Gardeners can collect fallen leaves from sidewalks and roads for free compost or mulch, but should avoid taking leaves from parks and gardens where they protect soil and wildlife. Dry leaves add carbon to compost, balancing kitchen scraps and reducing the need for store-bought soil amendments. Collecting leaves from pavement also helps keep phosphorus out of waterways, which can reduce algal blooms. Wear gloves when gathering leaves from gutters or streets, and use them as brown material in compost piles or as garden mulch to lower grocery bills and support home food growing.
