• All our organic products are manufactured in California, USA
• Tested by independent third-party laboratories for quality assurance and organic certification
• Registered with the California Department of Food and Agriculture (CDFA) for organic use
• Rigorously tested to ensure products are free from heavy metals and synthetic chemicals

We stand behind the quality of our Organic Sulfur Powder. If you're not completely satisfied with your purchase, we offer a 30-day money-back guarantee. Simply return the unused portion of the product in its original packaging, and we'll process a full refund, no questions asked.

At Greenway Biotech, we're committed to sustainable and organic practices:

• Our packaging is made from biodegradable materials
• After use, you can leave the packaging in your garden or compost, where it will naturally degrade
• We source our organic raw materials from reputable companies and countries
• Precise nutrient formulation to minimize runoff and environmental impact
• Support for sustainable and organic farming practices
• Ongoing research into organic and environmentally friendly fertilizer solutions

At Greenway Biotech, we believe in giving back to our community and supporting education for children:

• 1% of all profits from our organic product sales go to the Greenway Foundation
• The Greenway Foundation is dedicated to helping children's education and promoting organic gardening in schools
• Your purchase contributes directly to improving educational opportunities for children and spreading awareness about organic practices

For more information about the Greenway Foundation and its initiatives, please visit greenway.foundation.

Elemental sulfur, also known as brimstone, is a naturally occurring element (S) that's essential for all living organisms. In organic gardening, sulfur serves multiple critical functions: it's a vital nutrient for plant growth, helping form proteins and enzymes; it naturally lowers soil pH for acid-loving plants; and it acts as an organic fungicide and pest deterrent. Unlike synthetic alternatives, elemental sulfur is approved for organic gardening and works in harmony with soil biology, making it an environmentally responsible choice for sustainable gardening practices.

Elemental sulfur typically takes 2-8 weeks to begin lowering soil pH, with full effects visible within 3-6 months. The speed depends on several factors: soil temperature (works faster in warm soil above 55°F), moisture levels (requires adequate water), particle size (finer powder works faster), and soil bacteria activity. For best results, apply sulfur in spring or fall when soil is moist and temperatures are moderate. Remember that sulfur works through biological processes - soil bacteria convert it to sulfuric acid, which then lowers pH - so patience is key for natural, lasting results.

When used as directed, elemental sulfur is generally safe around pets and wildlife. It's a naturally occurring element that's less toxic than many synthetic alternatives. However, precautions should be taken: keep pets away during application to prevent inhalation of dust; water thoroughly after application to settle the powder; store in a secure location away from curious pets; and avoid over-application which could irritate paws or skin. While sulfur effectively repels many pests, it doesn't harm beneficial insects like bees when used properly. Always follow label directions and consider your specific situation when applying around areas frequented by pets or wildlife.