So a tablespoon of Epsom salts per gallon of water has magnesium in it? Is that right?
I've moved them all to the north facing windowsill now. We shall see what that does.
Here's to the next six months of orchid ownership!
I've looked up orchid feeds on eBay and I noticed they all have completely different primary nutrient numbers and I didn't know which ones to choose for my orchids.