3x Egret orchid Habenaria radiata whitePearl white flowers. The white egret orchid (Habenaria) is part of the orchid family and it's easy to see why! The plant is also known as a white bird flower or garden orchid. We call it the show stopper in the garden. Plant the bulbs in the spring. The flowers bloom in the summer. Space the bulbs out when planting. The distance between plants is three times the width of the bulb. Plant the bulb the depth of three times the bulb's height. Plant the