Scirpus obtusus Willd.
Scientific Name: Scirpus obtusus Willd.
Synonyms: Eleocharis obtusa (Willd.) Schult. var. <i>ellipsoidalis</i> Fernald ex Svens., Eleocharis obtusa (Willd.) Schult. var. <i>gigantea</i> (C.B. Clarke) Fernald, Eleocharis obtusa (Willd.) Schult. var. <i>jejuna</i> Fernald, Eleocharis obtusa (Willd.) Schult. var. <i>obtusa </i>, Eleocharis obtusa (Willd.) Schult. var. <i>peasei</i> Svens., Eleocharis ovata (Roth) Roem. & Schult. var. <i>obtusa</i> (Willd.) Kük., Scirpus obtusus Willd.
Classification: Plantae/ Tracheobionta / Spermatophyta / Magnoliophyta / Liliopsida / Commelinidae / Cyperales / Cyperaceae / Eleocharis R. Br./ Scirpus obtusus Willd.
| General Information | |
|---|---|
| Usda Symbol | SCOB3 |
| Group | Monocot |
| Life Cycle | AnnualPerennial, |
| Growth Habits | Graminoid |
| Native Locations | SCOB3 |
Plant Guide
Use a soil moisture meter to monitor the soil moisture where Scirpus obtusus Willd. is planted.
Plant Traits
Growth Requirements
| Temperature, Minimum (°F) | 37 |
|---|---|
| Adapted to Coarse Textured Soils | Yes |
| Adapted to Fine Textured Soils | Yes |
| Adapted to Medium Textured Soils | Yes |
| Anaerobic Tolerance | Medium |
| CaCO3 Tolerance | Medium |
| Cold Stratification Required | No |
| Drought Tolerance | Low |
| Fertility Requirement | Medium |
| Fire Tolerance | Medium |
| Frost Free Days, Minimum | 120 |
| Hedge Tolerance | None |
| Moisture Use | Medium |
| pH, Maximum | 8.7 |
| pH, Minimum | 4.1 |
| Planting Density per Acre, Maxim | 4800 |
| Planting Density per Acre, Minim | 2700 |
| Precipitation, Maximum | 60 |
| Precipitation, Minimum | 18 |
| Root Depth, Minimum (inches) | 10 |
| Salinity Tolerance | None |
| Shade Tolerance | Intolerant |
Morphology/Physiology
| Bloat | None |
|---|---|
| Toxicity | None |
| Resprout Ability | No |
| Shape and Orientation | Erect |
| Active Growth Period | Spring |
| C:N Ratio | High |
| Coppice Potential | No |
| Fall Conspicuous | No |
| Fire Resistant | Yes |
| Flower Color | Yellow |
| Flower Conspicuous | No |
| Foliage Color | Dark Green |
| Foliage Porosity Summer | Moderate |
| Foliage Porosity Winter | Porous |
| Fruit/Seed Color | Brown |
| Nitrogen Fixation | None |
| Low Growing Grass | No |
| Lifespan | Short |
| Leaf Retention | No |
| Known Allelopath | No |
| Height, Mature (feet) | 1.6 |
| Growth Rate | Moderate |
| Growth Form | Rhizomatous |
| Fruit/Seed Conspicuous | No |
| Foliage Texture | Fine |
Reproduction
| Vegetative Spread Rate | Moderate |
|---|---|
| Small Grain | No |
| Seedling Vigor | Medium |
| Seed Spread Rate | Moderate |
| Fruit/Seed Period End | Fall |
| Seed per Pound | 2834953 |
| Propagated by Tubers | No |
| Propagated by Sprigs | Yes |
| Propagated by Sod | No |
| Propagated by Seed | Yes |
| Propagated by Corm | No |
| Propagated by Container | No |
| Propagated by Bulb | No |
| Propagated by Bare Root | Yes |
| Fruit/Seed Persistence | Yes |
| Fruit/Seed Period Begin | Spring |
| Fruit/Seed Abundance | Medium |
| Commercial Availability | Routinely Available |
| Bloom Period | Summer |
| Propagated by Cuttings | No |
Suitability/Use
| Veneer Product | No |
|---|---|
| Pulpwood Product | No |
| Post Product | No |
| Palatable Human | No |
| Palatable Graze Animal | Low |
| Nursery Stock Product | No |
| Naval Store Product | No |
| Lumber Product | No |
| Fodder Product | No |
| Christmas Tree Product | No |
| Berry/Nut/Seed Product | No |
