An Effraie is a barn owl, which apparently has an evil shriek. In fact, Effraie is an abbreviation for effrayant, which means scary. But don’t be scared! Chenin Blanc from vines under 50 years old, planted on clay and flint on tuffeau limestone. A blend of six parcels spread through three communes. Each parcel has various types of clay and flint that vary in size, from pebbles to sand.