Habenaria repens blooms throughout the year in wet ditches, meadows, marshes and along shorelines.
It can be a terrestrial or truly aquatic orchid species and has been known to form floating mats in stagnant pools. This species produces 3-8 yellow green leaves that emerge from the stem and gradually reduce in size towards the inflorescence. The inflorescence has 10-50 flowers arranged in a densely flowered raceme. The sepals are light green and the petals and lip of each flower are a greenish white and spidery looking.