CREATING NEW BEDS & BORDERS - Spread 3 inches of top soil across the existing soil (native) in you border. Mix through the top 6-8 inches of native soil and level off. Raising existing beds & borders. Apply top soil into the sunken area. Fork in with existing soil to desired border level. IMPROVING EXISITING SOIL - Mix 50:50 with garden soil. Dig in with existing soils to add nutrients.