I found this document while looking at Hoya sites on the web. This was compiled by David Liddle and then shared with everyones favorite Hawaiin Hoya grower, we will call her C.

H. albiflora - 2 monsoon region. Moisture necessary, moderate indirect light.

H. aldrichii - Grows slightly dry and warm.

H. archboldiana - Lowland trees and shrubs, high indirect light. Let it grow dryer in winter.

H. bella - From moist highland rain forest...constant moisture. Cool

H. bhutanica - Grows dryer, moderate light.

H. bordenii - Grows shady, moist, cool dim to moderate light.

H. callistophylla - From dark, deep shade. Grows wet.

H. campanulata - Found at edge of forest. High humidity and light.

H. caudate - High humidity and air movement.

H. cembra - Likes light and grows dryish.

H. citrina - Double monsoon area. From mangroves - moisture. Understory plant.

H. curtisi - Moist. Deep shade. Don't let it get dry.

H. davidcummingii - Found near Lake Bulisan in moderate shade.

H. dennisii - Deep shade.

H. deykei - Double monsoon area. Likes warm and shady, hates cold and wet.

H. doliocosparte - Found in a cleared forest under a log.

H. engleriana - Found at high altitude where it got fog at night during the dry season. Getting dry would probably kill the plant.

H. erythrina - Grows in understory with little light and lots of air movement.

H. erythrostemma - Found beside a river, shady, moist, good air movement.

H. flavida - Cool is OK.

H. fusca - Likes deep shade, moisture.

H. glabra - A wet forest climber, not full sun.

H. halophila - Found in mangrove swamps. Shade. Humidity.

H. hypolasia - High humidity. Air movement is the key.

H. inconspicua - Coastal. + light.

H. kanyakumariana - would not like to grow wet.

H. kerrii - grow open and dry.

H. latifolia - Shade. Understory plant.

H. linearis - Grows dryish and cool.

H. lobbii IML 1161 - Found along streams, shady, humid.

H. loheri - Grows dryish and shady.

H. macgillivrayi - Single monsoon area. Moderate light, grow dryish in winter.

H. magnifica - Found in high altitude, in shade and lots of water.

H. megalaster - Found in deep shade, in the understory in the rainforest. High humidity.

H. mindorensis - Shade grower.

H. naumanii - Found in the understory, moist, low light.

H. nummularoides - Grows dryish.

H. odetteae - Grows moist but not wet in shade.

H. obtusifolia - From mountain areas + moisture + humidity

H. pachyclada - Grows dryish. Capable of withstanding long periods of drought.

H. padangensis - Grows dryish.

H. parviflora - Less light - grow like H. carnosa.

H. purpureo-fusca - Grows in midstory of forest, dim light + humidity.

H. pusilla - Dim light. + water + humidity.

H. sariae - From shady jungle.

H. scortechinii - Grow moist.

H. sp. 1280 aff. H. kentiana - Not too wet.

H. subglabra - Moderate to cool. Moderate light. Found in high altitude growing in the grass in an aging moss forest.

H. revoluta - Found at beach edge. Warm and lots of water.

H. rigida - Found in mangrove swamp with high humidity and moderate to bright light.

H. thomsonii - Found on rocks next to a stream. Grow cool, deep shade, high humidity. Air flow.

H. waymaniae - Found in understory, deep shade.

I know some forum members had asked for this type of info but until now it would have taken some serious research to cover so many species.

Mike