Cryptocoryne crispatula var. balansae is from the limestone mountains of Southern Thailand, where the water can be very hard. It is not very demanding, but appreciates a nutritious substrate and good light. Like many other Cryptocorynes it needs to acclimatize before growth starts in earnest.
Leaves becomes 20-60 cm long and the single roset plant becomes 15-20 cm wide. Place it in the rear part of the tank, from where the leaves may float beautifully on the water surface. The leaves are either entirely green or maroon.