Bulbs
Insects
Diseases
Flowers
Diseases
Diseases
Diseases
Conifers (A to L)
Conifers (M to Z)
Diseases
- Pine: Armillaria root rot
- Pine: Dwarf mistletoe
- Pine: Elytroderma needle cast
- Pine: Lophodermella needle cast
- Pine: Lophodermium needle cast
- Pine: Phytophthora root rot
- Pine: Western gall rust
- Pine: White pine blister rust
Insects
- Pine: Coneworms
- Pine: Eriophyid mites
- Pine: European pine shoot moth
- Pine: Mountain pine beetle
- Pine: Pandora moth
- Pine: Pine aphid
- Pine: Pine bark adelgid
- Pine: Pine butterfly
- Pine: Pine needle scale
- Pine: Pine needle sheathminer (Pine sheath miner)
- Pine: Sequoia pitch moth
- Pine: Spider mites
- Pine: White pine weevil
Diseases
Insects
Diseases
Diseases
- True Fir: Annosus root rot
- True Fir: Armillaria root rot
- True Fir: Current-season needle necrosis
- True Fir: Flowers
- True Fir: Grovesiella canker
- True Fir: Interior needle blight
- True Fir: Needle casts
- True Fir: Phytophthora root rot
- True Fir: Rust (Pucciniastrum)
- True Fir: Rust (Uredinopsis)
Insects
Ornamental Trees (A to L)
Diseases
Ornamental Trees (M to Z)
Diseases
Insects
Diseases
- Ornamental Cherry: Armillaria root rot
- Ornamental Cherry: Bacterial canker
- Ornamental Cherry: Brown rot
- Ornamental Cherry: Coryneum blight (Shothole)
- Ornamental Cherry: Leaf spot
- Ornamental Cherry: Virus diseases
Insects
- Ornamental Cherry: Aphids
- Ornamental Cherry: Apple-and-thorn skeletonizer
- Ornamental Cherry: Cherry bark tortrix
- Ornamental Cherry: Pear slug
- Ornamental Cherry: Redhumped caterpillar
- Ornamental Cherry: Scales
- Ornamental Cherry: Shothole borer
- Ornamental Cherry: Spider mites
- Ornamental Cherry: Tent caterpillars
Shrubs
Diseases
- Azalea: Cylindrocladium blight & root rot
- Azalea: Botrytis petal blight
- Azalea: Leaf and flower gall
- Azalea: Leaf spot
- Azalea: Lime-induced chlorosis
- Azalea: Marginal leaf necrosis
- Azalea: Nematode (stunt)
- Azalea: Ovulinia petal blight
- Azalea: Powdery mildew
- Azalea: Root rot (Phytophthora)
Insects
Diseases
- Fuchsia: Black root rot Fuchsia: Black root rot categories: Fuchsia Fuchsia Diseases Ornamentals Shrubs revision date: 2022-12-02 12:00 Fuchsia black root rotPhoto by: L.J. du Toit Biology Black root rot is caused by a widely distributed fungal root pathogen. Untreated or mismanaged field soil can be the source of the fungus. Spores can be found in commercial peat moss. […]
- Fuchsia: Rust Fuchsia: Rust categories: Fuchsia Fuchsia Diseases Ornamentals Shrubs revision date: 2022-12-02 12:00 Fuchsia rust causing blotches on upper and lower leaf surfacesPhoto by: R.S. Byther Biology Fuchsia rust is caused by a fungus. It also affects fireweed and true firs. It produces yellowish spores on fir needles. Spores produced on firs then infect fuchsia. Older […]
Insects
- Fuchsia: Fuchsia gall mite Fuchsia: Fuchsia gall mite categories: Fuchsia Fuchsia Insects Ornamentals Shrubs revision date: 2022-12-02 12:00 Fuchsia mite damagePhoto by: L.J. du Toit Biology The fuchsia gall mite is a tiny eriophyid mite which infests shoot tips, young leaves, and flower buds. Damage appears as distortion, twisting, blistering, or swelling. Tissues may become thickened and form irregular, […]
More Shrubs
Diseases
Diseases
Diseases
- Rhododendron: Armillaria root rot
- Rhododendron: Botrytis shoot blight
- Rhododendron: Gray blight
- Rhododendron: Leaf spot
- Rhododendron: Lime-induced chlorosis
- Rhododendron: Marginal leaf necrosis
- Rhododendron: Physiological leaf spot
- Rhododendron: Phytophthora blight
- Rhododendron: Phytophthora root rot
- Rhododendron: Powdery mildew
- Rhododendron: Ramorum leaf and shoot blight (Sudden oak death)
- Rhododendron: Rust
- Rhododendron: Salt injury
- Rhododendron: Sunburn
- Rhododendron: Tissue proliferation