Lilac Bacterial Blight: Prune and Spray Copper

Lilac: last years shoots turn black, no bud development. Two years ago only bottom bloomed; last year one bud; this year none. No leaf symptoms. Diagnosis: Bacterial Blight Buds/flowers infected before opening, turn blac

Snowball Bush Blooms Browning Early: Weather, Not Disease

Four snowball viburnums bloomed, but flowers browned within a month. Leaves healthy. Lots of rain, little sun. Likely Environmental Short bloom cycle from cool temps and heavy rain. No disease signs (bark damage, root in

Apple Tree Death Diagnosis and Fire Blight/Codling Moth Management for Home Orchard

Follow-Up: Professional Diagnosis Needed for Apple Tree Deaths Two 2-year-old apple trees (Winesap, Golden Delicious) died with split bark, discolored branches, no bud break. A 7-year-old Fuji thrives nearby. The grower

Sudden Death of Young Apple Trees: Freeze Damage, Borers, and Organic Management

Investigating the Death of Winesap and Golden Delicious Apple Trees Two 3-year-old apple trees (Winesap, Golden Delicious) died suddenly in Western NC while a 7-year-old Fuji thrives nearby. Symptoms: no spring bud break

Chinotto Orange Decline in Container: Root Rot Diagnosis and Recovery Steps

Second Chinotto Case: Diagnosing Root Problems in a Newly Potted Tree Another chinotto orange (Citrus myrtifolia) in a container showing leaf drop, yellowing, and flower drop after heavy rains in the SF Bay Area. The pat

The Egg Method for Plant Propagation: Myth vs. Science for Anthuriums and Plumerias

Debunking the Egg Method and Proper Anthurium Propagation The egg method has circulated as a propagation hack for plumerias and other plants, but its based on folklore, not plant science. For anthuriums, a completely dif

Crepe Myrtle Leaf Drop: Environmental Stress Rather Than Disease

Why Healthy-Looking Crepe Myrtles Suddenly Drop Green Leaves Your 20+ year old crepe myrtles in Dallas have clean, green foliage with no visible insects or disease, yet theyre dropping leaves. With no freeze last winter

Green Caterpillars on Hybrid Ash: Identifying Inchworms and Management Options

Small Green Worms Blowing from Ash Trees: Likely Spring Cankerworms If high winds brought a shower of ¾-inch green worms from your hybrid ash trees in Olathe, KS, youre likely seeing spring cankerworms (Paleacrita vernat

Borers in Young Live Oak: Identification and Treatment with Spinosad

Rows of Holes in Live Oak Trunk: Classic Borer Damage If your 3-year-old live oak (Quercus virginiana) has rows of small holes encircling the trunk but otherwise looks healthy and full of leaves, youre seeing the work of

Camellia Flower Blight: Managing the Fungal Disease That Ruins Blooms

Why Your Camellia Flowers Turn Brown and Drop Prematurely If your camellia blooms beautifully in March but the flowers quickly turn brown and fall—and even deadheading causes buds to drop—youre likely dealing with camell

Reviving a Struggling Potted Meyer Lemon: Nutrition, Water Quality, and Care

Diagnosing and Fixing Problems in Container Meyer Lemon Trees Meyer lemons (Citrus × meyeri) are popular container citrus, but they have specific needs that, when unmet, lead to leaf curling, tip browning, spotting, and

Italian Cypress Overwatering: Correcting Irrigation for Tree Recovery

Too Much Water: The Primary Cause of Italian Cypress Decline When Italian cypress trees show symptoms of interior drying, yellowing needles, drooping branches, and lower limb loss, the diagnosis is often straightforward:

Italian Cypress Decline in El Paso: Diagnosing Water Stress and Root Issues

Troubleshooting Italian Cypress Drying from the Inside Out Italian cypress (Cupressus sempervirens) is a staple of Southwestern landscapes, but these trees can suffer dramatically when cultural conditions arent right. If

Scale Infestation on Jade Plant: Identification and Treatment with Horticultural Oil

Saving Your Jade Plant from Scale Insects Jade plants (Crassula ovata) are tough, long-lived succulents, but theyre not immune to pests. If youre seeing tiny black specs on surfaces near your plant and the jade is droppi

Color Changes in Camellias: Understanding Graft Reversion

Why Your White Camellia Is Producing Pink Flowers Camellias are beloved for their exquisite blooms, but sometimes they surprise us with unexpected color variations. If your white camellia suddenly produces deep pink flow

Saving a Waterlogged Chinotto Orange Tree in a Container

Rescuing a Chinotto Orange from Root Rot Due to Excessive Rain Chinotto orange (Citrus myrtifolia) is a compact, ornamental citrus prized for its small, bitter fruit used in Italian beverages. When grown in containers, i

Catalpa Worms on Indian Bean Tree: Identification and Organic Control

Catalpa Worms: A Common Pest on Indian Bean Trees The Indian bean tree (Catalpa speciosa), also known as the catalpa or catawba, is a beloved ornamental tree prized for its large heart-shaped leaves and showy white flowe

Balsam Fir Needlecast: Safe to Replant Balsams After Removal

Four 23-year balsam firs cut down after progressive needlecast over 3 years. Arborist didnt sterilize tools. Want to replant balsams or switch to Fraser/Blue Spruce. Shady, wet, cloudy site in upstate NY. Advice Get acc

Transplanted Chindo Viburnum Wilting: Shock, Water Correctly

Two 6-ft, 2-year Chindo viburnums transplanted 3 days ago in Virginia spring; wilting despite watering. Transplant Shock Large plants = severe shock. Check soil moisture 1 inch down—dry = water more; damp = okay. Care W

Meyer Lemon Stripped of Leaves and Fruit: Need More Info

New 3-ft Meyer lemon full of fruit/blooms; something stripping limbs. No bugs seen. Expert Needs Details Stripping unclear: chewing damage? leaves falling? yellow/brown first? Recent move? Stress? Indoors/out? Fertility