UPuper® will be committed to providing pollution-free, high-performance, sustainable and safe substrate for agriculture facility, and lead modern smart agriculture future with excellent quality, first-class service , efficient & accurate planting methods.UPuper® is gradually carrying out the "recycling" plan - recycling the used rock wool into new products, and continue to play an important role in building energy conservation, industrial thermal insulation and ship safety.

UPuper® developed a series of products that are suitable for different crops and different growth stages, with multiple specifications to meet the various needs of different growers. Growers can also choose to customize products according to their actual situation. The products include:Grow Plug,grow block,Rockwool cubes,Seedling plug,propagation plug,grow slab,etc.

 Please note: This table is for reference only, please consult us for specific information.



grow cubes kickstarter has the least impact on the environment among all substrates. UPuper® rock wool cubes are made from natural rock and melted at 1500℃. It has no pathogenic bacteria, toxic and harmful substances.
It provides a pollution-free root environment for growing green crops. UPuper® Rock wool substrates can also realize recycling, which makes it to become a green, safe, stable and reliable soilless culture medium.

Instructions for using rockwool cubes:
1. Soak the rockwool cubes in warm water to fully foam.
2. Put the rockwool cubes into a container and distribute evenly.
3. Place the seeds gently on the surface in the correct direction and wrap them in rockwool cubes, as the frosted rockwool  grow cubes can absorb enough water to ensure sufficient moisture coverage of the plant roots.
4. Depending on the variety of plants, they can grow new roots under the support of external plant sprouting cloths, achieving germination.
5. Put the sprouted cloth blocks of plants back into the container and replenish them with water in a timely manner.


Individually wrapped cubes hold the rockwool’s shape and prevent algae growth.
Easy to transport without hurting the roots and can improve transplanting efficiency.

grow cubes kickstarter---FAQs Guide

1.What environmental conditions, such as temperature and humidity, are optimal for using grow cubes kickstarter in indoor or outdoor growing setups?
2.What is the expected lifespan of grow cubes kickstarter, and how do you determine when it's time to replace them?
3.What applications can grow cubes kickstarter be used for?
4.What types of crops or plants are best suited for cultivation in grow cubes kickstarter, and are there any limitations?
5.How do grow cubes kickstarter help prevent overwatering or waterlogged conditions in plant root systems?
6.How do you prevent the formation of algae or mold on the surface of grow cubes kickstarter?
7.Is it possible to get samples of the grow cubes kickstarter for you?
8.How do you prepare grow cubes kickstarter for planting, and what pre-soaking or conditioning steps are recommended?
9.Can grow cubes kickstarter be reused, and what is the recommended cleaning and sterilization process for multiple growing cycles?

1.What environmental conditions, such as temperature and humidity, are optimal for using grow cubes kickstarter in indoor or outdoor growing setups?

The optimal environmental conditions for using rockwool grow cubes in indoor or outdoor growing setups are temperatures between 65-75°F (18-24°C) and humidity levels between 40-60%. It is important to maintain these conditions to ensure the best results for your plants.

2.What is the expected lifespan of grow cubes kickstarter, and how do you determine when it's time to replace them?

The expected lifespan of grow cubes kickstarter is typically between 1-3 years, depending on the frequency of use and the quality of the cubes. To determine when it's time to replace them, look for signs of wear and tear such as discoloration, cracking, or crumbling. If the cubes are no longer providing adequate support for the roots of your plants, it's time to replace them.

3.What applications can grow cubes kickstarter be used for?

grow cubes kickstarter can be used for a variety of applications, including hydroponic gardening, seed starting, cloning, and propagation. They are also commonly used in aeroponic systems, as well as for growing mushrooms.

4.What types of crops or plants are best suited for cultivation in grow cubes kickstarter, and are there any limitations?

grow cubes kickstarter are best suited for hydroponic cultivation of vegetables, herbs, and flowers. Some of the most popular crops grown in rockwool cubes include tomatoes, peppers, cucumbers, lettuce, and basil. Rockwool cubes can also be used to propagate cuttings from existing plants.
The main limitation of rockwool cubes is that they are not suitable for growing root vegetables such as potatoes, carrots, and onions. Additionally, rockwool cubes are not suitable for growing plants that require a lot of water, such as watermelons and pumpkins.

5.How do grow cubes kickstarter help prevent overwatering or waterlogged conditions in plant root systems?

grow cubes kickstarter are made of a porous material that helps to regulate the amount of water that is available to the plant roots. The material is designed to absorb and retain water, while also allowing excess water to drain away. This helps to prevent overwatering and waterlogged conditions in the root system, as the plant is able to take up only the amount of water it needs.

6.How do you prevent the formation of algae or mold on the surface of grow cubes kickstarter?

To avoid causing losses due to these issues, UPuper recommends that you do the following:
1. Make sure to keep the rockwool grow cubes in a well-ventilated area.
2. Avoid overwatering the rockwool grow cubes.
3. Clean the rockwool grow cubes regularly with a mild detergent and water solution.
4. Use a fungicide or algaecide to prevent the formation of algae or mold.
5. Make sure to keep the rockwool grow cubes away from direct sunlight.

7.Is it possible to get samples of the grow cubes kickstarter for you?

Yes, we can provide samples for your quality testing.

8.How do you prepare grow cubes kickstarter for planting, and what pre-soaking or conditioning steps are recommended?

UPuper is centered on customers and always pay attention to customers' needs for grow cubes kickstarter products.We provide these suggestions:
1. Pre-soak the rockwool cubes in a nutrient solution for 15-20 minutes. This will help to ensure that the cubes are evenly saturated with water and nutrients.
2. Rinse the cubes with clean water to remove any excess nutrient solution.
3. Place the cubes in a tray or container and fill with water until the cubes are completely submerged.
4. Allow the cubes to soak for 24-48 hours. This will help to ensure that the cubes are fully hydrated and ready for planting.
5. Once the cubes are fully hydrated, drain off any excess water and plant your seeds or cuttings.

9.Can grow cubes kickstarter be reused, and what is the recommended cleaning and sterilization process for multiple growing cycles?

Yes, grow cubes kickstarter can be reused. The recommended cleaning and sterilization process for multiple growing cycles is to soak the cubes in a 10% bleach solution for 10 minutes, rinse them thoroughly with clean water, and then allow them to dry completely before reusing.

Tags: tobacco grow plugs,rockwool cubes in the garden,mushroom grow cube,rockwool cubes manufacturer,plant growing cubes,grow cubes instead of hydroton,aerogarden grow plugs