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You are here: Home / Characteristics / Conservation Plant Characteristics for Asclepias speciosa Printer-Friendly Printer-Friendly / Download
Characteristics

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Conservation Plant Characteristics Data Definitions
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Conservation Plant Characteristics

Asclepias speciosa Torr.
showy milkweed
ASSP

Morphology/Physiology
Active Growth Period Spring and Summer
After Harvest Regrowth Rate Slow
Bloat None
C:N Ratio High
Coppice Potential No
Fall Conspicuous No
Fire Resistant No
Flower Color White
Flower Conspicuous Yes
Foliage Color Green
Foliage Porosity Summer Moderate
Foliage Porosity Winter Porous
Foliage Texture Coarse
Fruit/Seed Color Black
Fruit/Seed Conspicuous Yes
Growth Form Single Crown
Growth Rate Moderate
Height at 20 Years, Maximum (feet)
Height, Mature (feet) 6.0
Known Allelopath No
Leaf Retention No
Lifespan Long
Low Growing Grass No
Nitrogen Fixation None
Resprout Ability No
Shape and Orientation Erect
Toxicity Slight
Growth Requirements
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 Medium
Fire Tolerance High
Frost Free Days, Minimum 90
Hedge Tolerance None
Moisture Use Medium
pH, Minimum 5.0
pH, Maximum 7.0
Planting Density per Acre, Minimum 1200
Planting Density per Acre, Maximum 2700
Precipitation, Minimum 16
Precipitation, Maximum 30
Root Depth, Minimum (inches) 18
Salinity Tolerance None
Shade Tolerance Intolerant
Temperature, Minimum (°F) -33
Reproduction
Bloom Period Early Summer
Commercial Availability Routinely Available
Fruit/Seed Abundance High
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 Yes
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 72000
Seed Spread Rate Moderate
Seedling Vigor Medium
Small Grain No
Vegetative Spread Rate None
Suitability/Use
Berry/Nut/Seed Product No
Christmas Tree Product No
Fodder Product No
Fuelwood Product
Lumber Product No
Naval Store Product No
Nursery Stock Product Yes
Palatable Browse Animal
Palatable Graze Animal
Palatable Human No
Post Product No
Protein Potential
Pulpwood Product No
Veneer Product No
 
 
Time Generated: 07/24/2014 08:45 PM CDT