River Rock Stone Pebbles, For Bonsai, Cactus and 47 similar items

Rock Stone Pebbles 14 Pounds For Top Dressing, In Humidity Trays or, to improve drainage in Soil Mixes. 3/8 inch -River 1/8 inch Cascade Mountain Rock Stone Pebbles - Washed...no fines. Majority of pebbles are 1/4 - 1/8 inch. For Top Dressing, the pebbles give a neutral gray appearance, or makes a natural stream or landscape. In Humidity Trays will hold your plants out of the water, but add needed humidity. For improving drainage in a soil mix, since the pebbles are smooth and hard it does not hold water as lava or pumice does. For soil mixes that dry quickly add 50% to your soil mixes, ideal for Succulents that need to dry quickly. Or add 20% to improve drainage in any mix. We are a commercial Wholesale / Retail Plant Nursery with over 16 years mixing specialty potting mixes. Check out our other listings of custom potting mixes to select the perfect mix for your plants.