Botanic Garden >> Gardening > >> Question and Answer >> Plant Diseases

White Mold on Apricot Trunk and Black Spots on Fruit: Need Photos

Apricot with White Trunk Growth and Spotted Fruit

White trunk coating could be superficial mold or sign of decline. Black spots on fruit may be fungal (e.g., brown rot). Send clear photos of both for diagnosis. Check leaf density and bark condition.

Plant Diseases: Blue-Gray Growth on Tree Trunks: Lichens—Harmless, Indicate Light, Not Cause of Fruit Tree Decline; White Spots on Tulip Tree: Lichens or Scale—Harmless or Treatable; Spider Web-Like Cocoon on Live Oak: Need Photo for ID; Green Mold Spreading Across Citrus and Olive Trees: Identification and Treatment; Sooty Mold on Large Trees: Systemic Imidacloprid for Aphid Control; Redbud Leaf Yellowing: Powdery Mildew, Not "Leaf Mold"; Controlling Sooty Mold on Tulip Trees by Managing Aphids; Orange Jelly Fungus on Walnut: Golden Jelly Fungus (Tremella mesenterica); Black Mold on Young Tree: Aphids and Sooty Mold Fix; Environmentally Safe Mold Removal from Ficus Soil

Garden Articles

Magnolia Leaf Underside White Grains, Upper Side Blackening: Scale Insects + Sooty Mold—Wipe Test Confirms

Elm Tree Bark Peeling: Normal Exfoliation or Pruning Stress?

White Mold on Peach Trunk: Likely Superficial

Mulberry Tree Whitish Mold on Branches: Secondary on Dead Wood

Gall Rust on Pine: Identification, Pruning, and When to Call a Forester

Black Knot on Flowering Plum/Cherry: Prune and Spray

Saving an Apple Seedling from Powdery Mildew in San Diego's Warm Climate

Plants

Plum Tree Jelly Exudate: Borer Activity and Organic Needle Treatment

Diagnosing Bark Peeling and Leaf Loss in Birch Trees

Slow-Growing Tree with Burnt Leaves in Texas Hill Country

Ash Tree Green Trunk Coating: Lichen Identification and Tree Health

Lichen on Japanese Maple and New Trees: Harmless Epiphytes, No Treatment Needed

Ficus Follow-Up: Photo Submission Instructions

Saving an Heirloom Lemon Tree: Rooting a Large Cutting, Mold, and Recovery