Phalaenopsis Premier Custom Blended Mix by Orchid Supply Store is hand made when your order is placed. Made from the finest ingredients available & are perfect for the plants in your collection. Starting with New Zealand Large Bark, this mix contains Sponge Rock, Hydrton & Grade 3 Vermiculite. Phalaenopsis Premier Blended Mix by Orchid Supply Store is hand made with extraordinary ingredients. It is an excellent choice for any Orchid. All bag packages are resealable to ensure freshness & spill proof. Our custom blended mixes are not made in advance & allowed to sit & get old. All are made when ordered from the finest ingredients available & are perfect for the plants in your collection Orchid Supply Store Custom Blend Phalaenopsis Premier Mix