[Hubert]

For Glossostigma and Hemianthus, yes you need to take them out of the pots, carefully tease the plants apart and plant them.

Here's are two PDFs from Amano, the Glosso/HC king himself

http://www.adaaust.com.au/support/pdf/Eng_Manual_hk.pdf

http://www.adaaust.com.au/support/pdf/creativedoc1_takashiamano.pdf