Shanghai ABM rock wool Dafeng began to develop rock wool substrates start from the 1990s. So far, it has a history of more than 20 year and been registered in more than 20 countries, UPuper® sales footprints cover all over the world and has been highly recognized by growers locally and abroad.

Our main products are Rockwool cubes,grow slab,Growing Cubes,propagation block,propagation plug,grow block, etc.After more than 20 years of continuous exploration, R & D and practical application in the field of substrates, after three generations of improvement, UPuper® combined with the actual needs of growers, rock wool substrates has been developed into different items for different application fields such as agriculture facility, three-dimensional greening and potted plants to cover much more industries.

 Please note: The above table data is for reference only. For specific information, please contact us.



reuse rockwool slabs tomatoe have a strong ability of water saving and fertilizer retention. It provides an excellent growth environment for crop roots. The internal three-dimensional network fiber structure makes the nutrient distribution more evenly, which is conducive to the roots extension and growth. A developed root system is the precondition of high yield and excellent fruit quality.
UPuper® Rock wool has firm structure and is not easy to deform without scattering, so It will not cause any damage to crops root while transplanting, the survival rate will increase, which is also helpful to grow large seedlings. It can help to realize the time to market  in advance or later seasons to bring higher yield, quality and economic benefits.

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.


Give roots more growing space.Better water and fertilizer retention.

reuse rockwool slabs tomatoe---FAQs Guide

1.Do reuse rockwool slabs tomatoe have different densities or compositions for use in various growing stages, such as seed germination or flowering?
2.Are there organic or sustainable options for reuse rockwool slabs tomatoe that meet eco-friendly growing practices?
3.Are there specific tools or accessories designed for working with reuse rockwool slabs tomatoe, such as hole punches or plant supports?
4.Are reuse rockwool slabs tomatoe compatible with automatic irrigation and nutrient delivery systems commonly used in hydroponics?
5.Can reuse rockwool slabs tomatoe be reused, and what is the recommended cleaning and sterilization process for multiple growing cycles?
6.What are the common challenges or issues that growers may encounter when using reuse rockwool slabs tomatoe, and how can they be mitigated?
7.As a reuse rockwool slabs tomatoe manufacturer,What's the term of payment?
8.How do you monitor and maintain proper moisture levels within reuse rockwool slabs tomatoe throughout the plant's growth cycle?
9.About reuse rockwool slabs tomatoe,Why should we open some drains on the rock wool cultivation strip?
10.Is it possible to get samples of the reuse rockwool slabs tomatoe for you?
11.What sizes and shapes do reuse rockwool slabs tomatoe come in, and how do these variations affect their applications?
12.As a reuse rockwool slabs tomatoe manufacturer,Why use soilless cultivation?

1.Do reuse rockwool slabs tomatoe have different densities or compositions for use in various growing stages, such as seed germination or flowering?

Yes, reuse rockwool slabs tomatoe can have different densities and compositions for use in various growing stages. For example, some rockwool cubes are designed specifically for seed germination, while others are designed for flowering. The density and composition of the rockwool cubes can vary depending on the type of plant being grown and the desired outcome.

2.Are there organic or sustainable options for reuse rockwool slabs tomatoe that meet eco-friendly growing practices?

Yes, there are several organic and sustainable options for rockwool grow cubes that meet eco-friendly growing practices. These include organic rockwool cubes made from natural materials such as coconut coir, hemp, and jute, as well as sustainable rockwool cubes made from recycled materials. Additionally, some companies offer rockwool cubes that are treated with natural, non-toxic solutions to reduce the risk of disease and pests.

3.Are there specific tools or accessories designed for working with reuse rockwool slabs tomatoe, such as hole punches or plant supports?

Yes, there are several tools and accessories designed specifically for working with rockwool grow cubes. These include hole punches, plant supports, and trays for holding the cubes. Additionally, there are tools for cutting and shaping the cubes, as well as tools for transplanting seedlings from the cubes into larger containers.

4.Are reuse rockwool slabs tomatoe compatible with automatic irrigation and nutrient delivery systems commonly used in hydroponics?

Yes, reuse rockwool slabs tomatoe are compatible with automatic irrigation and nutrient delivery systems commonly used in hydroponics. However, it is important to note that rockwool cubes should be soaked in water before use to ensure that they are properly hydrated. Additionally, rockwool cubes should be flushed with water every few weeks to prevent nutrient buildup.

5.Can reuse rockwool slabs tomatoe be reused, and what is the recommended cleaning and sterilization process for multiple growing cycles?

Yes, reuse rockwool slabs tomatoe 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.

6.What are the common challenges or issues that growers may encounter when using reuse rockwool slabs tomatoe, and how can they be mitigated?

UPuper is a professional reuse rockwool slabs tomatoe manufacturer and may encounter these issues. We provide corresponding suggestions:
1. Poor drainage: Rockwool cubes can become waterlogged if not properly drained. To mitigate this, growers should ensure that the cubes are placed in a tray with adequate drainage holes and that the cubes are not over-watered.
2. pH imbalance: Rockwool cubes can become too acidic or alkaline if not properly managed. To mitigate this, growers should regularly check the pH of the cubes and adjust as needed.
3. Nutrient deficiencies: Rockwool cubes can become nutrient deficient if not properly managed. To mitigate this, growers should regularly check the nutrient levels of the cubes and adjust as needed.
4. Pest infestations: Rockwool cubes can become infested with pests if not properly managed. To mitigate this, growers should regularly inspect the cubes for signs of pests and take appropriate action if necessary.

7.As a reuse rockwool slabs tomatoe manufacturer,What's the term of payment?

T/T, Paypal, Credit card etc.

8.How do you monitor and maintain proper moisture levels within reuse rockwool slabs tomatoe throughout the plant's growth cycle?

UPuper has many years of experience in this industry and can share with you these:
1. Monitor the moisture levels of the rockwool cubes regularly. Use a moisture meter to measure the moisture content of the cubes.
2. Adjust the watering schedule accordingly. If the cubes are too dry, water more frequently. If the cubes are too wet, water less frequently.
3. Use a humidity dome or tray to help maintain proper moisture levels.
4. Consider using a hydroponic system to provide a more consistent moisture level.
5. Add a layer of perlite or vermiculite to the top of the rockwool cubes to help retain moisture.
6. Consider using a fan to help circulate air and reduce humidity.

9.About reuse rockwool slabs tomatoe,Why should we open some drains on the rock wool cultivation strip?

The drain is opened at the bottom of both ends of the cultivation strip. The drain is opened to allow the normal discharge of excess water and fertilizer to keep the EC Value in the planting strip stable. The location of drainage holes and the correct irrigation amount directly affect the distribution of water and EC in the cultivation strip. Be sure not to set additional drainage holes in the planting strip when you use them, otherwise it will change the planting strip drainage mode, which may be unfavorable to the plant roots in some areas in the planting strip. The surplus water and fertilizer will flow into the diversion tank and return to the irrigation system for recycling after disinfection and other process. It can not only solve the problem of water and fertilizer, but also protect the environment.

10.Is it possible to get samples of the reuse rockwool slabs tomatoe for you?

Yes, we can provide samples for your quality testing.

11.What sizes and shapes do reuse rockwool slabs tomatoe come in, and how do these variations affect their applications?

reuse rockwool slabs tomatoe come in a variety of sizes and shapes, including cubes, slabs, and blocks. The size and shape of the cube will affect the application, as different sizes and shapes are better suited for different types of plants. For example, cubes are great for starting seeds, while slabs are better for larger plants. Blocks are ideal for hydroponic systems, as they provide more surface area for the roots to grow. The shape of the cube also affects the amount of air and water that can be held, which can be beneficial for certain types of plants.

12.As a reuse rockwool slabs tomatoe manufacturer,Why use soilless cultivation?

Soilless cultivation is the most advanced cultivation technology in modern agriculture. From cultivation facilities to environmental control, the whole process can be monitored and regulated according to the needs of crop growth and development. It can realize early maturity and high yield of crops; Production of pollution-free products; greatly improve working conditions, save labor and reduce labor intensity; Save water and fertilizer; Avoid soil continuous planting barriers; it has no regional restrictions and can make the space fully used; so that contribute to the automation and intelligence of cultivation.

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