Spike Bentgrass
Scientific Name: Agrostis exarata Trin.
Synonyms: Agrostis aenea Trin., Agrostis alaskana Hultén, Agrostis ampla Hitchc., Agrostis asperifolia Trin., Agrostis exarata Trin. var. <i>minor</i> Hook., Agrostis exarata Trin. var. <i>monolepis</i> (Torr.) Hitchc., Agrostis exarata Trin. ssp. <i>minor</i> (Hook.) C.L. Hitchc., Agrostis exarata Trin. var. <i>purpurascens</i> Hultén, Agrostis exarata Trin. var. <i>pacifica</i> Vasey, Agrostis longiligula Hitchc., Agrostis longiligula Hitchc. var. <i>australis</i> J.T. Howell, Agrostis melaleuca (Trin.) Hitchc., Agrostis microphylla Steud. var. <i>major</i> Vasey
Classification: Plantae/ Tracheobionta / Spermatophyta / Magnoliophyta / Liliopsida / Commelinidae / Cyperales / Poaceae / Gramineae / Agrostis L./ Agrostis exarata Trin.
| General Information | |
|---|---|
| Usda Symbol | AGEX |
| Group | Monocot |
| Life Cycle | Perennial |
| Growth Habits | Graminoid |
| Native Locations | AGEX |
Plant Guide
Use a soil moisture meter to monitor the soil moisture where Spike Bentgrass is planted.
Plant Traits
Growth Requirements
| Temperature, Minimum (°F) | -38 |
|---|---|
| Adapted to Coarse Textured Soils | Yes |
| Adapted to Fine Textured Soils | Yes |
| Adapted to Medium Textured Soils | Yes |
| Anaerobic Tolerance | Medium |
| CaCO3 Tolerance | Low |
| Cold Stratification Required | No |
| Drought Tolerance | Low |
| Fertility Requirement | Medium |
| Fire Tolerance | Medium |
| Frost Free Days, Minimum | 90 |
| Hedge Tolerance | None |
| Moisture Use | Medium |
| pH, Maximum | 7.5 |
| pH, Minimum | 5.5 |
| Precipitation, Maximum | 30 |
| Precipitation, Minimum | 6 |
| Root Depth, Minimum (inches) | 10 |
| Salinity Tolerance | Low |
| Shade Tolerance | Intolerant |
Morphology/Physiology
| After Harvest Regrowth Rate | Slow |
|---|---|
| Toxicity | None |
| Shape and Orientation | Erect |
| Nitrogen Fixation | None |
| Resprout Ability | No |
| Active Growth Period | Spring, Summer, Fall |
| 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 | Porous |
| Foliage Texture | Medium |
| Low Growing Grass | Yes |
| Lifespan | Moderate |
| Leaf Retention | No |
| Known Allelopath | No |
| Height, Mature (feet) | 3.0 |
| Growth Rate | Moderate |
| Growth Form | Rhizomatous |
| Fruit/Seed Conspicuous | No |
| Fruit/Seed Color | Brown |
| Foliage Porosity Winter | Porous |
Reproduction
| Vegetative Spread Rate | Slow |
|---|---|
| Small Grain | No |
| Seedling Vigor | Low |
| Seed Spread Rate | Slow |
| Seed per Pound | 5600000 |
| Fruit/Seed Persistence | No |
| Propagated by Tubers | No |
| Propagated by Sprigs | No |
| Propagated by Sod | No |
| Propagated by Seed | Yes |
| Propagated by Corm | No |
| Propagated by Container | No |
| Propagated by Bulb | No |
| Propagated by Bare Root | No |
| Fruit/Seed Period End | Summer |
| Fruit/Seed Period Begin | Summer |
| Fruit/Seed Abundance | Low |
| Commercial Availability | Contracting Only |
| Bloom Period | Late Spring |
| Propagated by Cuttings | No |
Suitability/Use
| Veneer Product | No |
|---|---|
| Pulpwood Product | No |
| Protein Potential | Medium |
| Post Product | No |
| Palatable Human | No |
| Palatable Graze Animal | High |
| Palatable Browse Animal | Medium |
| Nursery Stock Product | No |
| Naval Store Product | No |
| Lumber Product | No |
| Fodder Product | Yes |
| Christmas Tree Product | No |
| Berry/Nut/Seed Product | No |
