The Perks of Poison Ivy? - Friends of Wissahickon Friends of Wissahickon

#8220;Leaves of three, let them be.” While poison ivy isn’t the only three-leaved plant out there – box elder, blackberries, and raspberries are all often confused with it – it’s […]

Friends of the Wissahickon

Friends of the Wissahickon (@FOWissahickon) / X

Friends of the Wissahickon

Some poison ivy wrap around . 🖤

Ancient Rocks & Old Trees Along - Friends of Smedley Park

FOW Marks 100 Years of Conservation of Wissahickon Valley Park

Wissahickon's study pits man against Angora goats - WHYY

Taming invasive vines helps to save wooded areas

Friends of Saylor Grove – A nonprofit Environmental Conservation

Friends of the Wissahickon

Poison Ivy Friends - Comic Vine

Wissahickon Environmental Center inspires children, adults and

Friends of the Wissahickon

Wissahickon's study pits man against Angora goats - WHYY

In Praise of Poison Ivy: The Secret Virtues, Astonishing History