Quercus ilex
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Quercus ilex

holly oak

  Family FAGACEAE 
  Genus Quercus 

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Identification
Genus  Quercus Species  ilex Variety  Cultivar  Common names  holly oak Family  FAGACEAE Specimen number  S13946 Data source  Allergy p264;HtZn p161
 
Life cycle
Life form  Terrestrial Life cycle  Woody perennial Life span  5 - 20 years Annual cycle  Depends on climate Stature  Tree Growth form  Various Growth habit  Not applicable Overall height  40' - 80' Overall spread   
 
Climate
Sunshine  Full sun Water  Well drained Optimal soil texture  Various Acceptable soil pH  Neutral USDA hardiness  USDA zones 04a-08b AHS heat zones  Heat zones 09-02 Sunset climate zones  Not classified
 
Garden
Suitable for gardens  yes Nursery  Unknown Compost  no Size at acquisition  Unknown Garden location  Unknown Garden notes  Among other uses, this plant is suitable for use in areas with seaside conditions. Quercus ilex can survive very cold winters with annual averages as low as -30 Fahrenheit. It needs a bit of a cold spell with temperatures below 15 Fahrenheit to do its best. Holly oak needs summer days with high heat. This plant likes full sun. It does well in well drained soils.
 
Special qualities
Tolerates drought  no Tolerates high humidity  no Tolerates seaside conditions  no Insect resistant  no Disease resistant  no Deer resistant  no Best uses  Seaside conditions Symbiosis  Attracts butterflies  no Attracts hummingbirds  no Autumn foliage  no Colorful berries  no Desirable qualities    Other interest    Other interest color  Other interest period   
 
Adverse factors
Common pests  Poisonous parts  Poisonous indications  Internal poison  no Dermatologic poison  no Livestock poison  no Mechanical injury  no Hay fever pollen  Light Hay fever season  Mar 01 - May 31 Adverse qualities   
 
Herbal medicine
Medicinal properties  Medicinal parts  Has medicinal uses  no Do not self-administer  no Do no use if pregnant  no Legally restricted  no Toxicity precautions  Medicinal notes  Although this plant is freely wind-pollinated, it shouldn't pose too much difficulty to the hay fever susceptible. March to May is the usual season for causing hay-fever problems.
 
Traditional uses
Parts used  Traditional uses  Contemporary uses  Fragrance  Fragrance parts  Fragrance intensity    Fragrance category    Dye parts  Dye color 
 
Cultivation
Propagule  Various Pollination method    Planting style    Crop spacing    Row spacing    Cold frame  Planting period    Harvesting period    Frost tolerance    Heat requirement    Fertilizer  Typical Time to harvest 
 
Nutrition
Is edible  no Culinary uses  Nutritional value  Edible parts  Description of edible parts Flavor / texture 
 
Horticulture
Horticulture notes  Quercus ilex is a cultivated ornamental.
 
Herbarium
Tag needs printing  no Collection notes  Quercus ilex is a woody perennial.

Page 3971 of 4998

Last reviewed November 01, 2004   

 

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