Jerusalem Artichoke

Scientific Name: Helianthus tuberosus L.


Classification: Plantae/ Tracheobionta / Spermatophyta / Magnoliophyta / Magnoliopsida / Asteridae / Asterales / Asteraceae / Compositae / Helianthus L./ Helianthus tuberosus L.

Jerusalem Artichoke
General Information
Usda SymbolHETU
GroupDicot
Life CyclePerennial
Growth HabitsForb/herb
Native LocationsHETU

Plant Guide

Use soil moisture sensors to measure the soil moisture of Jerusalem Artichoke.

Plant Traits

Growth Requirements

Temperature, Minimum (°F)-43
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 RequirementMedium
Fire ToleranceMedium
Frost Free Days, Minimum100
Hedge ToleranceNone
Moisture UseLow
pH, Maximum7.0
pH, Minimum4.0
Planting Density per Acre, Maxim10912
Planting Density per Acre, Minim4800
Precipitation, Maximum55
Precipitation, Minimum15
Root Depth, Minimum (inches)6
Salinity ToleranceLow
Shade ToleranceIntermediate


Morphology/Physiology

After Harvest Regrowth RateSlow
ToxicityNone
Resprout AbilityNo
Shape and OrientationErect
Active Growth PeriodSpring and Summer
BloatNone
Coppice PotentialNo
Fall ConspicuousYes
Fire ResistantNo
Flower ColorYellow
Flower ConspicuousYes
Foliage ColorYellow-Green
Foliage Porosity SummerDense
Foliage Porosity WinterPorous
Fruit/Seed ColorBrown
Nitrogen FixationNone
Low Growing GrassNo
LifespanModerate
Leaf RetentionNo
Known AllelopathNo
Height, Mature (feet)9.8
Growth RateRapid
Growth FormRhizomatous
Fruit/Seed ConspicuousNo
Foliage TextureCoarse


Reproduction

Vegetative Spread RateRapid
Small GrainNo
Seedling VigorMedium
Seed Spread RateModerate
Fruit/Seed Period EndFall
Seed per Pound75666
Propagated by TubersYes
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 BeginSummer
Fruit/Seed AbundanceMedium
Commercial AvailabilityRoutinely Available
Bloom PeriodLate Summer
Propagated by CuttingsNo


Suitability/Use

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

Jerusalem Artichoke

Jerusalem Artichoke

Jerusalem Artichoke

Jerusalem Artichoke

Jerusalem Artichoke

Jerusalem Artichoke

Jerusalem Artichoke

Jerusalem Artichoke

Jerusalem Artichoke

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