Pests & Diseases
50 pests found
Tarnished Plant Bug
Lygus lineolaris
Brownish bug that feeds on many crops causing distorted fruits and flowers.
Thrips
Various (Thysanoptera)
Tiny slender insects that rasp leaf surfaces and feed on plant juices. Many species.
Tobacco Mosaic Virus
Tobacco mosaic virus (TMV)
Extremely stable and contagious virus. Spread by touch. Can persist on surfaces, tools, and in cigarettes for years.
Tomato Hornworm
Manduca quinquemaculata
Large green caterpillar with white V-shaped marks and a horn on the rear. Larvae of hawk moth.
Tomato Mosaic Virus
Tomato mosaic virus (ToMV)
Highly stable virus causing mottled leaves on tomatoes. Spread by contact, not insects. Survives on tools and in soil.
Tomato/Tobacco Hornworm
Manduca sexta
Very similar to M. quinquemaculata but with 7 diagonal white stripes and a red horn.
Verticillium Wilt
Verticillium dahliae
Soilborne fungus similar to Fusarium but thrives in cooler conditions. Very broad host range.
Voles
Microtus spp.
Small rodents that gnaw bark and eat roots, bulbs, and tubers. Travel in surface runways under mulch.
Whiteflies
Bemisia tabaci / Trialeurodes vaporariorum
Tiny white flying insects found on leaf undersides. Sap-suckers that excrete honeydew.
Wireworms
Various (Elateridae)
Click beetle larvae that bore into seeds, roots, and tubers. Persistent soil pest.