Quick Search Carrot Pests Posted byglobaladmin February 17, 2020February 21, 2020 Leave a comment on Quick Search Carrot Pests Credits: Biovision-Infonet Root-knot nematodes Root knot nematodes (Meloidogyne spp.): Note galling and deformation of carrot roots(c) University of Hawaii, www.ctahr.hawaii.edu/nelsons Cutworms Cutworm (Agrotis sp.) Early instars are about 7-12 mm long. Fully grown caterpillars are 35-50 mm long.(c) A.M. Varela, icipe African Armyworm African armyworm (Spodotera exempta). Mature caterpillars measure up to 4 cm.(c) University of Arkansas