120 Pack Refill Sponges for the Original 60-cell Planting Block
Just soak them in water for a few minutes, then fit them into the Bio Planting Block!
For replacement 60 Cell Bio Planting Block and 60 Bio Sponges. To find out more please see Park's Bio Dome Seed Starter system.
|Item Form||Pack of 120|
|Additional Characteristics||Seed Starting|