Compost is decomposed organic material.* It will add good microbes and nutrients to your soil, improve drainage and improve the texture of your soil.* It's made by mixing greens and browns together.* Greens would be things like grass clippings, used coffee grounds and veggie kitchen scraps.* Browns would be shredded newspaper and fallen leaves in the fall. * You can purchase it in bags or in bulk for larger areas.*** Here's some helfpul info.
When weeding, the best way to make sure you are removing a weed and not a valuable plant is to pull on it. If it comes out of the ground easily, it is a valuable plant.