... , 2-4mm, 4-8mm. 2.Vermiculite: Color: Golden, Silver so on. Vermiculite/ Color/ Golden/Silver Size: 0.3-1mm,1-2mm, 2 ... -4mm, 4-8mm. Vermiculite: Color: Golden, SilverVermiculite Flakes: 0.3-1mm, 1-2mm, 2-4mm, 4 ... . Soil Improvement3. Fertilizer Carrier4. Hydroponics 5. Animal Feedstuffs Tianjin Golden Hugeline Co., Ltd. Located in Tianjin. Our company is a professional enterprise engaged ...