Can a Lilac Grow Near a Walnut Tree?
Black and Persian walnuts release the chemical juglone into the surrounding soil as a defense against insects and fungi. Lilacs planted near them--or several other walnut family trees--may develop walnut wilt or stunted growth in response to the juglone.
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About this Author
A freelance writer, Judy Wolfe has owned Prose for the Pros, a freelance writing business, since 2006. She's been an inveterate traveler since 1961 and draws on her travel experiences to provide articles for such websites as Chincoteague Island Vacations and Berlin Dude. Wolfe holds a Bachelor of Arts in literature from California State University at Pomona.