Products Description
JMK Hydroponic Rockwool 1.1 inch Seedling Starter plug is engineered for seedling or cutting propagation. Each sheet of rockwool starter plug fits precisely into standard seedling trays, and every plug comes with a pre - formed hole, enabling easy planting of seeds or clones. When plants develop roots, growers can transplant individual starter plugs to larger stonewool grow cubes. As an economical option for propagation, these trapezoidal seedling plugs are smaller in size, making them cost - effective.
| Model | Size(mm) | Size(inch) | Pre-hole size(mm) | Quantity Per Carton |
| TP25S | 25x25x25 | 1"x1"x1" | 5x15 | 6400 |
| TP25M | 25x25x30 | 1"x1"x1.1" | 5x15 | 5200 |
| TP25M | 25x25x35 | 1"x1"x1.3" | 5x15 | 4400 |
| TP25L | 25x25x40 | 1"x1"x1.5" | 5x15 | 6000 |
Parameter
pH<7.5
Sink time<10s
Meet GMP Hygiene requirements (Bioburden test):No microorganisms
Application:
JMK agricultural rockwool plug boasts exceptional versatility, making it an ideal choice for cannabis cloning. When used for cannabis cuttings, it promotes rapid rooting and ensures uniform stem development—providing a reliable foundation for healthy seedling growth in professional cultivation scenarios.
Usage Tips:
1. You need pre-soak them before use.
2. Adjust nutrient PH of 5.5-6.5 for cannabis cloning.
3. Rockwool plugs can be reused or recycled for another planting. Plant leafy vegetables（ shallow-rooted plants）after disinfection. Or cut it and mix it with the soil to improve the air permeability of the soil.
4.It is suggested to wear a pair of gloves when using.
