The pH level of Sta-Green Potting Soil is reported to be around 5.5 to 5.6, which is slightly acidic to neutral. This range is suitable for most plants, as it allows for optimal nutrient absorption. In this comprehensive guide, we’ll explore the key points, contaminants and chemicals, balancing pH and dealing with contaminants, as well as alternatives and DIY options for Sta-Green Potting Soil.
Key Points
pH Level
Sta-Green Potting Soil has a pH level of 5.5 to 5.6, which is slightly acidic to neutral. This range is suitable for most plants, allowing for optimal nutrient absorption.
Suitability
The pH range of Sta-Green Potting Soil is suitable for a wide variety of plants, as it falls within the ideal range for most plant species.
Comparison
Sta-Green’s pH level is similar to other popular potting mixes like Pro-Mix, which also has a starting pH of 5.5.
Variability
While the pH levels can vary between different batches and products, Sta-Green generally falls within the 5.5 to 5.6 range.
Contaminants and Chemicals
Sta-Green MX
The Sta-Green MX product has been tested and found to have moderate levels of nutrients like phosphorus, potassium, and calcium. It also has good water retention properties.
Regional Variations
Some users have reported issues with Sta-Green, such as the presence of sticks, poor drainage, and inconsistent quality, which might be due to regional variations in the product.
Balancing pH and Dealing with Contaminants
Amendments
Adding high-phosphorus, high-calcium compost can help balance the pH and improve the overall soil quality.
Mixing with Natural Soil
The product label recommends mixing Sta-Green with natural soil to achieve better results.
Filtering
Filtering out sticks and debris can improve the overall quality of the potting soil.
Alternatives and DIY Options
Pro-Mix
Pro-Mix is a popular alternative that has a similar pH level and is known for its high quality.
Making Your Own Mix
Creating a custom mix using topsoil, peat moss, vermiculite, perlite, and other amendments can provide better control over the pH and quality of the soil.
References
- https://thehotpepper.com/threads/sta-green-potting-mix-dont-do-it.16177/
- https://www.reddit.com/r/gardening/comments/15yi3t1/anyone_ever_use_sta_green_potting_mix/
- https://garden.org/thread/view/119733/Potting-Soil/
- https://extension.uga.edu/content/dam/extension-county-offices/henry-county/anr/AG%20Poster.pdf.