Gro-Sure Smart Seed 40m² is a high-quality blend of premium grass seed ideal for over-seeding worn grass or for filling in bare patches. The grass seeds are treated with Aqua gel technology for improved germination success - Aqua gel can absorb up to 400 times its weight in water and slowly releases it back to the seeds. Gro-Sure Smart Seed is the lawn seed that is guaranteed to grow. This pack covers 40m².