Quercus phellosIndiana Native
Willow Oak

Quercus phellos - Overall Tree in Summer
 Family:
 Genus:
 Plant Type:
 Growth Forms:
 Hardiness:
 Deciduous / Evergreen:
 Flower Notes:
Brown (Not ornamentally important)
 Foliage Notes:
Green (Bright green in the spring, deepening to dark green in the summer); Yellow (Yellow to yellow-brown fall foliage)
 Stem Notes:
slender, smooth
 Fruit Notes:
Brown (Acorns (0.5" dia.) in fall)
 Ultimate Height:
60-80 feet
 Ultimate Spread:
30-40 feet
 Bloom Times:
 Fruiting Times:
 Light Requirements:
 Soil Water Requirements:
 Soil Notes:
Widely adapted to different soils
 Range:
Eastern United States
 Maintenance:
 Diagnostic Characteristics:
Leaves (5" long by 1" wide) are alternate, simple, entire, willow-like with a bristle-tip, dark lustrous green.
 Ecological Functions:
  Special Characteristics:
  • Backdrop 28
  • Naturalizing 106
  • Shade Tree 176
  • Specimen 612
  • Street Tree 138
  • Drought Tolerant 280
  • Pollution Tolerant 217
  • Wet Soil Tolerant 106
  • Fast Growth Rate 225
  • Notable Bark 165
  • Notable Texture 278
  • Indiana Native 162

    • Additional Information

    Somewhat tolerant of city conditions. Oak wilt and scales, and many other oak tree pests, though none considered very serious. Low maintenance, long-lived tree. Use Northern sources in Indiana.

    When Quercus phellos has been observed flowering or fruiting at Purdue University

    Flowering

    JanFebMarAprMayJunJulAugSepOctNovDec

    Fruiting

    JanFebMarAprMayJunJulAugSepOctNovDec

    8 Quercus phellos found

    = Heritage plant = Memorial plant
    Number Accession ID Location
    12021_00036*CFST
    22021_00035*FFST
    32021_00036*BFST
    42023_00052*ATERY
    52023_00076*APICK
    62023_00076*CSLAYTER
    72023_00076*DSLAYTER
    82024_00146*AFSTW

    Other plants like this Quercus phellos (Willow Oak)

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