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Activity Discussion Science & Technology Plants Reply To: Plants

  • Glenda

    July 5, 2024 at 11:38 am
    Not Helpful

    Yes, many plants can grow well in acidic soil. Here are some key points about plants and acidic soil:

    • Acidic soil has a pH below 7.0, with ideal acidity for most plants being in the range of 5.5 to 6.5 pH. Soil becomes acidic due to factors like rainfall leaching away basic ions, decomposition of organic matter, and certain fertilizers.
    • Some plants thrive in acidic soil, including azaleas, rhododendrons, blueberries, hydrangeas, camellias, and many evergreen trees like pines and oaks. These plants are adapted to take up nutrients efficiently in acidic conditions.
    • Acidic soil makes certain nutrients more soluble and available to plants, such as nitrogen, phosphorus, potassium, and iron. However, extremely acidic soil (below 5.0 pH) can lead to aluminum and manganese toxicity in plants.
    • To grow plants that prefer neutral or alkaline soil in acidic conditions, you can amend the soil with lime to raise the pH. Conversely, to make soil more acidic for plants like blueberries or azaleas, you can add sulfur, peat moss, or aluminum sulfate.
    • The ideal soil pH depends on the specific plant species. Most plants thrive in slightly acidic to neutral soil, but some like potatoes, blueberries, and azaleas actually require acidic soil conditions.

    So in summary, while extremely acidic soil can be problematic, many plants are well-adapted to grow in moderately acidic conditions and even prefer the nutrient availability that acidic soil provides. Amending soil pH is a common gardening practice to optimize growing conditions for specific plants.

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