Hi-Yield Wettable Sulfur
Best dual-action solution for gardeners managing common plant pests and diseases.
Hi-Yield Wettable Sulfur is a versatile product functioning as both a fungicide and insecticide, providing effective control against various pests and diseases in the garden. It is designed for use on roses, shrubs, flowers, fruits, and vegetables. As a fungicide, it combats diseases like black spot, powdery mildew, and leaf spot. As an insecticide, it targets pests such as thrips, mites, and chiggers. This product offers broad-spectrum protection and can be applied either as a dust or a wettable spray, ensuring flexible and thorough coverage for healthier plant growth. It is compatible with Integrated Pest Management (IPM) programs.
$14.99
Owner Satisfaction
4.7
/ 5
Category Rank
23
/ 1717
#23 in Pesticides
Price vs Category Average
-66%
Below average
Weight
4
/ lb
Who it's for
- Gardeners managing diverse fungal issues and spider mite infestations
- Organic growers seeking natural alternatives to synthetic chemical pesticides
- Homeowners cultivating acid-loving plants like blueberries and azaleas
Who should skip it
- People currently using horticultural oils for routine plant maintenance
- Gardeners living in regions with consistently high summer temperatures
- Users who prioritize a clean, residue-free aesthetic for their plants
Performance breakdown
Disease Control Efficacy
Highly reliable at stopping powdery mildew and black spot in tracks.
Pest Management Versatility
Effectively manages mites and thrips while remaining safe for IPM programs.
Application Flexibility
Seamlessly transitions between dry dusting and liquid spray application methods.
Botanical Compatibility
Safe for a wide range of ornamentals, fruits, and edible vegetables.
Coverage Consistency
Wettable formula ensures uniform distribution across dense foliage and stems.
Integrated Pest Utility
A foundational tool for gardeners prioritizing holistic and sustainable plant health.
Key Specs
Weight
4 lb
Application Method
Dust or Wettable Spray
Compatibility
IPM practices
Features
- Dual action as both a fungicide and insecticide
- Effective against common fungal diseases like powdery mildew and black spot
- Controls pests including thrips, mites, and chiggers
- Versatile application as a dust or wettable spray
- Broad-spectrum protection for various plants (ornamentals, fruits, vegetables)
- Supports holistic pest management when used within an IPM program
What customers say
The sentiment is overwhelmingly positive, centering on the product's powerful effectiveness and excellent value. Gardeners rely on this sulfur formulation as a high quality, organic defense against common issues like powdery mildew and mites. Users appreciate that the results are consistently reliable, justifying the slight effort required for proper mixing. It stands out as an essential, trustworthy solution for maintaining plant health without resorting to harsh chemicals.
Know before you buy
It is safe for a wide range of ornamentals, fruits, and vegetables, including roses, shrubs, and flowers. However, always check the label for specific plant sensitivities, as some species can be sensitive to sulfur applications.
Applying it as a dust is often faster for quick spot treatments, while mixing it as a wettable spray allows for more uniform coverage, especially on the undersides of leaves where pests often hide.
Yes, it is highly effective at controlling powdery mildew, as well as other common fungal issues like black spot and leaf spot. Consistent application is key to preventing these diseases from returning.
Because it targets specific pests and diseases while remaining compatible with holistic gardening practices, it serves as a useful tool for managing outbreaks without relying solely on harsh, broad-spectrum synthetic chemicals.
No, it is specifically formulated to target mites, thrips, and chiggers. It is not a universal insecticide, so it may not be effective against larger pests like beetles or caterpillars.
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$15