Torrey's Jointfir

Scientific Name: Ephedra torreyana S. Watson

Classification: Plantae/ Tracheobionta / Spermatophyta / Gnetophyta / Gnetopsida / / Ephedrales / Ephedraceae / Ephedra L./ Ephedra torreyana S. Watson

Torrey's Jointfir
General Information
Usda SymbolEPTO
GroupGymnosperm
Life CyclePerennial
Growth HabitsShrubSubshrub,
Native LocationsEPTO

Plant Guide

Use soil moisture sensors to measure the soil moisture of Torrey's Jointfir.

Plant Traits

Growth Requirements

Temperature, Minimum (°F)-28
Adapted to Coarse Textured SoilsYes
Adapted to Fine Textured SoilsNo
Adapted to Medium Textured SoilsYes
Anaerobic ToleranceNone
CaCO3 ToleranceMedium
Cold Stratification RequiredYes
Drought ToleranceHigh
Fertility RequirementLow
Fire ToleranceMedium
Frost Free Days, Minimum120
Hedge ToleranceNone
Moisture UseLow
pH, Maximum9.5
pH, Minimum6.5
Planting Density per Acre, Maxim2700
Planting Density per Acre, Minim1200
Precipitation, Maximum14
Precipitation, Minimum8
Root Depth, Minimum (inches)24
Salinity ToleranceHigh
Shade ToleranceIntolerant


Morphology/Physiology

BloatNone
ToxicityNone
Resprout AbilityYes
Shape and OrientationErect
Active Growth PeriodSpring
C:N RatioMedium
Coppice PotentialYes
Fall ConspicuousNo
Fire ResistantNo
Flower ColorWhite
Flower ConspicuousNo
Foliage ColorGreen
Foliage Porosity SummerPorous
Foliage Porosity WinterPorous
Foliage TextureCoarse
Fruit/Seed ConspicuousNo
Nitrogen FixationNone
Low Growing GrassNo
LifespanLong
Leaf RetentionYes
Known AllelopathNo
Height, Mature (feet)1.0
Height at 20 Years, Maximum (fee1
Growth RateSlow
Growth FormSingle Crown
Fruit/Seed ColorBrown


Reproduction

Vegetative Spread RateNone
Small GrainNo
Seedling VigorLow
Seed Spread RateSlow
Fruit/Seed Period EndSpring
Propagated by TubersNo
Propagated by SprigsNo
Propagated by SodNo
Propagated by SeedYes
Propagated by CuttingsYes
Propagated by ContainerYes
Propagated by BulbNo
Propagated by Bare RootYes
Fruit/Seed PersistenceNo
Fruit/Seed Period BeginSpring
Fruit/Seed AbundanceLow
Commercial AvailabilityNo Known Source
Bloom PeriodEarly Spring
Propagated by CormNo


Suitability/Use

Veneer ProductNo
Pulpwood ProductNo
Protein PotentialLow
Post ProductNo
Palatable HumanYes
Palatable Graze AnimalLow
Palatable Browse AnimalLow
Nursery Stock ProductNo
Naval Store ProductNo
Lumber ProductNo
Fodder ProductYes
Christmas Tree ProductNo
Berry/Nut/Seed ProductNo

Torrey's Jointfir

Torrey's Jointfir

Torrey's Jointfir

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