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Sandy Soil Gardening Guide: What Is Sandy Soil Good For?

Written by MasterClass

Last updated: Nov 17, 2021 • 1 min read

Sandy soil is a gritty type of soil consisting of particles from weathered rocks.

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What Is Sandy Soil?

Sandy soil is a kind of soil with a gritty texture made out of sand particles from weathered rocks. Sandy soil consists of relatively large particles when compared to other types of soil like loamy, silty, or clay soil. Commonly found in desert landscapes, sandy soils warm quickly in sunlight and retain less moisture and nutrients than other soil types.

What Are Sandy Soils Good For?

Sandy soils are good for plants with strong root systems that do best in dry, acidic soil.

  • Root vegetables: Vegetables like radishes, beets, and carrots have deep plant roots that thrive in sandy soil.
  • Alliums: Allium plants like onions and chives suffocate in denser soils and have a better chance of surviving in well-draining, sandy soil conditions.
  • Herbs: Herbs that naturally grow in Mediterranean climates like thyme and rosemary are good options for a sandy soil vegetable garden.

How to Make Sandy Soil Fertile

Sandy soil lacks many of the nutrients and conditions necessary for growing certain plants. If you have sandy soil in your garden bed and are looking to make it more fertile for a wider variety of plants, there are several techniques you can use.

  1. 1. Add organic matter. To enhance moisture retention, add organic soil amendments to your sandy soil. Vermiculite, peat moss, and coconut coir are some of the best organic materials you can add to help your sandy soil hold water.
  2. 2. Lay down a layer of mulch. Another way to improve sandy soil is to use grass clippings or wood chips as a layer of mulch. This will enhance water retention by preventing excessive evaporation.
  3. 3. Grow cover crops. Also known as green manure crops, cover crops increase soil health by retaining moisture and nutrients.
  4. 4. Install a drip irrigation system. Water your sandy soil with shallow, frequent waterings. Consider installing a drip irrigation system to keep your sandy soil consistently moist throughout the warm season.

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Grow your own garden with Ron Finley, the self-described "Gangster Gardener." Get the MasterClass Annual Membership and learn how to cultivate fresh herbs and vegetables, keep your house plants alive, and use compost to make your community—and the world—a better place.