there is a difference between peony (SHAOYAO) and tree peony (MUDAN), let's assume you meant SHAOYAO which is pretty common in Canada. . ^2 f, W1 }# |" x3 W; S p9 M( Z$ jfirst year no chance; 2nd year 50/50 (99% chance to bloom if you were in central china ); 3rd year 95% given that you treated it the right way.