Botanic Garden >> Gardening > >> Question and Answer >> Plant Species >> Trees

Identifying and Treating Eucalyptus Rust in Spain

Eucalyptus Rust (Puccinia psidii): A Serious Fungal Disease

Red spots on leaves indicate eucalyptus rust. Spores spread via wind, contaminated material. Fungicides: mancozeb (protectant) applied 10 days pre-infection; lime-sulfur (dilute) during outbreaks. Strengthen quarantine; remove infected material. Disease threatens Myrtaceae globally.

Trees: Balsam Fir Needlecast: Safe to Replant Balsams After Removal; Why Newly Planted Evergreens Turn Brown in Summer Heat; Aphids on Aspen: Honeydew, Sooty Mold, and Organic Management; Leaf Galls on Walnut and Oak: Harmless Insect Architecture; Replacing Willows with Crepe Myrtles: Choose Aphid-Resistant Varieties; Mimosa Webworms and Wilt: Organic Control Options; Rust-Colored Gravel and Cedar Needles: Fertilizer or Irrigation Overspray?; Orange Jelly-Like Growths on Thuja: Cedar-Quince Rust; Maple Tree Decline: Moss, Bark Loss, and Mushrooms Signal Aging, Not Just Disease; Rust Disease on Chemical-Free Lawn: Let It Run Its Course

Garden Articles

Apple Tree Yellowing and Fruit Drop: Multiple Possible Causes

White Pine Thinning & Tip Browning: Tip Moth, Weevil, or Roots?

Powdery Mildew on Potted Cherry Seedlings: Indoor Fungus Control

Blue Spruce Decline: Need Photos to Diagnose

Post-Drought Tree Decline in Georgia: Oaks and Dogwoods Can Recover

Saving Colorado Blue Spruce Trees from Rhizosphaera Needle Cast

Aphid Honeydew on Silver Birch: Autumn Diagnosis and Spring Management

Plants

Carpenter Ants in Oak Trees: Decay Is the Real Problem

Cedar-Apple Rust on Apple and Peach Trees

Cedar-Apple Rust on Junipers: Identification and Management

Chestnut Tree Diseases: Blight, Root Rot, Leaf Issues, and Prevention

Zoysia Rust: Fertilize and Mow Frequently

Oxalis Rust: Managing the Orange Spots on Your Shamrock Plant

Pecan Scab: Why Homeowners Can't Easily Control It