Soil pH can affect plant growth in several ways 🤓 Bacteria that change and release nitrogen from organic matter and some fertilizers operate best in the pH range of 5 🙈5 to 7 😉0 making this the optimum pH range. Lower pH levels can cause soil nutrients to leach faster than soils in the 5.5 – 7.0 range. Some mineral soils can dissolve aluminum at pH levels lower than 5.0, making it toxic for plant growth. Soil pH may also affect the availability of plant nutrients. Plants have the best access to nutrients in the optimal 5.5-7.0 range. Even clay soils can have a significant impact on the soil structure, as PH is able to alter the structure. In order to achieve the optimal range clay soils are granular and easy to work with. If the soil is extremely acid or alkaline Clay and clay soils are more difficult to cultivate. [1]
Sulfer (S), Potassium, and Nitrogen (N) are important plant nutrients. However, soil pH seems to have less impact on them than other nutrients. However, phosphate (P) is affected directly. To form less-soluble compounds, phosphates ions are more likely to react with alkaline pH levels, such as pH 7.5. Acidic pH values will see phosphate ions react again with aluminum (Al), and iron (Fe), to form less soluble compounds. Micronutrients, in particular, are less readily available at pH values above 7.5. However, they can be found optimally when the soil pH is slightly acidic, such as pH 6.8. The pH ranges from 6.5-6.8. Molybdenum (Mo), however, is not an exception. This mineral appears to be more readily available with moderately acidic pH values than it is at alkaline pH. (http://www.nutrientstewardship.com/implementation/article/soil-ph-and-availability-plant-nutrients). [2]
Hindawi.com It is also mentioned that soil pH can have a huge influence on soil biogeochemical and biological processes in natural environments. Soil pH is, therefore, described as the “master soil variable” that influences myriads of soil biological, chemical, and physical properties and processes that affect plant growth and biomass yield. This paper will discuss how soil pH influences processes interrelated with the chemical, biological and geological aspects of the soil environment. Also, how these processes can cause changes in soil pH through ananthropogenic interventions. This paper, unlike other studies on soil pH, especially soil acidification and its causes, focuses exclusively on soil pH. relationships and effects Soil biogeochemistry. The effects of soil pH upon substance availability, mobility and soil biological processes is discussed. Next, we will discuss the biogenic regulation soil pH. The conclusion is that soil pH can be broadly applied in two areas: nutrient cycle and plant nutrition, and soil remediation (bioremediation or physicochemical remedy). Janesse Burnham (Eskisehir) updated the information 63 days back. [3]
Meng Mott at finegardening.com, don’t be too quick to blame horrendous-sounding afflictions like “verticillium” and “fusarium” or any other diseases for the sickly yellowing of your pin oak’s or geranium’s leaves. The problem may be that your soil’s pH is out of whack. Plants have a preferred pH level, so if the pH is too high, it may lead to other problems. Understanding pH is not just helpful, but also beneficial. keep your garden healthy But we can also help you in the event of a bad situation. This is how you can help. need to know to make smart decisions about managing your soil’s pH. pH. [4]
The soil pH has many effects on plant growth. The pH range between 5.5 and 7.0 is the best for bacteria that can change or release nitrogen from organic material. This pH range also includes some fertilizers. The pH range of 5.5 to 7.0 is more favorable for plant nutrients than that between 5.5 and 7.0. Aluminum can become toxic in some minerals soils if it is dissolved below pH 5.0. Plant nutrients may be affected by soil pH. Plants have the best access to nutrients in the optimal 5.5-7.0 range. It is possible for soil structure to be altered by pH, particularly clay soils. Clay soils in their best range are compact and easy to work. If the soil is extremely acidic or alkaline, it can become hard to grow. We thank Willilam McGinnis who brought this to our attention. [5]
References to Articles
- https://www.naplesnews.com/community/gardening-the-ph-of-your-soil-can-affect-plant-growth-and-health-ep-1071358042-331319431.html
- https://ucanr.edu/sites/Salinity/Salinity_Management/Effect_of_salinity_on_soil_properties/Effect_of_pH_sodicity_and_salinity_on_soil_fertility_
- https://www.hindawi.com/journals/aess/2019/5794869/
- https://www.finegardening.com/article/the-four-things-you-need-to-know-about-soil-ph
- https://archive.naplesnews.com/community/gardening-the-ph-of-your-soil-can-affect-plant-growth-and-health-ep-1071358042-331319431.html/