Hoya sp. EPC 209 NRT 1 has flowered in its summer home, out-of-doors, in a greenhouse. Here is a photo of a few of its flowers just before they close up:
Vermont Hoyas
A site about growing Hoyas in the Northeastern United States
Hoya sp. EPC 209 NRT 1 has flowered in its summer home, out-of-doors, in a greenhouse. Here is a photo of a few of its flowers just before they close up: