Coconut Coir Fiber Bricks - Best Alternative to Peat Moss - Convenient Individual Sizes &ndash; 280 Grams Each - Mix with Potting Soil &ndash; Great Growing Medium for Seeds, Garden, Potted Plants, Containers, Worm Farms, Mushrooms, Hydroponic Plants, Greenhouse, Planting Beds - Organic Environmentally Friendly Soilless Potting Soil - Less Frequent Watering - Easy to Carry - 8 Pack 100% organic, biodegradable, disease resistant, pH neutral, odorless, no weeds, no pests TRUSTED BRAND - Superior nutrient storage and water retention (holds 8-9 times weight in water) Replaces peat moss, rockwool and perlite. Promotes strong root growth, plant vigor and reduces watering frequency. Used for hydroponics, cacti or cactus mixes, greenhouse bedding plant production, bonsai mixes, worm castings, orchid mixes, golf course greens, landscaping erosion control, reptile bedding, potting mixes, compost (carbon-rich coir balances nitrogen-rich kitchen scraps), mushroom production, propagating, soil enhancement, rose cultivation JUST ADD WATER - Add 50-60 ounces of warm water to each block. Wait 10 minutes. Stir. Each block makes a little more than one (1) gallon.