🌸【Large Capacity】You will get 18 quarts of orchid bark to mulch your plants. Bark as a soil mulch with perlite nutrient soil is the perfect substrate. 🌷【100% Natural】the size of bark chips about 1/2" to 1" ，they are made form the shredded bark of pine trees, its 100% organic material and the ideal potting medium for orchids. 🌱【Plant Root Protection】 Pine bark is has a lot of voids to allow air flow ，increase oxygen, Provides Drainage，which is very friendly to orchid root growth. 🌿【 Organic Material】Pine bark can be used as an organic fertilizer to provide nutrients for plant growth. 🍅【ABOUT US】Provides quality products and efficient after-sales service.If you're not satisfied with our products,please contact us, we will provide you with a solution as soon as possible. CJGQ