Pennington is here to help you overcome lawn and garden challenges and grow the best lawn and garden possible , in heavy clay and every other soil type. Choose Plants Wisely: Seek out plants that are well-suited to your native soil. The buried pipe is in no way going to help the plants . You can buy a compost bin , make your own, or just pile up organic materials and … Avoiding Sand as a Soil Amendment for Clay Soils. Once the mound is flatted down, you can add more soil … Decomposed granite: You can screen this if you like. The best time to thoroughly amend the soil for a garden plant is at the time of planting, which is why it pays to work hard to enrich clay garden soils from the start. Amending Clay Soil. This approach works best on trees, but you can apply it to every other plant. I encourage gardeners to make their own compost. As a soil amendment compost is excellent, improving both clay and sandy soils, increasing water holding capacity, and enhancing plant growth. How can you improve clay soil for better drainage and plant health? It’s going to take time, and the time that it takes to improve clay soil will vary among all lawns and gardens—but, there is a specific soil treatment path that works very well when followed. And if it turns out your soil is going to be very difficult, expensive or time-consuming to amend, don’t lose heart! Native plants have adapted to clay's heavy density and lack of nutrients but if you want to plant a diverse garden, you'll need to address these pitfalls by adding amendments. We would love to show how it’s done. They would possibly hit the bottom of the tree ring, then have to circle down to go around it. You need to ammend the soil I use peat moss, sand and steer manure in equal parts for each hole I dig for planting make the hole at lease twice as big as the container the plant comes in and 3 x is even better make sure that the hole with ammendments is 2x deep than needed This has always worked for me in clay soil. Also, planting on a mound and a bitter higher ground can improve draining of the soil. As you can see, even though heavy clay soil can be frustrating, there are a lot of ways to improve it so you can garden with ease and grow crops that thrive. Pea gravel: Add about 3″ to the top of the soil and work it in to about 8-10″. Decomposed pine bark, manure, organic compost, bagged garden soil, peat moss, even grass clipping and leaves from your trees in the fall can be added to improve your soil. With our clay soil, roots grow within the top 12-18 inches of the soil, in order to get enough oxygen. Ask us about it. Research shows that soil should be amended with 5% organic matter (compost). For our plants to perform at their very best, it is our job to give them the best soil we can, but clay soils can make this a challenge. Over-amending soil can do more harm than good, as can using the wrong amendment. This kind of soil drains water faster and will prevent plants to suffer from overwatering. Clay soil is great for retaining water, but it isn't ideal for drainage because the density of clay makes it heavy and sticky when wet. For example, if your soil is clay, don’t try growing coastal plants that are suited for sandy soil. By taking steps to improve and maintain your heavy clay soil, you can enjoy all the benefits clay offers and reap the rewards of healthy soil and plants. Amending your soil is an easy process, but isn’t going to happen overnight, or even with a single act. This helps open up the soil. by John Dromgoole. 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