Close up of woman's hands in gloves pours liquid mineral fertilizer in watering can with water in backyard. Cultivation and caring for outdoor potted plants. Hobbies and leisure, urban jungle concept.

Commercial fertilizers aren't that good for the soil or the surrounding ecosystem. Plus, they're getting pricey. This DIY ...

We may receive a commission on purchases made from links. Beans and a few other plants add nitrogen to garden soil, but most extract this nutrient, as well as phosphorous and potassium, because these ...