What's the blue plastic and where do you get it?

LOL, it's a blue garbage bag with a strong cardboard box inside. It's my cheap plant tray, since I ran out of room on my plant trays.

bloomorelse:

RRRRRRRRRRRRROLL UP THE RIM TO WIN, EH?

HaHaHa,I was thinking the same thing.At least by growing plants in those cups you end up winning something.Odds are a hell of alot better than Hortons too.I do like the idea of recycling those cups,great idea.