Ilex – Sky Box™ – Japanese Holly – Ilex crenata

Garden Height
48 - 60
36 - 48
24 - 36
Container Role
Flower Size
Flower Colors
Light Level
Part Sun to Sun, Sun
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Fall Interest

Winter Interest

Foliage Interest

Salt Tolerant

Maintenance Notes

According to the Humane Society of America Ilex berries can be toxic to pets. This is means that the plants are generally identified as having the capability for producing a toxic reaction.

Tolerant of a wide range of growing conditions including urban pollution. Prefers moist soils with good drainage. Adaptable to most soil pH levels, thugh chlorosis (leaf yellowing) may occur in alkaline soils. This can be prevented or treated by fertilizing twice a year in early spring and again in early summer. Maintains a columnar shape without pruning. If pruning is necessary shear in early to mid-summer. Moderate water, drought resistant once established. Evergreen -slower grower. Fertilize in early spring by applying a slow release fertilizer specialized for evergreens. Follow the label for recommended rate of application.

Uses Notes

Groupings, masses, perennials or shrub borders, specimen, screens, hedges or containers. This is an elegant formal evergreen for entryways.

Maintenance Category Easy

Water Category Average

Bloom Time

Flower Form Container, Landscape

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