Japanese Holly

Scientific Name: Ilex crenata Thunb.

Classification: Plantae/ Tracheobionta / Spermatophyta / Magnoliophyta / Magnoliopsida / Rosidae / Celastrales / Aquifoliaceae / Ilex L./ Ilex crenata Thunb.

Japanese Holly
General Information
Usda SymbolILCR2
Life CyclePerennial
Growth HabitsShrubTree,
Native LocationsILCR2

Plant Guide

Use a soil moisture meter to monitor the soil moisture where Japanese Holly is planted.

Plant Traits

Growth Requirements

Temperature, Minimum (°F)-13
Adapted to Coarse Textured SoilsYes
Adapted to Fine Textured SoilsNo
Adapted to Medium Textured SoilsYes
Anaerobic ToleranceNone
CaCO3 ToleranceNone
Cold Stratification RequiredYes
Drought ToleranceMedium
Fertility RequirementMedium
Fire ToleranceNone
Frost Free Days, Minimum160
Hedge ToleranceMedium
Moisture UseMedium
pH, Maximum5.5
pH, Minimum4.5
Planting Density per Acre, Maxim1800
Planting Density per Acre, Minim1100
Precipitation, Maximum55
Precipitation, Minimum35
Root Depth, Minimum (inches)10
Salinity ToleranceNone
Shade ToleranceTolerant


Resprout AbilityYes
Shape and OrientationDecumbent
Active Growth PeriodSpring and Summer
C:N RatioHigh
Coppice PotentialYes
Fall ConspicuousNo
Fire ResistantNo
Flower ColorYellow
Flower ConspicuousNo
Foliage ColorDark Green
Foliage Porosity SummerDense
Foliage Porosity WinterDense
Foliage TextureFine
Fruit/Seed ConspicuousYes
Nitrogen FixationNone
Low Growing GrassNo
Leaf RetentionYes
Known AllelopathNo
Height, Mature (feet)10.0
Height at 20 Years, Maximum (fee4
Growth RateSlow
Growth FormMultiple Stem
Fruit/Seed ColorBlack


Vegetative Spread RateNone
Small GrainNo
Seedling VigorLow
Fruit/Seed Period BeginSpring
Seed Spread RateNone
Seed per Pound29000
Propagated by TubersNo
Propagated by SprigsNo
Propagated by SodNo
Propagated by SeedNo
Propagated by CormNo
Propagated by ContainerYes
Propagated by BulbNo
Propagated by Bare RootYes
Fruit/Seed PersistenceNo
Fruit/Seed Period EndSummer
Fruit/Seed AbundanceMedium
Commercial AvailabilityRoutinely Available
Bloom PeriodMid Spring
Propagated by CuttingsYes


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

Japanese Holly

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