Soil Building

Soil building encompasses many different things, as the soil is its own living and changing ecosystem. While it's possible to grow plants without soil, the vast majority of gardeners use it -- soil is everywhere in all of its myriad forms.

Here, we explain all things soil-based as well as the things that are used to improve that soil. Our writing team provides insight into not just soil types and textures, but also composting, cover cropping for soil improvement, mulching for the myriad of benefits it offers, and so many more things.

We'll explore different organic fertilizers and how they work, techniques like the Back To Eden or no-till methods of gardening, and even delve into the many forms of mulch that can be used to reduce erosion and maintain soil moisture.

Organic gardeners know full well the value of having good soil, and the interplay between organic matter and mineral inputs is key to guaranteeing that you have a living, beneficial, and healthy soil food web. To many, the soil is an entirely new frontier waiting to be explored... and so we'll explore it along with you, step by step.

With a little know-how, you too can improve your existing soil in the yard, learn which amendments are necessary or unnecessary in your situation, and optimize for the best outcome for your specific plant types.

A hand using a rake to spread smooth, multicolored river rocks across a garden bed.

Soil Improvement

10 Benefits and Drawbacks of Gravel Mulch

Gravel gardens are on the rise due to their water-wise qualities and clean aesthetic. Among the advantages of using gravel as mulch are disadvantages that impact plant health, depending on the situation. Weigh the pros and cons of gravel mulch with garden designer Katherine Rowe to determine the best fit for your garden.

A close-up of dark brown, crumbly material being scooped with a trowel.

Soil Improvement

5 Reasons To Try Peat-Free Soil Mix This Season

Peat-free soil mixes are becoming more readily available to improve soil health and lessen dependence on a renewable resource. Garden expert Katherine Rowe explores reasons to look for peat-free alternatives to incorporate in seeding, containers, and beds this growing season.

Close-up of compact, square soil blocks with visible textured edges and fine particles pressed tightly together made from high-quality soil mix.

Soil Building

How to Make Your Own Soil Block Mix: Growing Medium Recipes to Try

For success with soil blocking, a nutritive potting mix suited to the seed-starting method is essential. With a few ingredients, making your own mix goes a long way, using materials that have multiple garden applications. Join gardening expert Katherine Rowe in exploring core ingredients and rich variations to boost soil-blocked seedlings this season.

Small green sprouts with oval-shaped leaves growing in dark planting material.

Soil Improvement

The Ultimate Beginner Guide to Soil Blocking

Soil blocking is a rewarding, hands-on way to promote healthy seedlings while reducing material use and saving space. If you’re interested in this historic way of seed-starting, we’ve got the essentials covered. Gardening expert Katherine Rowe explores everything you need to start soil blocking this season.

Close-up of an open compost bin filled with bio waste, demonstrating how compost winter methods work in a snow-covered garden.

Soil Improvement

How to Compost in Winter: 7 Expert Tips

Winter frost doesn’t mean you have to quit composting! You can use some simple methods to get a pile working through the cold months. Learn how to compost in winter with these seven expert tips from native plant gardener Jerad Bryant.

Close-up of a hand in a blue glove conducting a soil test in a fall garden, with several test tubes containing different liquids placed on the soil.

Soil Improvement

9 Reasons You Should Test Your Soil in Fall

Now that the major growing season is coming to a close, your mind may be on cleaning up the garden, processing your last harvests, and raking up all the leaves. However, fall is also an excellent time to test your soil. This will give you plenty of time to make any adjustments needed before next year, balancing the nutrients and the pH level. Plant biologist Emily Estep will give you nine reasons why.