- You Will Get 20 Seeds Of Indian Trumpet Flower Tree Midnight Horror Broken Bones Oroxylum Indicum Tree Seeds. - Description: - Name: Indian Trumpet Flower. - Other Common Names: Wooden Butterfly / Midnight Horror / Broken Bones Plant / Tree Of Damocles. - Scientific Name: Oroxylum Indicum. - Color: Pale Pink - Rose - Cream - Tan – Pink. - Plant Seeds: Outdoors After Frost / Indoors Weeks Before Last Frost. - Plant Height: 30 - 40 Feet. - Plant Spacing: 20' / Containers. - Bloom Time: Late Spring - Early Fall. - Hardiness Zone: Tender Perennial. - Light Requirements: Sun - Part Shade. - Soil & Water Preferences: Average. - Other: This beauty of many names is fragrant and grows well in containers. The huge seed pods produced by the plant are prized for decoration & dried arrangements. The flowers open within an hour or two of sunset & will fall off the following day mid morning. This tree is deciduous & between late Dec to early Jan it will drop all of its leaves & petioles. The petioles littler the ground beneath the tree earning it a couple of its more interesting names.