Pasilla Bajio (25+ Seeds) When fresh this pepper is known as ‘chilaca’ or ‘chile negro’. These 8 – 10 inch peppers start dark green and ripen to dark brown. Thin walled and very mild, having less than 1000 Scoville units, they are mainly dried and used for their rich smoky flavor in soups and sauces. Plants are tobacco mosaic virus resistant. 75-80 days.