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Characteristics

Conservation Plant Characteristics

Hypericum cistifolium Lam.
roundpod St. Johnswort
HYCI

Summary
Duration PR Federal T/E Status
Growth Habit SH, FB, SS   National Wetland Indicator
Native Status L48 (N)      
 
Morphology/Physiology
Active Growth Period Summer   Fruit/Seed Conspicuous No
After Harvest Regrowth Rate   Growth Form Stoloniferous
Bloat None   Growth Rate Moderate
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 Yellow   Lifespan Moderate
Flower Conspicuous Yes   Low Growing Grass No
Foliage Color Green   Nitrogen Fixation None
Foliage Porosity Summer Moderate   Resprout Ability Yes
Foliage Porosity Winter Porous   Shape and Orientation Semi-Erect
Foliage Texture Coarse   Toxicity None
Fruit/Seed Color Brown      
 
Growth Requirements
Adapted To Coarse Textured Soils Yes   Moisture Use Medium
Adapted To Medium Textured Soils Yes   pH, Minimum 4.6
Adapted To Fine Textured Soils No   pH, Maximum 7.0
Anaerobic Tolerance None   Planting Density Per Acre, Minimum 2700
CaCO3 Tolerance Low   Planting Density Per Acre, Maximum 10000
Cold Stratification Required Yes   Precipitation, Minimum 32
Drought Tolerance Medium   Precipitation, Maximum 55
Fertility Requirement Low   Root Depth, Minimum 9
Fire Tolerance Medium   Salinity Tolerance None
Frost Free Days, Minimum 160   Shade Tolerance Intolerant
Hedge Tolerance None   Temperature, Minimum (°F) -33
 
Reproduction
Bloom Period Early Summer   Propagated By Cuttings No
Commercial Availability No Known Source   Propagated By Seed No
Fruit/Seed Abundance Medium   Propagated By Sod No
Fruit/Seed Period Begin Summer   Propagated By Sprigs No
Fruit/Seed Period End Summer   Propagated By Tubers No
Fruit/Seed Persistence No   Seed Per Pound
Propagated By Bare Root Yes   Seed Spread Rate Slow
Propagated By Bulbs No   Seedling Vigor Medium
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
Christmas Tree Product No   Palatable Graze Animal
Fodder Product No   Palatable Human No
Fuelwood Product   Post Product No
Lumber Product No   Protein Potential
Naval Store Product No   Pulpwood Product No
Nursery Stock Product No   Veneer Product No
 
 
Time Generated: 02/21/2020 10:04 AM CST