Like many lilies, trumpet lilies are hardy in Zones 3 through 8, although some varieties can take the heat ... orienpet ...

As Nerdahl surveys her colorful gardens, a rainbow of pink, orange, yellow and red lilies in varieties ranging from the early blooming Martagons to the festive fall Orientals, she explains that ...

This is sometimes referred to as double dormancy. Seeds with morpho-physiological dormancy require both warm and cold ...