Check the listing for details. Espoma Organic Orchid Mix for All Orchids and Bromeliads, 4 Qt Bag. Condition: New. Listed at 17.46 USD. Espoma Organic Orchid Mix for All Orchids and Bromeliads, 4 Qt Bag PRODUCT DESCRIPTION Set your orchids and bromeliads up for success with Orchid Mix from Espoma! Key Product Features Improves drainage and aerationFor orchids and bromeliadsFor organic gardening High quality line of soil products that are organic approved, beautifully packaged and enhanced with mycrorrihizae. the myco-tone advantage. myco-tone is a proprietary blend of 11 different strains of mycorrihizia, which are naturally occurring fungi that have been shown to enhance plant growth and reduce the amount of watering required. myco-tone fungi work with the plants root system to open up more channels for the plant to take water and nutrients from the growing mix. the result is larger more robust plant with more blooms.