Here's an article from Costa Blanca News written by Lorraine Cavanagh (landscape gardener, garden center owner in Spain, writer) telling about new water retentive products, which have been successful in field trials in Dubai, Kuwait and other countries. She introduces three products: 1.BIO HUMUS, which is applied once only and is supposed to be beneficial in dry, nutrient poor, even saline soils. It is a substrate composed of 90% organic material and 10% natural silicates, enhances the root growth; 2.HUMATE EXTRACT, a 100% organic liquid concentrate derived from Bio Humus. It stimulates beneficial fungi and root growth. Can be applied both to new and established plantings; 3.MYCOR GLOMUS, 100% organic material in a powder form based on six strains of fungi. Increases root growth, reduces watering and feeding requirements.