Hoya vangviengiensis Has Only Been Found Growing Epiphytically

According to Rodda & Simonsson who published the species, Hoya vangviengiensis has only been found growing epiphytically, mostly on smaller moss covered branches. It is found in shaded limestone areas where it is provided with mostly cool humid conditions year round. This is a species that is found close to the northern limits for Hoyas and as such can survive some pretty cool temperatures.