Willow Oak 4″Quercus phellos Height Width Root Ball Weight Available 18-20' 8-10' 44 1600# Now SKU: QP-4 Categories: ST, Quercus phellos ATTENTION LANDSCAPE PROFESSIONALS: Register with Hunter Trees for 24/7 online access to our pricing & availability and our integrated quote system! Register Related products Willow Oak 5″ Willow Oak 5.5″ Willow Oak 6” Willow Oak 3.5″