrowth Rate Slow
Bloat None
C:N Ratio Medium
Coppice Potential No
Fall Conspicuous No
Fire Resistant No
Flower Color Yellow
Flower Conspicuous No
Foliage Color Green
Foliage Porosity Summer Moderate
Foliage Porosity Winter Porous
Foliage Texture Fine
Fruit/Seed Color Brown
Fruit/Seed Conspicuous No
Growth Form Bunch
Growth Rate Moderate
Height at 20 Years, Maximum (feet)
Height, Mature (feet) 2.00
Known Allelopath No
Leaf Retention No
Lifespan Moderate
Low Growing Grass No
Nitrogen Fixation
Resprout Ability No
Shape and Orientation Erect
Toxicity None
 
Growth Requirements
Adapted to Coarse Textured Soils Yes
Adapted to Fine Textured Soils No
Adapted to Medium Textured Soils Yes
Anaerobic Tolerance None
CaCO3 Tolerance Low
Cold Stratification Required No
Drought Tolerance High
Fertility Requirement Low
Fire Tolerance High
Frost Free Days, Minimum 110
Hedge Tolerance None
Moisture Use Low
pH, Minimum 5.70
pH, Maximum 7.50
Planting Density per Acre, Minimum
Planting Density per Acre, Maximum
Precipitation, Minimum 8
Precipitation, Maximum 14
Root Depth, Minimum (inches) 16
Salinity Tolerance Low
Shade Tolerance Intermediate
Temperature, Minimum (°F) -28
 
Reproduction
Bloom Period Late Spring
Commercial Availability No Known Source
Fruit/Seed Abundance Medium
Fruit/Seed Period Begin Summer
Fruit/Seed Period End Summer
Fruit/Seed Persistence No
Propagated by Bare Root No
Propagated by Bulb No
Propagated by Container No
Propagated by Corm No
Propagated by Cuttings No
Propagated by Seed Yes
Propagated by Sod No
Propagated by Sprigs No
Propagated by Tubers No
Seed per Pound 285000
Seed Spread Rate Moderate
Seedling Vigor
Small Grain No
Vegetative Spread Rate Moderate
 
Suitability/Use
Berry/Nut/Seed Product No
Christmas Tree Product No
Fodder Product Yes
Fuelwood Product None
Lumber Product No
Naval Store Product No
Nursery Stock Product No
Palatable Browse Animal Medium
Palatable Graze Animal Medium
Palatable Human No
Post Product No
Protein Potential Low
Pulpwood Product No
Veneer Product No
 
 
Time Generated: 10/04/2008 12:25 AM MDT