Gairdner's Beardtongue

Scientific Name: Penstemon gairdneri Hook.

Classification: Plantae/ Tracheobionta / Spermatophyta / Magnoliophyta / Magnoliopsida / Asteridae / Scrophulariales / Scrophulariaceae / Penstemon Schmidel/ Penstemon gairdneri Hook.

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General Information
Usda SymbolPEGA
GroupDicot
Life CyclePerennial
Growth HabitsForb/herbSubshrub,
Native LocationsPEGA

Plant Guide

Use soil moisture sensors to measure the soil moisture of Gairdner's Beardtongue.

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 RequiredNo
Drought ToleranceHigh
Fertility RequirementLow
Fire ToleranceLow
Frost Free Days, Minimum140
Hedge ToleranceNone
Moisture UseLow
pH, Maximum8.0
pH, Minimum6.3
Precipitation, Maximum16
Precipitation, Minimum10
Root Depth, Minimum (inches)10
Salinity ToleranceNone
Shade ToleranceIntolerant


Morphology/Physiology

After Harvest Regrowth RateSlow
ToxicityNone
Shape and OrientationErect
Nitrogen FixationNone
Resprout AbilityNo
Active Growth PeriodSpring
BloatNone
C:N RatioMedium
Coppice PotentialNo
Fall ConspicuousNo
Fire ResistantNo
Flower ColorBlue
Flower ConspicuousYes
Foliage ColorGreen
Foliage Porosity SummerPorous
Foliage TextureMedium
Low Growing GrassNo
LifespanLong
Leaf RetentionNo
Known AllelopathNo
Height, Mature (feet)1.0
Growth RateModerate
Growth FormSingle Crown
Fruit/Seed ConspicuousNo
Fruit/Seed ColorBrown
Foliage Porosity WinterPorous


Reproduction

Vegetative Spread RateNone
Small GrainNo
Seedling VigorMedium
Fruit/Seed Period BeginSpring
Seed Spread RateSlow
Seed per Pound400000
Propagated by TubersNo
Propagated by SprigsNo
Propagated by SodNo
Propagated by SeedYes
Propagated by CormNo
Propagated by ContainerNo
Propagated by BulbNo
Propagated by Bare RootNo
Fruit/Seed PersistenceNo
Fruit/Seed Period EndSpring
Fruit/Seed AbundanceMedium
Commercial AvailabilityNo Known Source
Bloom PeriodLate Spring
Propagated by CuttingsNo


Suitability/Use

Veneer ProductNo
Pulpwood ProductNo
Post ProductNo
Palatable HumanNo
Nursery Stock ProductNo
Naval Store ProductNo
Lumber ProductNo
Fodder ProductNo
Christmas Tree ProductNo
Berry/Nut/Seed ProductNo
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