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The American Holly: Delaware’s Official State Tree (And Other Fun Facts)

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1939

Year the American holly was designated the official state tree

166

Height in feet of the state’s tallest tree, a tulip poplar at Winterthur Museum, Garden and Library

106

The spread in feet of the state’s largest tree, a zelkova located in Greenville

89

Height in feet of the state’s largest scrub pine (Sussex County)

560

Age in years of the state’s oldest tree, a bald cypress

16

Certified Tree City USA communities in Delaware

41

Invasive tree species in Delaware

30

Percent of land in Delaware covered by forest