HELP!
A "Layman's Guide" to Figuring Out What's Wrong with your
Tree or Shrub

LEAVES

Why are the leaves turning brown on my White Birch? Birch Leafminer, Bronze Birch Borer

My Crabapple leaves are discolored and dropping; it's only summer and the tree is almost defoliated! Apple Scab

Why do the leaflets on my Honeylocust look curled and sparse? Honeylocust Plant Bug

What are these nests in my Crabapple or Cherry? Eastern Tent Caterpillar, Fall Webworm

My Azaleas' leaves are pale in color (bronze to almost off white) and have "tar spots" on the undersides of the leaves. Azalea Lace Bug

My Maple leaves have "red pimples". Is this serious? Maple Bladder Gall

Every year, around Memorial Day, hundreds of leaves fall off of my Sugar Maple. Why? Maple Petiole Borer

How can I tell if I have Gypsy Moths? Gypsy Moth

Something is eating my Rhododendron leaves, but I never see an insect. What's causing this? Black Vine Weevil