Good idea for no digging in my rock solid ground. Do not cover the holes but use them for herbs and annuals. line with weed barrier cloth and used rebar in several places for stability. I love it and makes maintenence super easy.
U-shaped garden beds are cost-effective, providing more growing space with less material costs. They work well with matching garden trellises, to enclose an area with flowering vines, fruits and vegetables. BENEFITS… - New Gardening Ideas
Decoração com plantas: as melhores plantas aromáticas para cultivar em casa