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Greengrow Upuper Rockwool Cube - CB 100M - Case (216 Pcs)


Product Description

UPuper®CB 100M grow cubes can be used as an intermediary or
final container for planting. Cubes provide a high-quality stonewool substrates for hydroponic and indoor cultivation.Large size of root development zone will help plants growing better.

Product Specification
Product model: CB 100M
Single size: 4 *4 *3 (L*W*H(inch))
Hole Size: φ1",H1.38"
Grooves: Have
Film: Have white film wrapped.
Package: 216 pcs/carton
*Any other size request, please contact us online!

Product Parameter (Property: Value)

  • Bond strength: NA
  • Sink time: <10s
  • Water absorption rate: >=900%
  • Organic matter content: <1.5%
  • Meet GMP Hygiene requirements (Bioburden test): No microorganisms
  • Content of toxic and harmful heavy metals: Not detectable levels

Product Advantage
1. Individually wrapped cubes hold the rockwool’s shape and prevent algae growth.
2. Easy to transport without hurting the roots and can improve transplanting efficiency.
3. Give roots more growing space.
4. Better water and fertilizer retention.
5. Uniform water content and electrical conductivity distribution throughout cubes.
6. Grooves can facilitate water drainage and provide air pruning on root system.
7. Rapid root system development.

UPuper® CP T25/CP T36/CP R20 stater plugs fit snugly into the pre-formed hole
on the top of the growing cube. Used as an intermediary container for cannabis planting.

Practice TIPS
1. You need pre-soak them before use.
2. Adjust PH of 5.5-6.5 for cannabis planting.
3. You can remove the wrapping of the grow cubes, cut it and mix it with the soil to improve the air permeability of the soil.

Greengrow Upuper Rockwool Cube - CB 100M - Case (216 Pcs)



  • What's the advantages of hydroponic culture?

    Hydroponic vegetables provide nutrients and water directly to the roots through nutrient solutions, making their nutrient supply more sufficient, balanced, and rapid. Vegetables grown in this way have yields several times or even more than ten times higher than those grown in traditional soil or substrate cultivation.

  • What's the advantages of rock wool cultivation?

    Agricultural rock wool cultivation is the most advanced cultivation technology in modern agriculture. From cultivation facilities to environmental control, it can be monitored and regulated according to the needs of crop growth and development. Therefore, agricultural rock wool cultivation has advantages that traditional soil cultivation cannot surpass.

  • I'm a business grower, can I get a discount?

    Yes, we offer wholesale discount for business growers. If you're shopping in volume, please contact us for the wholesale price and any other discount programs that you may be eligible.