1 Keep weeds from competing with your strawberry plants. 2  Make a hole large enough to spread the roots. 3  Hill the center of the hole and place the crown slightly above soil level. 4  Spread the roots downward on the hill. 5  Fill the hole, making sure the soil only goes halfway up the crown.
(Redirected from Circle of willis). The circle of Willis (also called Willis' circle, loop of Willis, cerebral arterial circle, and Willis polygon) is a circulatory anastomosis that supplies blood to the brain and surrounding structures.It is named after Thomas Willis (1621â1675), an English physician.Redirected from Circle of willis). The circle of Willis (also called Willis' circle, loop of Willis, cerebral arterial circle, and Willis polygon) is a circulatory anastomosis that supplies blood to the brain and surrounding structures.
Willis Tower. Willis Tower, formerly Sears Tower, is the headquarters of Willis North America's Midwest Region. Standing at 1,450 feet and 110 stories high, Willis Tower is the tallest building in the Western Hemisphere. Willis currently occupies more than 140,000 square feet and three floors of the building.