raised bed

US /ˌreɪzd ˈbed/
UK /ˌreɪzd ˈbed/
"raised bed" picture
1.

letto rialzato, aiuola rialzata

a garden bed that is built up above the surrounding soil level, often enclosed by a frame of wood, stone, or other material, used for growing plants

:
She planted herbs and vegetables in her new raised bed.
Ha piantato erbe e verdure nel suo nuovo letto rialzato.
Raised beds offer better drainage and warmer soil for plants.
I letti rialzati offrono un migliore drenaggio e un terreno più caldo per le piante.