HedgeCone – The ultimate weather test. You are here: Home / Blog / HedgeCone - The ultimate weather test. July 18, 2013 Categories: Blog Weather man scared us with a premonition of an enormous heat wave. An open sun test became a necessity. After an hour under the scorching sun cones got even softer. Additional extreme measures must be taken to keep the HedgeCone from collapsing. HedgeCone – first engineering breakthrough :) HedgeCone – assembly success!