Being a frugal gardener, I don’t have the money to shell out on upwards of $200 plant stands with grow lights. I have a window with a decent amount of afternoon light, but the seedlings do tend to get leggy as they strain for the sun. Today, I put together a system using a shelf I already had and a light that cost me only $17. The shelf was from Target, and originally cost me another $17. So the total…