Jiffy Peat Pellet , 30mm (Pack of 50)
Jiffy compressed seed-starting pellets expand to 7 times original size when placed in water. A plastic mesh around the peat holds the material in place until roots grow through. Pre-sterilized and pre-fertilized, the pellets hasten seedling growth and development. Available in 42-millimeters diameter. Warning: chocking hazard - small parts. Not for children under 3 years.