
Leonardite Source Humic Acid Potassium Fulvate 100% Water Soluble Organic Fertilizer. 100% Water Soluble: High solubility rate ensures no precipitation and stable performance in application. Leonardite Source: Extracted from natural leonardite with potassium elements for high-quality organic fertilizer. Boosts Crop Yield: Remarkably increases crop yield and improves plant appearance when used as foliar spray. Disease Protection: Provides added protection to plants against diseases and environmental stress factors. Multiple Forms: Available in black shiny flakes, fine powder, granules, and balls for diverse application needs. Wide Application: Suitable for vegetables, flowers, fruits, and various other plant types. Fast Delivery: Delivery within 15-21 days after receiving payment, ensuring timely supply. Global Reputation: Distributed to over 20 countries with a strong reputation for quality and reliability.