Hi-Yield
Hi-Yield Soil Sulfur
Best soil amendment for gardeners growing acid-loving plants.
Adjust your soil's pH with Hi-Yield Soil Sulfur, a granular amendment designed to create the acidic conditions necessary for acid-loving plants. This slow-acting formula provides long-lasting soil modification, making it ideal for lawns, vegetable gardens, and ornamental plants. While it takes 6 to 8 weeks for the full effects on soil acidity to become apparent, its easy application ensures a straightforward process for optimizing your landscape's environment and promoting healthier plant growth.
$12.92
Owner Satisfaction
4.7
/ 5
Category Rank
50
/ 4352
#50 in Fertilizers
Price vs Category Average
-79%
Below average
Package Weight
4
/ lb
Who it's for
- Homeowners wanting a mess-free, easy-to-spread granular fertilizer
- Gardeners growing acid-loving plants like blueberries and azaleas
- Plant owners seeking secondary nutrients for robust growth
Who should skip it
- People living in regions with cold or dry climates
- Gardeners needing immediate pH adjustments for their soil
- Beginners who prefer not to perform soil testing
Performance breakdown
pH Modification Efficacy
Reliably shifts soil chemistry to support thriving acid-loving plant varieties.
Application Convenience
Granular consistency allows for simple, even distribution across garden beds.
Longevity of Effect
Slow-release formula provides sustained soil stability throughout the growing season.
Action Speed
Requires significant patience as full results take several weeks to materialize.
Versatility
Adapts well to diverse environments from ornamental landscapes to vegetable patches.
Packaging Utility
Four-pound bag size is manageable for most residential gardening projects.
Key Specs
Package Weight
4 lb
Release Type
Slow Acting
Active Ingredient
Sulfur
Form
Granular
Application Timing
Requires 6-8 weeks for full effect
Features
- Creates desired acid soil conditions
- Slow-acting for long-lasting results
- Easy granular application
- Suitable for lawns and gardens
- Ideal for acid-loving plants
- Modifies soil pH effectively
What customers say
Customers consistently praise Hi Yield Soil Sulfur for its high quality and effectiveness in lowering soil pH. Gardeners report significant improvements in acid loving plants, noting that the product works reliably and often faster than expected. The granular format is generally easy to spread, making application straightforward. Many reviewers highlight the excellent value, considering it a powerful and economical solution for correcting alkaline soil issues and boosting overall plant health.
Know before you buy
It typically takes 6 to 8 weeks for the sulfur to fully react with the soil and adjust the pH levels. Because this is a slow-acting formula, you should plan your applications well in advance of your planting season.
This product is specifically designed for acid-loving plants, such as blueberries, azaleas, rhododendrons, hydrangeas, and certain evergreens. It helps create the acidic environment these plants need to properly absorb nutrients.
Yes, Hi-Yield Soil Sulfur is safe for use on both lawns and ornamental garden beds. It is an effective way to lower the pH of alkaline soil to better support grass health and garden vitality.
Yes, the granular consistency is designed for easy, even distribution. You can apply it by hand in smaller garden areas or use a broadcast spreader for larger lawn applications to ensure consistent coverage.
Before applying, we recommend using a soil test kit to confirm your current pH level. If your soil is too alkaline for the plants you intend to grow, this sulfur amendment will help bring the pH down into the ideal range.
Still have a question?
Ask Hayley anything about this product before you decide.