Preciosa Ornela, a.s. is part of the Preciosa Group and is one of the world's most significant producers of a wide range of glass products made from glass rods and lampworking rods, technical and utility glass and all types of glass seed beads and beads. Preciosa Ornela also produces the inovative Glass Fertilizer that functions on the principle of the controlled release of phosphorus, potassium, calcium and magnesium.

The main feature of this fertilizer is its ability to gradually release nutrients that are important for plant growth and vitality over a period of up to 3 years.
GLASS FERTILIZER = SPECIALLY MANUFACTURED PHOSPHATE GLASS