Last fall I planted onions, garlic and shallots in plastic tubs. I am wondering how long it will be before I see anything sprouting through the soil.
Growing Onions in Containers
Certified GKH Gardening Expert
Soon if they survived winter, which they may not have. You may need to start again if you don't see anything growth. These articles should help with planting: https://www.gardeningknowhow.com/edible/vegetables/onion/growing-onions-in-container-gardens.htm, https://www.gardeningknowhow.com/edible/herbs/garlic/growing-garlic-how-to-plant-and-grow-garlic-in-your-garden.htm, https://www.gardeningknowhow.com/edible/vegetables/shallot/tips-for-growing-shallots.htm