Money Tree (Pachira) Root Rot: Overwatering Diagnosis and Fix

Two money trees bought together. One thrives (dry soil), one declines (wet soil, brown dropping leaves, few new leaves). Owner seeks help. Diagnosis: Classic Overwatering/Root Rot Money trees (Pachira aquatica) are semi

Gardenia Leaf Spots and Pale Foliage: Root Stress Diagnosis

Gardenia shows leaf spots (not spreading) and pale green leaves with dark veins. Expert identifies root stress—nutritional, water, or disease-related. Symptom Analysis Pale leaves with dark veins (interveinal chlorosis

Orange Tree Bark Peeling: Causes and Solutions

20+ year-old orange tree shows bark peeling on trunk and major limbs (not at ground level). No black fungus under bark; wood looks healthy. Owner considers wrapping trunk. Potential Causes 1. Sunburn (Sunscald) Common

Planting Tulip Poplar in Kansas: Aphid/Scale Risk Assessment

Kansas (zone 6a) gardener wants to plant tulip poplar (Liriodendron tulipifera) but concerns about aphids and tulip tree scale. Local sources report low incidence; expert answers confirm risk but note manageability. Pes

Growing Camellias Indoors on a Windy Balcony: Success Strategies

Apartment dweller in Singapore (near equator) wants to grow camellia on windy, shaded balcony. Concerns about heat tolerance and flowering. Camellia Basics Camellias (C. japonica, C. sasanqua) are native to East Asia (J

Will Freezing Temperatures Kill Scale Insects on Shrubs?

New homeowner in Burleson, TX asks if 80-100 hours of freezing temperatures will eliminate scale insects on shrubs. Short Answer: No Freezing temperatures generally do not kill scale insects. Most scale species overwint

Foxtail Palm Decline After Transplant: Frost Damage and Recovery

Six 10-foot foxtail palms planted 7 months ago in Southeast Queensland. Three died; three survive but show brownish leaves, no new growth. Photos show frond discoloration. Likely Cause: Transplant Shock + Cold Damage Pa

Saving a Dying Baby Phalaenopsis Orchid in Tropical Climate

A baby phalaenopsis brought from Singapore to Tanzania (hot/humid) declined rapidly in charcoal medium: leaves yellowed/dropped in 3 days, roots blackened. Daily watering and cooling (15-18°C nights) prompted some root g

Ficus (Rubber Tree) Leaf Drop: Solving the Watering Paradox

A Montreal ficus in an east window drops leaves chronically. Reducing watering causes leaf drop; increasing watering also causes leaf drop. Near a heating unit. Owner considers starting over from cuttings. The Core Prob

Peace Lily Root Rot: Diagnosis, Repotting, and Recovery

A peace lily with yellowing/browning leaves despite reduced watering. Photos show the plant. Expert advises checking roots for rot and repotting. Root Inspection: The Critical Step Gently remove plant from pot and exami

Peace Lily Yellowing: The Overwatering Myth and Proper Care

A 6-month-old peace lily shows persistent yellowing and browning leaves despite reduced watering, no fertilization, and indirect light. The owner waters only when leaves droop slightly. Key Misconception: Peace Lilies L

Loblolly Pine Holes: Yellow-Bellied Sapsucker Damage, Not Borers

Loblolly pines planted in 2009 show honeycomb-patterned holes with sap flow. The owner wonders if its a fungus or insect. Diagnosis: Sapsucker (Woodpecker) Damage The linear, evenly spaced holes in horizontal or vertica

Gardenia Decline: Scale Insects, Dieback, and Recovery Plan

A 15+ year-old gardenia bush shows dark brown, nest-like growths on trunks that brush off incompletely, progressive branch dieback, and yellowing leaves. The owner suspects nematodes. Diagnosis: Scale Insects or Borers,

Grapefruit Brown Rot and Dieback: Fungal Disease Management

A grapefruit tree suddenly produces fruit with large, leathery brown areas and increased fruit drop. Follow-up reveals scattered leaf spots and one dead branch with greenish-yellow spots on wood. Primary Diagnosis: Brow

Uneven Growth in Paired Pink Grapefruit Trees: Diagnosis and Recovery

Two 10+ year-old miniature pink grapefruit trees, pruned identically last spring, showed dramatically different responses: one flourished with new growth and fruit, while the other remained stagnant—no new branches, leav

Diagnosing Evergreen Needle Drop: What's Killing Your Bushes?

Two evergreen bushes in New Jersey have turned brown and lost needles, while nearby azaleas remain healthy. The owner seeks the cause and solution. Critical Information Needed for Diagnosis Evergreen decline has many po

Removing Lichen from Apple Trees: Safe Methods and Timing

An apple tree owner asks whether caustic soda (sodium hydroxide) can safely remove lichens and fungus, and whether winter or summer application is better. Understanding Lichen on Fruit Trees Lichens are symbiotic organi

Rust Disease on Green Onions: Identification and Control in Hawaii

Container-grown green onions in Hawaii developed small, dark orange, dusty bumps on leaves after heavy rains. The bumps remain when rubbed but release orange powder. The plants otherwise appear healthy. Confirming Rust

Lemon Tree Flower Drop: Why Baby Fruits Fall Off

A potted lemon tree gifted last June initially bore five large fruits but has produced none since. Despite abundant flowering, tiny fruitlets (half fingernail size) form and then drop off. The owner feeds and sprays the

Bitter Pit in Granny Smith Apples: Calcium Deficiency Solutions

A 12-year-old Granny Smith apple tree has developed black spots on approximately 20% of its fruit over the past two seasons. Standard fungicide treatments with sulfur and captan have failed to improve the condition. A co