Humic Acid Granular/Balls Leonardite Source

Humic Acid Granular/Balls Leonardite Source. Leonardite Source: Extracted from natural leonardite with high humic acid content. High Humic Acid: Humic acid content ranges from 30% to 60% across models. Multiple Forms: Available in black powder, balls, and granules (1-5mm). Wide Application: Suitable for vegetables, flowers, and fruit cultivation. Long Validity: Provides long-term effectiveness for soil and crops. Global Reputation: Distributed to over 20 countries with quality assurance. Fast Delivery: Delivery within 15-21 days after payment receipt. Secure Packaging: 25kg plastic-coated paper bags for moisture protection.