Planting Onions with Egg Carton Trays (The Simple Grid Method)
Using paper egg carton flats as a planting “grid” is a slick way to space onion sets evenly, keep weeds down, and get a tidy bed like the one in your photos. The cartons act like a biodegradable mulch and spacer—then break down as the onions grow. Below is everything you need to do it … Read more