From the manufacturer

Diamond Nectar Premium Grade Humic Acid for Soil

Diamond Nectar accelerates nutrient absorption into plant roots through a natural process called mineral chelation. Low molecular weight Humic acids grab immobile & molecularly heavy minerals & transport them into plant tissues for faster growth & bigger yields.

Diamond Nectar is extracted from naturally mined Leonardite with a high profile of low molecular weight Humic acids. pH buffered for ideal plant growth: 5.8 to 6.2. Use for all plants in prepared soil/soilless mixes, coco blends & hydroponics.

General Hydroponics® Diamond Nectar™ 0-1-1 is a high-quality nutrient additive. Diamond Nectar™ can be applied to all crops, including vegetable crops, row crops, field crops, trees, vines, ornamentals, gardens, and landscaping. Add to fertilizer mix for plants growing in soil, potting mixes, soilless rooting media, and hydroponics. It can also be applied as a foliar spray. Diamond Nectar™ is compatible with all fertilizers. It can be applied to all soil types, hydroponic solutions, and pH ranges. General Hydroponics® makes a multitude of products that will provide anything your plants crave.