Kellogg 4221 G&B Organic Purely Compost, 1.5 Cubic FeetG&B organic purely compost with your native soil to improve poor soil conditions. This proven organic compost includes no harmful synthetic chemicals, creating a better environment for plant growth and health. Great for trees, shrubs, bulbs, fruits and vegetables. Highlights: Size: 1. 5 Cubic Feet Ideal for all soil types Helps loosen clay soil Great for mulching Great for trees, shrubs, bulbs, fruits and vegetables