First one looks like a Chamaedorea, probably Chamaedorea elegans,(Parlour Palm), which is a solitary stem. If it starts to grow suckers, then it would...

Has been my understanding,The sand will fill in the air gaps producing a heavier potting mix. Also will cause the media to stay wet for a longer perio...

Longer Days and Warmer Temps are on their Way :lol: