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Characteristics

Conservation Plant Characteristics

Juglans major (Torr.) A. Heller
Arizona walnut
JUMA

Summary
Duration PR Federal T/E Status
Growth Habit TR   National Wetland Indicator
Native Status L48 (N)      
 
Morphology/Physiology
Active Growth Period Spring and Summer   Fruit/Seed Conspicuous Yes
After Harvest Regrowth Rate   Growth Form Single Stem
Bloat None   Growth Rate Slow
C:N Ratio High   Height at Base Age, Maximum 20
Coppice Potential Yes   Height at Maturity 50.0
Fall Conspicuous Yes   Known Allelopath Yes
Fire Resistant No   Leaf Retention No
Flower Color Brown   Lifespan Long
Flower Conspicuous No   Low Growing Grass No
Foliage Color Yellow-Green   Nitrogen Fixation None
Foliage Porosity Summer Moderate   Resprout Ability Yes
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 7.0
Anaerobic Tolerance None   Planting Density Per Acre, Minimum 100
CaCO3 Tolerance Low   Planting Density Per Acre, Maximum 800
Cold Stratification Required Yes   Precipitation, Minimum 25
Drought Tolerance Medium   Precipitation, Maximum 80
Fertility Requirement Medium   Root Depth, Minimum 40
Fire Tolerance None   Salinity Tolerance None
Frost Free Days, Minimum 105   Shade Tolerance Intolerant
Hedge Tolerance None   Temperature, Minimum (°F) -33
 
Reproduction
Bloom Period Late Spring   Propagated By Cuttings Yes
Commercial Availability Contracting Only   Propagated By Seed Yes
Fruit/Seed Abundance Medium   Propagated By Sod No
Fruit/Seed Period Begin Fall   Propagated By Sprigs No
Fruit/Seed Period End Winter   Propagated By Tubers No
Fruit/Seed Persistence Yes   Seed Per Pound 90
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 Yes   Palatable Browse Animal Low
Christmas Tree Product No   Palatable Graze Animal Low
Fodder Product No   Palatable Human No
Fuelwood Product High   Post Product Yes
Lumber Product Yes   Protein Potential
Naval Store Product No   Pulpwood Product No
Nursery Stock Product Yes   Veneer Product Yes
 
 
Time Generated: 06/18/2019 01:02 PM CDT