Quercus nigra from Elizabeth, SC

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This unpleasant weed is growing in an untended part of my yard, near the back fence mostly shade. Is this poison oak?

Hi Elizabeth,

no need to worry.  This is a seedling of the common water oak, Quercus nigra, with insect galls on it, an oak gall.


Steve Hill, Ph.D. Botanist, SCNPS

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