If you don’t own a hoe, you can use a rake to pile the dirt by your plants. [2] X Research source If you’ve planted your potatoes in a raised bed, you’ll need to add dirt to the bed in order to hill your potatoes. You can combine topsoil and compost and add it to the bed, making small mounds on each side of your potato plants. [3] X Research source
If your potatoes are planted in a raised bed, you can add straw until you’ve filled the whole bed. [6] X Research source
After adding dirt, water the straw bed thoroughly. [7] X Research source