Hügel-culture

Quote:
"Hügel-culture and Hügel-Hoop-Bed
This is an experimental design that combines the design of a Hügel bed or raised bed with features to be able to easily convert them into a bed with a hoop cover over it or into a cold frame."
The above is a quote from the following page:
http://www.gentleharvest.org/iesd/imp1_gardenextension.shtml