General description The 14 pieces plant root box set includes three variants (Small, Medium, Large) designed for effective plant propagation using the air layering method. Made from high-quality PP plastic, these sturdy propagation trays are reusable and built to last for years. The root balls come in three sizes: Small (5 cm), Medium (8 cm), and Large (12 cm), allowing you to grow different sizes of plant roots efficiently. Technical specifications Material: High-quality PP plastic Sizes: Small - 5 cm, Medium - 8 cm, Large - 12 cm Installation Peel off the bark of the branch where roots are needed to a width of about 2-2.5 cm. Fill the growing root area with moist moss or garden soil. Wrap the filled root area around the peeled bark and secure it in place using the provided safety locks or plastic ties. Propagation results can typically be seen within 6-8 weeks after installation. Usage The plant root box is designed for indoor and outdoor trees, including roses, fruit trees, and