Growing Hoya Sweet Scent Part Two

Finally I had enough of the plant, and I took the best two cuttings that I could find that had little or no bacterial/fungal spotting and started the plant over in a conventional mix. I grew two plants as insurance that I could get this thing to flower. This time around it put on numerous peduncles, but for some reason the buds would continually blast when they were the size of the ones pictured below: