Beautiful silken yellow petals fade to their creamy white edges and form these exquisitely scented blooms tree liliesampreg are the breathtaking result of years of painstaking breeding these incredible varieties of oriental lily can grow as tall as 25m 408ft41 in as little as two years one single bulb of tree lilyampreg 39yellow rocket39 can produce up to thirty 20cm 408amp343941 trumpet blooms and will take on a shrub45like appearance over the yearsthe sturd