A seedbed is a specially prepared area of the garden that has been made suitable for the sowing and germination of plant seeds. A seedbed has usually been well broken down into a fine tilth[?] using a tool such as a rake[?], and will have had any stones or weeds removed. The site will have been levelled for even drainage.
... supercillious sophisticate. His most famous role is that of the cranky professor forced to stay immobile because of a broken leg in 1942's The Man Who Came to Dinner[?], ...