Purple Bushbean
Scientific Name: Macroptilium atropurpureum (Moc. & Sessé ex DC.) Urb.
Classification: Plantae/ Tracheobionta / Spermatophyta / Magnoliophyta / Magnoliopsida / Rosidae / Fabales / Fabaceae / Leguminosae / Macroptilium (Benth.) Urb/ Macroptilium atropurpureum (Moc. & Sessé ex DC.) Urb.
| General Information |
| Usda Symbol | MAAT80 |
| Group | Dicot |
| Life Cycle | Perennial |
| Growth Habits | Forb/herbVine, |
| Native Locations | MAAT80 |
Plant Guide
Use a soil moisture meter to monitor the soil moisture where Purple Bushbean is planted.
Plant Traits
Growth Requirements
| Temperature, Minimum (°F) | 23 |
|---|
| 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 | Medium |
|---|
| Fertility Requirement | Medium |
|---|
| Fire Tolerance | None |
|---|
| Frost Free Days, Minimum | 365 |
|---|
| Hedge Tolerance | Low |
|---|
| Moisture Use | Low |
|---|
| pH, Maximum | 8.0 |
|---|
| pH, Minimum | 5.0 |
|---|
| Planting Density per Acre, Maxim | 1700 |
|---|
| Planting Density per Acre, Minim | 1200 |
|---|
| Precipitation, Maximum | 111 |
|---|
| Precipitation, Minimum | 15 |
|---|
| Root Depth, Minimum (inches) | 24 |
|---|
| Salinity Tolerance | Medium |
|---|
| Shade Tolerance | Intermediate |
|---|
Morphology/Physiology
| After Harvest Regrowth Rate | Moderate |
|---|
| Toxicity | None |
|---|
| Resprout Ability | No |
|---|
| Shape and Orientation | Climbing |
|---|
| Active Growth Period | Spring and Summer |
|---|
| Bloat | None |
|---|
| C:N Ratio | Medium |
|---|
| Coppice Potential | No |
|---|
| Fall Conspicuous | Yes |
|---|
| Fire Resistant | No |
|---|
| Flower Color | Purple |
|---|
| Flower Conspicuous | Yes |
|---|
| Foliage Color | Dark Green |
|---|
| Foliage Porosity Summer | Dense |
|---|
| Foliage Porosity Winter | Moderate |
|---|
| Fruit/Seed Color | Brown |
|---|
| Nitrogen Fixation | Medium |
|---|
| Low Growing Grass | No |
|---|
| Lifespan | Short |
|---|
| Leaf Retention | Yes |
|---|
| Known Allelopath | No |
|---|
| Height, Mature (feet) | 4.0 |
|---|
| Growth Rate | Rapid |
|---|
| Growth Form | Thicket Forming |
|---|
| Fruit/Seed Conspicuous | Yes |
|---|
| Foliage Texture | Fine |
|---|
Reproduction
| Vegetative Spread Rate | Slow |
|---|
| Small Grain | No |
|---|
| Seedling Vigor | High |
|---|
| Seed Spread Rate | Moderate |
|---|
| Fruit/Seed Period End | Year Round |
|---|
| Seed per Pound | 34019 |
|---|
| Propagated by Tubers | No |
|---|
| Propagated by Sprigs | No |
|---|
| Propagated by Sod | No |
|---|
| Propagated by Seed | No |
|---|
| Propagated by Corm | No |
|---|
| Propagated by Container | Yes |
|---|
| Propagated by Bulb | No |
|---|
| Propagated by Bare Root | No |
|---|
| Fruit/Seed Persistence | No |
|---|
| Fruit/Seed Period Begin | Year Round |
|---|
| Fruit/Seed Abundance | Low |
|---|
| Commercial Availability | Routinely Available |
|---|
| Bloom Period | Indeterminate |
|---|
| Propagated by Cuttings | Yes |
|---|
Suitability/Use
| Veneer Product | No |
|---|
| Pulpwood Product | No |
|---|
| Protein Potential | High |
|---|
| Post Product | No |
|---|
| Palatable Human | No |
|---|
| Palatable Graze Animal | High |
|---|
| Palatable Browse Animal | High |
|---|
| Nursery Stock Product | Yes |
|---|
| Naval Store Product | No |
|---|
| Lumber Product | No |
|---|
| Fodder Product | No |
|---|
| Christmas Tree Product | No |
|---|
| Berry/Nut/Seed Product | No |
|---|