I really love root plates. They’re the disc of earth, stones, and roots that you often see when a big tree falls over. They reveal something otherwise hidden: a snapshot of what was going on a bit underground, directly under the trunk itself. The most surprising thing is just how shallow they are. Twenty metres of substantial tree trunk laid on the ground but only a foot or two of substantial roots.
Root plates naturally have a mention in Oliver Rackham’s magisterial “Woodlands”:
“until 1987 few English people understood what a tree’s root system looked like; some thought roots went as nearly as far below ground as stems above it. As the great storms of 1987 and 1990 showed, most trees in England are shallow rooted. It may be argued that deep-rooted trees were never uprooted, but anyone digging holes in a wood seldom meet roots more than 3 feet (1 metre) down. A giant beech can have a root-plate only a few inched deep, much less than the diameter of the trunk.”
Continue reading “Root plates”