Apple
🔴 Diseased
Apple Scab
Apple scab is a severe disease of apple trees caused by the fungus Venturia inaequalis. It infects leaves, buds, and fruit, resulting in significant yield loss and fruit blemishes.
Apple
🔴 Diseased
Black Rot
Black rot is a fungal disease caused by Botryosphaeria obtusa. It affects apple leaves, bark, and fruit, causing frog-eye leaf spots, cankers on branches, and rotting fruit.
Apple
🔴 Diseased
Cedar Apple Rust
Cedar apple rust is a fungal disease caused by Gymnosporangium juniperi-virginianae. It requires both apple trees and eastern red cedar/juniper trees to complete its life cycle.
Apple
🟢 Healthy
Healthy
The apple tree leaf is clean and free of spots, lesions, or fungal structures.
Blueberry
🟢 Healthy
Healthy
The blueberry leaf appears healthy, with a smooth surface and good coloration.
Cherry
🔴 Diseased
Powdery Mildew
Powdery mildew is a fungal disease caused by Podosphaera clandestina. It affects young leaves and twigs of sour and sweet cherry trees, reducing growth and fruit quality.
Cherry
🟢 Healthy
Healthy
The cherry leaf is dark green, shiny, and fully developed without fungal growth.
Corn
🔴 Diseased
Gray Leaf Spot
Gray leaf spot is a devastating fungal disease of corn caused by Cercospora zeae-maydis. It is highly prevalent in warm, humid regions and can cause severe defoliation.
Corn
🔴 Diseased
Common Rust
Common rust is caused by the fungus Puccinia sorghi. It is favored by cool, moist conditions and spreads rapidly via airborne spores.
Corn
🔴 Diseased
Northern Corn Leaf Blight
Northern Corn Leaf Blight is a fungal disease caused by Exserohilum turcicum. It occurs during cool, wet seasons and can lead to significant yield losses.
Corn
🟢 Healthy
Healthy
The corn leaf is broad, robust, and clean of lesions or rust pustules.
Grape
🔴 Diseased
Grape Black Rot
Grape black rot is caused by the fungus Guignardia bidwellii. It is a highly destructive disease that attacks all green parts of the vine under warm, humid conditions.
Grape
🔴 Diseased
Esca (Black Measles)
Esca is a complex wood-rot disease caused by a combination of fungi, including Phaeomoniella chlamydospora. It affects the vine's vascular system, leading to foliage and berry damage.
Grape
🔴 Diseased
Grape Leaf Blight
Grape leaf blight, caused by the fungus Pseudocercospora vitis, typically develops on older leaves later in the growing season.
Grape
🟢 Healthy
Healthy
The grape leaf is vibrant green, showing no spots, wilt, or tiger-striping.
Orange
🔴 Diseased
Citrus Greening (HLB)
Citrus Greening, also known as Huanglongbing (HLB), is caused by the bacterium Candidatus Liberibacter asiaticus. It is transmitted by the Asian citrus psyllid insect and has devastated orange groves worldwide.
Peach
🔴 Diseased
Bacterial Spot
Bacterial spot is caused by Xanthomonas arboricola pv. pruni. It affects peaches, nectarines, and plums, causing leaf drop, twig cankers, and fruit blemishes.
Peach
🟢 Healthy
Healthy
The peach leaf is elongated, smooth, and vibrant without bacterial spots or shot-holes.
Pepper, bell
🔴 Diseased
Bacterial Spot
Bacterial spot in bell peppers is caused by Xanthomonas campestris pv. vesicatoria. It thrives in warm, wet conditions and can cause serious defoliation and fruit damage.
Pepper, bell
🟢 Healthy
Healthy
The bell pepper leaf is broad, dark green, and free of spots or wilt.
Potato
🔴 Diseased
Potato Early Blight
Early blight is caused by the fungus Alternaria solani. It affects leaves, stems, and tubers, typically targeting older leaves first.
Potato
🔴 Diseased
Potato Late Blight
Late blight, caused by the oomycete Phytophthora infestans, is a highly destructive disease responsible for the Irish Potato Famine. It can destroy whole fields in days.
Potato
🟢 Healthy
Healthy
The potato leaf is lush, green, and shows no dark spots or water-soaked lesions.
Raspberry
🟢 Healthy
Healthy
The raspberry leaf is green and textured, without rust or leaf spots.
Soybean
🟢 Healthy
Healthy
The soybean leaf is trifoliate, light to dark green, and free from rust, mildew, or mosaic viruses.
Squash
🔴 Diseased
Squash Powdery Mildew
Powdery mildew in squash is caused by Podosphaera xanthii. It is a common fungal disease that thrives in warm, dry weather with high relative humidity.
Strawberry
🔴 Diseased
Leaf Scorch
Leaf scorch is caused by the fungus Diplocarpon earlianum. It infects strawberry leaves, runners, and fruit stalks, lowering plant vigor.
Strawberry
🟢 Healthy
Healthy
The strawberry leaf is trifoliate, glossy dark green, and free of purplish spots or brown edges.
Tomato
🔴 Diseased
Tomato Bacterial Spot
Bacterial spot is caused by Xanthomonas species. It is a highly contagious disease affecting tomato leaves, stems, and fruit, resulting in defoliation and scarred fruit.
Tomato
🔴 Diseased
Tomato Early Blight
Early blight is caused by the fungus Alternaria solani. It affects leaves, stems, and fruit, initiating on older, lower foliage and moving upward.
Tomato
🔴 Diseased
Tomato Late Blight
Late blight is a highly destructive disease caused by the oomycete Phytophthora infestans. It thrives in cool, wet weather and can wipe out tomato plants in days.
Tomato
🔴 Diseased
Tomato Leaf Mold
Leaf mold is caused by the fungus Passalora fulva. It is primarily a disease of greenhouse tomatoes, thriving in high humidity and warm temperatures.
Tomato
🔴 Diseased
Tomato Septoria Leaf Spot
Septoria leaf spot is caused by the fungus Septoria lycopersici. It is one of the most common foliar diseases of tomatoes, initiating on the lowest leaves.
Tomato
🔴 Diseased
Two-Spotted Spider Mite
Spider mites are tiny arachnids (Tetranychus urticae) that suck sap from tomato leaves, causing severe stress and defoliation under hot, dry conditions.
Tomato
🔴 Diseased
Tomato Target Spot
Target spot is a fungal disease caused by Corynespora cassiicola. It affects tomato leaves, stems, and fruit, thriving in warm, wet conditions.
Tomato
🔴 Diseased
Tomato Yellow Leaf Curl Virus
TYLCV is a devastating virus transmitted by silverleaf whiteflies. It severely stunts tomato growth and stops fruit production.
Tomato
🔴 Diseased
Tomato Mosaic Virus
ToMV is a highly stable plant virus that is easily transmitted through seed, mechanical handling, and contaminated tools.
Tomato
🟢 Healthy
Healthy
The tomato leaf is clean, flat, and green with no mottling or fungal lesions.
