Quercus ilex

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Holly Oak, Holm Oak

 
Plant photo of: Quercus ilex
Information by: Jerry Sortomme        Photographer: Normans/Steve Jacobs

 

Description

This evergreen oak has a moderate growth rate to 30'-60' tall and as wide. The leaves are variable in size and either toothed or smooth-edged, resembling a holly. It has a rich, dark green leaf color. Acorns are a source of food for wildlife. Yellow flowers appear in the spring. This oak prefers full sun and is drought tolerant after it's established. It tolerates coastal conditions and can be used as a windbreak.

 

  • Anatomy

  • Sun/Water

  • Design

Plant Type

Tree

 

Height Range

25-40', 40-60'

 

Flower Color

Yellow

 

Flower Season

Spring

 

Leaf Color

Dark Green

 

Bark Color

Grey

 

Fruit Color

Brown

 

Fruit Season

Constant

Sun

Full

 

Water

Very Low

 

Growth Rate

Moderate

 

Soil Type

Clay, Loam, Rocky

 

Soil Condition

Average, Well-drained

 

Soil pH

Neutral

 

Adverse Factors

n/a

Design Styles

Mediterranean, Ranch, Seascape, Spanish, Woodland

 

Accenting Features

Specimen, Standard

 

Seasonal Interest

Winter, Spring, Summer, Fall

 

Location Uses

Background, Park

 

Special Uses

Wind Break, Shade Tree, Naturalizing

 

Attracts Wildlife

Wildlife

Water Saving Tip:

Check your irrigation controller once a month, and adjust as necessary.

Most plants require only one-third as much water in winter as they do in summer.