Grodan Improved MM 40/40 Mini-Block 1.5" x 1.5" x 1.5" (4 x 4 x 4 cm) No Wrap (2,250 / case)

• Greenhouse industry standard size.
• Compatible with a wide variety of inserts and accessories.
• Perfect fit with the Mondi Mini Greenhouse.
• Continuous channels and ‘level fit’ wide ridge prevents water pooling.
• Provides stability for propagation media.
• Super reinforced sides and lip.
• Thick black plastic with UV protection.
• Professionally engineered tray-ends.
• Easy to nest and separate.
• Length: 11 inches (28 centimeters).
• Width: 22 inches (56 centimeters).
• Height: 2.5 inches (6.4 centimeters).

• Ultimate humidity dome for highest propagation success rates.
• Perfect Fit system snugly fits standard 1020 trays.
• Provides maximum space for seeds, cuttings, and plants.
• Perfect 2-Finger Easy Vent ensures precise humidity control.
• Thick, heavy-duty, high-grade plastic maximizes light penetration.
• Experience The Mondi Advantage!
• Width: 21.5 inches (54.5 centimeters).
• Length: 11 inches (28 centimeters).
• Total height: 7.5 inches (19 centimeters).

• First and only black and white propagation tray on the market.
• White surface enhances light reflectivity.
• Black base prevents light penetration to root zone reducing chance of root disease.
• Industry-standard size compatible with a wide variety of inserts and accessories.
• Perfect fit with the Mondi Mini Greenhouse.
• Continuous channels with holes and ‘level fit’ wide ridge prevents water pooling.
• Premium-grade virgin materials for cleanliness and durability.
• Reinforced outside shell made from recycled materials.
• Easy-to-nest and separate.
• Length: 11 inches (28 centimeters).
• Width: 22 inches (56 centimeters).
• Height: 2.5 inches (6.4 centimeters).

Gro-Slabs™ provide the final stage for growing a spectacularly large plant. Transplant your Gro-Block™ plant onto a slab just like professional growers. They come in clearly marked biodegradable UV-resistant sleeves for comfortable handling and algae prevention. With the Uni-Slab all plant roots are protected and contained for the life of the plant. Due to its size the Uni-Slab is perfect for one large plant. Uni-Slab has the benefits of a slab with the versatility of a block. All Gro-Slabs ha