Quote Originally Posted by raybark View Post
Hi, Baruna.

Most of the information regarding nutrition comes two text books: the very-detailed Marschner's Mineral Nutrition in Higher Plants and Benzing's Vascular Epiphytes. A lot of the rest is basic plant biology, or logical conclusions I have reached observing the plants in nature and in greenhouses for 45+ years.
Thank you very much, Ray! Will look further into the books. I think I will need sound basic knowledge to begin my observation, don't you think? As expected, I'm still very wet behind my ears in this area.