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Characteristics

Conservation Plant Characteristics

Penstemon strictus Benth.
Rocky Mountain penstemon
PEST2

Summary
Duration PR Federal T/E Status
Growth Habit FB   National Wetland Indicator
Native Status L48 (N)      
 
Morphology/Physiology
Active Growth Period Spring and Summer   Fruit/Seed Conspicuous No
After Harvest Regrowth Rate Slow   Growth Form Stoloniferous
Bloat None   Growth Rate Moderate
C:N Ratio Medium   Height at Base Age, Maximum
Coppice Potential No   Height at Maturity 2.0
Fall Conspicuous Yes   Known Allelopath No
Fire Resistant No   Leaf Retention No
Flower Color Purple   Lifespan Moderate
Flower Conspicuous No   Low Growing Grass No
Foliage Color Green   Nitrogen Fixation None
Foliage Porosity Summer Porous   Resprout Ability No
Foliage Porosity Winter Porous   Shape and Orientation Erect
Foliage Texture Medium   Toxicity None
Fruit/Seed Color Brown      
 
Growth Requirements
Adapted To Coarse Textured Soils Yes   Moisture Use Low
Adapted To Medium Textured Soils No   pH, Minimum 6.0
Adapted To Fine Textured Soils No   pH, Maximum 8.0
Anaerobic Tolerance None   Planting Density Per Acre, Minimum
CaCO3 Tolerance Low   Planting Density Per Acre, Maximum
Cold Stratification Required No   Precipitation, Minimum 14
Drought Tolerance Medium   Precipitation, Maximum 26
Fertility Requirement Medium   Root Depth, Minimum 10
Fire Tolerance Medium   Salinity Tolerance None
Frost Free Days, Minimum 120   Shade Tolerance Intolerant
Hedge Tolerance None   Temperature, Minimum (°F) -33
 
Reproduction
Bloom Period Late Spring   Propagated By Cuttings No
Commercial Availability Routinely Available   Propagated By Seed Yes
Fruit/Seed Abundance Medium   Propagated By Sod No
Fruit/Seed Period Begin Spring   Propagated By Sprigs No
Fruit/Seed Period End Summer   Propagated By Tubers No
Fruit/Seed Persistence No   Seed Per Pound 489888
Propagated By Bare Root No   Seed Spread Rate Slow
Propagated By Bulbs No   Seedling Vigor Low
Propagated By Container No   Small Grain No
Propagated By Corms No   Vegetative Spread Rate Moderate
 
Suitibility/Use
Berry/Nut/Seed Product No   Palatable Browse Animal Medium
Christmas Tree Product No   Palatable Graze Animal Low
Fodder Product No   Palatable Human No
Fuelwood Product   Post Product No
Lumber Product No   Protein Potential Low
Naval Store Product No   Pulpwood Product No
Nursery Stock Product No   Veneer Product No
 

Penstemon strictus Benth.
Rocky Mountain penstemon
PEST2
Cultivar: Bandera

Summary
Duration PR Federal T/E Status
Growth Habit FB   National Wetland Indicator
Native Status L48 (N)      
 
Morphology/Physiology
Active Growth Period Spring and Summer   Fruit/Seed Conspicuous Yes
After Harvest Regrowth Rate Slow   Growth Form Bunch
Bloat None   Growth Rate Rapid
C:N Ratio Medium   Height at Base Age, Maximum
Coppice Potential No   Height at Maturity 2.5
Fall Conspicuous No   Known Allelopath No
Fire Resistant No   Leaf Retention No
Flower Color Red   Lifespan Long
Flower Conspicuous Yes   Low Growing Grass No
Foliage Color Green   Nitrogen Fixation None
Foliage Porosity Summer Moderate   Resprout Ability No
Foliage Porosity Winter Porous   Shape and Orientation Erect
Foliage Texture Coarse   Toxicity Slight
Fruit/Seed Color Brown      
 
Growth Requirements
Adapted To Coarse Textured Soils Yes   Moisture Use Medium
Adapted To Medium Textured Soils Yes   pH, Minimum 6.0
Adapted To Fine Textured Soils No   pH, Maximum 7.5
Anaerobic Tolerance None   Planting Density Per Acre, Minimum 2700
CaCO3 Tolerance Medium   Planting Density Per Acre, Maximum 19000
Cold Stratification Required No   Precipitation, Minimum 14
Drought Tolerance Medium   Precipitation, Maximum 24
Fertility Requirement Low   Root Depth, Minimum 14
Fire Tolerance Low   Salinity Tolerance None
Frost Free Days, Minimum 120   Shade Tolerance Intermediate
Hedge Tolerance None   Temperature, Minimum (°F) -33
 
Reproduction
Bloom Period Late Spring   Propagated By Cuttings No
Commercial Availability Routinely Available   Propagated By Seed Yes
Fruit/Seed Abundance Medium   Propagated By Sod No
Fruit/Seed Period Begin Spring   Propagated By Sprigs No
Fruit/Seed Period End Summer   Propagated By Tubers No
Fruit/Seed Persistence No   Seed Per Pound 286000
Propagated By Bare Root No   Seed Spread Rate Moderate
Propagated By Bulbs No   Seedling Vigor High
Propagated By Container No   Small Grain No
Propagated By Corms No   Vegetative Spread Rate None
 
Suitibility/Use
Berry/Nut/Seed Product No   Palatable Browse Animal Medium
Christmas Tree Product No   Palatable Graze Animal Medium
Fodder Product Yes   Palatable Human No
Fuelwood Product   Post Product No
Lumber Product No   Protein Potential Medium
Naval Store Product No   Pulpwood Product No
Nursery Stock Product Yes   Veneer Product No
 
 
Time Generated: 09/16/2019 08:18 PM CDT