Soil vs. Dirt: What’s the Difference & Which Types of Soils are Best? (2024)

Sand soil uses and benefits

As the name suggests, sandy soil is similar to sand, with a gritty texture. This type of soil is easy to cultivate. It drains fast and dries easily, which is a plus. However, this type of soil is not rich in nutrients, since most of the nutrients are drained during wet weather.

Because of this, it requires an external nutritional boost in the form of organic fertilizer blends of some kind. Some options include glacial rock dust, kelp meal, and greensand. Another benefit to sandy soil is that it warms up quickly in the spring, making it suitable for spring crops.

Sandy soil is ideal for cultivating:


  • Root vegetable crops like potatoes, parsnips, and carrots
  • Commercial crops like lettuce, peppers, squash, collard greens, strawberries, tomatoes, zucchini, and corn
  • Flowering plants and shrubs, like hibiscus, tulips, sun roses, and tree mallow

  • Clay soil uses and benefits

    Clay soil contains higher concentrations of clay in its composition. Because of this, clay soil turns sticky and forms lumps when moisture is added. However, it turns rock hard when it’s dry, which makes it difficult to grow anything in it, even though the potting mixture is enriched with nutrients.

    This type of soil offers very few air spaces, and it’s also poor at draining. However, if the drainage issue is sorted out, your chances of a plant growing and developing properly increases significantly.

    Considering these qualities, clay soil is suitable for growing things like:


    • Summer vegetables, and it can result in a surprisingly high yield
    • Ornamental trees and shrubs
    • Perennials like bergamot, aster, flowering quince, and Helen’s flower

    However, it’s essentially useless in trying to grow early vegetable and soft berry crops in clay soil, because it warms up so slowly come spring.


    Silt soil uses and benefits

    Silty soil is very soft in texture, and it’s easy to compact when wet as it holds moisture well. This potting mix is rich in nutrients and organic material which makes it easy to cultivate a variety of crops. However, the drainage of the soil is an issue because of how well it hangs onto moisture.

    It can be an ideal type of soil for your garden if a proper drainage system is designed first. Additionally, due to the drainage problems, it may need to be enhanced with composted organic matter to help provide structure.

    Silty soil is a great potting mix to grow almost all vegetable and fruit crops, provided you have that handy drainage system.

    Due to the high moisture content, it is also ideal for trees that require moisture, like Cypress, Birch, Willow, and Dogwood. Mahonia, and New Zealand Flax.


    Chalk soil uses and benefits

    Chalky soil resembles, well –– chalk in texture. It features large grains and a stone-like formation and structure. The soil is named so because it usually overlays chalk or limestone bedrock. Chalky soil is draining, requiring humus to improve water retention. Moreover, the soil is alkaline in nature, which can sometimes result in yellow leaves and stunted growth.

    Chalky soil is ideal for growing vegetables like:


    • Beets
    • Spinach
    • Cabbage
    • Sweet corn

    And certain shrubs like:


    • Lilac
    • Pinks
    • Weigela

    Peat soil uses and benefits

    Peat soil feels damp and kind of spongy in texture due to the high peat content. It’s also darker in color and is acidic in nature, which leads to its low nutrient content. Peat soil can also retain a lot of water which requires drainage channels. This type of organic potting soil requires mixing it with compost, organic matter, and lime or glacial rock dust to reduce the acidity level so that life can grow.

    Peat soil is ideal for growing vegetable crops like:


    • Legumes
    • Salad crops
    • Root crops

    And it’s ideal for growing shrubs like:


    • Witch hazel
    • Heather
    • Camellia

    Loam soil uses and benefits

    Loamy soil is probably the most balanced of soil you'll find, with an almost even mix of clay, sand, and silt. It’s damp and has a fine texture, with adequate drainage, good structure ,and moisture retention, plus it’s enriched with nutrients.

    This type of soil does however, tend to be acidic. That means it requires a regular addition of organic matter to help combat the acid.

    Loamy soil is ideal for growing things like climbing plants, as well as bamboos, wisteria, and similar vegetation. This type of soil can produce high-yielding berry and vegetable crops as well, but it requires careful maintenance to prevent depletion of nutrients.

    Soil vs. Dirt: What’s the Difference & Which Types of Soils are Best? (2024)

    FAQs

    Soil vs. Dirt: What’s the Difference & Which Types of Soils are Best? ›

    Dirt Is Dead

    What are the 3 best types of soil? ›

    It is the unique blend of each that gives it it's characteristic, determining which soil type it is and which are better for growing plants and crops in. There are three main categories of soil: sandy, clay or loam.

    Is topsoil better than dirt? ›

    Landscape professionals often call topsoil fill dirt – but it's really not actual dirt. Dirt is what you find when you excavate a basem*nt or attic. No plants thrive in dirt. Topsoil, on the other hand, contains natural organic matter from leaves, grasses, weeds and tree bark that can help sustain plant life.

    Why is soil not dirt? ›

    Dirt is dead. Soil, on the other hand, is teaming with bacteria, fungi, algae and other tiny creatures that are the foundation of a symbiotic ecosystem. Like all living things, soil has health; defined as the continued capacity of soil to function as a diverse living ecosystem that sustains plants, animals and humans.

    Which soil is considered to be the best? ›

    Loamy soil is best for plant growth as it has high water retention capacity thus it retains water for long and also retains the nutrients which is required for plant growth. Q. Why loamy soil is fertile?

    What is the most desirable soil type? ›

    Loam soil is often thought of as the ideal soil type for plants because it's a combination of all the above-mentioned soils. It also has enough nutrients to sustain plants and crops. It's easy to plant with and drains well. Numerous plants and crops plant well in loam soil.

    What is the most fertile kind of soil? ›

    Considered the most fertile of soil type, loamy soils are a combination of sandy, clay and silt particles. The clay and silt particles improve moisture retention while the sand minimizes compaction and improves drainage.

    Which is more beneficial, soil or dirt? ›

    Dirt and soil are not the same thing. One easy way to explain the difference is that soil is useful while dirt is not. Dirt is what makes you dirty. It's what gets under your fingernails or on your clothes when you're gardening.

    Can you mix dirt and soil? ›

    Garden soil is meant to be spread around. Mix garden soil in with your native dirt to improve it. Its organic components break down over time, to enrich and improve the native dirt it's mixed with. Use it for planting flowers, bushes, trees and even fruits and vegetables in your garden.

    How to tell the difference between dirt and soil? ›

    Dirt Is Dead

    It has none of the minerals, nutrients, or living organisms found in soil. It is not an organized ecosystem. There is no topsoil or humus, no worms or fungi. Lacking texture and structure, dirt does not compact when wet, unlike a handful of soil.

    What is the healthiest soil for gardening? ›

    Loam: Loam is an ideal garden soil for many types of plants. It's crumbly, full of organic matter, retains moisture, and drains well. For most plants, this is "healthy" garden soil.

    What is the best soil in the United States? ›

    Mollisols are the best soils for farming because they contain large quantities of organic matter. Mollisols found in the Midwestern U.S. are the best for agriculture due to the grasslands that were present thousands of years ago.

    What is the best soil ever? ›

    If it holds its shape but crumbles when you give it a light poke, it is loamy soil. This is the best soil for plants.

    What are the basic 3 soil? ›

    Soil can be classified into three primary types based on its texture – sand, silt and clay.

    What is the perfect soil? ›

    The ideal mixture for plant growth is called a loam and has roughly 40% sand, 40% silt and 20% clay. Another important element of soil is its structure, or how the particles are held together - how they clump together into crumbs or clods. A loose structure provides lot of pore spaces for good drainage and root growth.

    What is Type 3 soil classification? ›

    TYPE 3 SOIL

    Stiff to firm, compact to loose in consistency. May be backfill or previously excavated soil. conical pile. Low degree of internal strength.

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