Roseville TeaselTeasel is an Art Deco pattern that was introduced by Roseville Pottery in 1938. Standard colors are green, blue and peach. This line is moderately priced and considered to be a good investment for beginning collectors. Teasel is marked with the die-impressed Roseville script mark and shape number. There are 18 Teasel designs, including vases, bowls, baskets, a jardinière, and a candlestick.