Hoya lockii Growing In Lechuza Pon

I’ve started experimenting with a substrate called Lechuza Pon made in Europe. So far the moisture loving species are loving it like the Hoya lockii pictured below. I have not yet mastered how to get the watering right for the non-moisture loving species.

Hoya lockii In Lechuza Pon
Hoya lockii Flowering Away