Medium Greenhouse Frame & Multi Cover Set ONLY VegTrug Medium Classic Planter, the practical Greenhouse Frame and Multi Cover Set is designed to shield young plants and seedlings whilst warming soil for optimum growing conditions and, ultimately, increase crop yield. The powder coated steel delivers a robust frame around which is a combined polyethylene and micro mesh cover. With multiple different airflow configurations, the Frame and Multi Cover Set is a safe and secure way of covering your crops and keeping them at prime temperature for growth. Maximising the amount of produce gained from a singular season, the mesh cover is perfect for warming up the soil and letting in the light for developing seeds. Your plants will benefit from the well-aerated, breathable climate that this VegTrug Cover allows for, nurturing the best possible conditions to extend the growing season!