Browse Forums Landscape & Garden Design the leaves that are now underground go yellow, the tips that poke through photosynthesise and have chlorophyll, same reason they grow rhubarb in the dark. 5 4858 I am not sure whether Perth has its own way of doing things in regards to this. Most of Perth has class A (sandy soil), except for some areas near rivers or hills. 2 13091 1 11004 |