I have a judith Hindle growing prety good and starting to turn red... BUT I have leucophylla ,Ruba, Dixie Lace growing but the thing is They are not producing Mature Pitchers.. They are getting about 3 hours of sun andwatered well and humidty is about 50% to 70%.. They are in Peat and Vermiculte 70 % peat 30 % Vermiculte.. The pitchers are small with the opening about 1/4 inch and under developed. any suggestions?