Choristoneura rosaceana, the oblique banded leaf roller or rosaceous leaf roller, is a moth of the family Tortricidae. It is native to North America, but has been accidentally introduced into other parts of the world.
The wingspan is about 25 mm."Species Details - Choristoneura rosaceana, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-5273/9-48386. Accessed 12 Jan. 2025. The forewing length is 7.5–11 mm for males and 11.5–14 mm for females.Gilligan, T. M. & M. E. Epstein. 2012. TortAI, Tortricids of Agricultural Importance to the United States (Lepidoptera: Tortricidae). Identification Technology Program (ITP), USDA/APHIS/PPQ/CPHST, Fort Collins, CO. [accessed at http://idtools.org/id/leps/tortai/]. Adults are on wing from June to July and again from August to September in most of its range.
Description The caterpillar is green with a black head. The adult is a small, light brown moth.
Symptoms and signs The presence of the species is suggested by rolled, tied and chewed leaves and minor feeding damage on fruits. Damage can be extensive on rosaceous plants.
Host plants
Recorded host plants are: Acer Aesculus Betula Cirsium Crataegus Corylus Cornus Cotoneaster Dianthus (carnation) Fragaria (strawberry) Fraxinus Lonicera Malus Picea Pinus Platanus Populus Prunus Pyracantha Quercus Rhododendron (rhododendron, azalea) Rosa Rubus Salix Sorbus Spirea Syringa (lilac) Tilia Tsuga Vaccinium Verbena Viburnum
References
Ontario Ministry of Agriculture, Food, and Rural Affairs
External links
Species info