Hoya pubicalyx 'black dragon' cultivation and maintenance
Substrate for Hoya
The location of your Hoya pubicalyx 'black dragon' will greatly affect its substrate requirements. You can use either a professional quality horticultural soil or a special mixture composed of 50% blond peat , 25% horticultural soil and 25% perlite .
Xaxim, whether in a plate or pot , is also an excellent solution as a growing medium because the root system of Hoyas in general grows very vigorously there.
Temperatures
Hoya pubicalyx 'black dragon' does not like temperatures that are too low. Do not let it go below 10°C, possibly 0°C but very occasionally. As long as it does not suffer from a lack of water, it will tolerate high temperatures but will grow less well above 30°C.
Watering Hoya pubicalyx 'black dragon'
Like many other Hoyas, Hoya pubicalyx 'black dragon' appreciates osmosis water or rainwater. Make sure to never have water in the saucer and space out waterings sufficiently so that the surface of the substrate dries between two waterings. Respect a vegetative rest in winter by spacing waterings two weeks apart depending on the size of your pot.
Ideal brightness
This Hoya appreciates strong light but without direct sunlight . A partial shade exposure can also be suitable but will see your Hoya pubicalyx 'black dragon' grow much less quickly.
Fertilizer
In spring and summer, it is beneficial to spray the plant with foliar fertilizer diluted to a quarter, twice a month.