Abstract: The present invention relates to a device for covering a plant growing medium. The device includes a sheet and an aperture defined by the sheet. A first portion of the sheet surrounds the aperture. A second portion of the sheet has at least one ledge for engaging a top surface of the plant growing medium. The second portion of the sheet is integrated with the first portion of the sheet such that the at least one ledge is situated at a height below the height of the first portion of the sheet.

Abstract: The present invention relates to a device for covering a plant growing medium. The device includes a sheet that defines an aperture. One or more protrusions extends from the sheet to engage a top surface of the plant growing medium. A wall is integrally attached to each edge of the sheet. Each wall has a series of ridges.

Abstract: A slide number identifier is provided for elongate multi-number set lottery cards having said sets extending transversely of the card in succession comprising a single blank of plastic having at least two rectangular panels, at least one of which is translucent, said at least one translucent panel having sets of lottery numbers printed thereon in the alignment of a single transverse set of numbers as used on a lottery card with which the slide number identifier is to be used, said at least two panels being folded to side-by-side relation to form a sleeve through which the lottery card may be passed longitudinally and each transverse number set on the card aligned with the number sets on the translucent panel.