Shanghai ABM rock wool Dafeng Co., Ltd 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 grow slab,grow block,propagation plug,Grow Plug,Rockwool cubes,propagation 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: This table is for reference only, please consult us for specific information.



rockwool cubes bucket can be made into different specifications according to the needs, which is suitable for automatic sowing, industrialized seedling raising, mechanized transplanting etc. UPuper® rock wool is light without scattering, which can reduce labor cost and intensity. It helps to improve labor environment and production efficiency.
The return liquid of UPuper® rock wool is clean so that it can be recycled, which not only saves water and fertilizer, but also protects the environment. UPuper® rock wool substrate is manufactured in full automatic production lines so that the customer will receive products with accurate size and fast delivery time. UPuper® can meet the needs of different growers in different periods.

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.

rockwool cubes bucket---FAQs Guide

1.Can rockwool cubes bucket be used in combination with traditional soil to improve aeration and drainage in potted plants?
2.What is the composition and material of rockwool cubes bucket, and how do they compare to other growing mediums like soil or coco coir?
3.Are there organic or sustainable options for rockwool cubes bucket that meet eco-friendly growing practices?
4.How do you monitor and maintain proper moisture levels within rockwool cubes bucket throughout the plant's growth cycle?
5.As a rockwool cubes bucket manufacturer,What is soilless cultivation?
6.Are there specific tools or accessories designed for working with rockwool cubes bucket, such as hole punches or plant supports?
7.Are there rockwool grow cube products specifically designed for vertical gardening or living walls?
8.What are the key considerations for matching the size of rockwool cubes bucket to the specific plant species being cultivated?
9.What types of crops or plants are best suited for cultivation in rockwool cubes bucket, and are there any limitations?
10.What environmental conditions, such as temperature and humidity, are optimal for using rockwool cubes bucket in indoor or outdoor growing setups?
11.About rockwool cubes bucket,How to calculate the irrigation amount of nutrient solution?
12.Are rockwool cubes bucket compatible with automatic irrigation and nutrient delivery systems commonly used in hydroponics?
13.As a rockwool cubes bucket manufacturer,What's the term of payment?
14.How do rockwool cubes bucket accommodate different irrigation methods, including drip systems, flood and drain, or ebb and flow?
15.As a rockwool cubes bucket manufacturer,Why use soilless cultivation?

1.Can rockwool cubes bucket be used in combination with traditional soil to improve aeration and drainage in potted plants?

Yes, rockwool cubes bucket can be used in combination with traditional soil to improve aeration and drainage in potted plants. Rockwool is a lightweight, porous material that helps to improve drainage and aeration in soil, allowing for better root growth and healthier plants. It can also help to retain moisture in the soil, which is beneficial for plants that require more frequent watering.

2.What is the composition and material of rockwool cubes bucket, and how do they compare to other growing mediums like soil or coco coir?

rockwool cubes bucket are made from a combination of basalt and chalk that is melted and spun into fibers. The fibers are then compressed into cubes. Rockwool is a great growing medium because it is sterile, lightweight, and provides excellent drainage and aeration. It also holds moisture well and is pH neutral. Compared to soil, rockwool is much lighter and easier to work with, and it does not contain any of the pests or diseases that can be found in soil. Compared to coco coir, rockwool is more sterile and does not contain any of the salts that can be found in coco coir. Rockwool is also more lightweight and easier to work with than coco coir.

3.Are there organic or sustainable options for rockwool cubes bucket 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.

4.How do you monitor and maintain proper moisture levels within rockwool cubes bucket 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.

5.As a rockwool cubes bucket manufacturer,What is soilless cultivation?

Soilless cultivation is a method of cultivating plants without natural soil nor use compound fertilizer and similar compound fertilizer based on soil. It is a new method that only uses nutrient solution to support for plant growth or various cultivation substrates that can replace soil and are suitable for plant growth. Soilless cultivation can be divided into fog cultivation, water cultivation and solid substrate cultivation. UPuper® Rock wool substrate belongs to solid substrate cultivation.

6.Are there specific tools or accessories designed for working with rockwool cubes bucket, 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.

7.Are there rockwool grow cube products specifically designed for vertical gardening or living walls?

Yes, there are rockwool grow cubes specifically designed for vertical gardening and living walls. These cubes are designed to provide optimal air and water retention, as well as support for the plants. They are available in various sizes and shapes to fit any vertical gardening or living wall setup.

8.What are the key considerations for matching the size of rockwool cubes bucket to the specific plant species being cultivated?

As a rockwool cubes bucket manufacturer, UPUPER will tell you the following factors:
1. Plant size: The size of the rockwool cubes should be matched to the size of the plant. For example, larger plants will require larger cubes, while smaller plants will require smaller cubes.
2. Plant root system: The size of the rockwool cubes should also be matched to the size and complexity of the plant’s root system. For example, plants with larger and more complex root systems will require larger cubes.
3. Plant growth rate: The size of the rockwool cubes should also be matched to the plant’s growth rate. For example, plants with faster growth rates will require larger cubes.
4. Plant nutrient requirements: The size of the rockwool cubes should also be matched to the plant’s nutrient requirements. For example, plants with higher nutrient requirements will require larger cubes.
5. Plant water requirements: The size of the rockwool cubes should also be matched to the plant’s water requirements. For example, plants with higher water requirements will require larger cubes.

9.What types of crops or plants are best suited for cultivation in rockwool cubes bucket, and are there any limitations?

rockwool cubes bucket 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.

10.What environmental conditions, such as temperature and humidity, are optimal for using rockwool cubes bucket 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.

11.About rockwool cubes bucket,How to calculate the irrigation amount of nutrient solution?

In case of tomatoes, from planting to flowering: the irrigation amount is about 300-500ml / plant / day; From flowering stage to early fruiting stage: the irrigation amount is about 800-1200ml / plant / day; From early fruiting to harvest period: the irrigation amount is 1200-1500ml / plant / day, and the irrigation amount in full fruit period is about 1500-2000ml / plant / day. You can also bring out a rough calculation according to the shape and size of rock wool.

12.Are rockwool cubes bucket compatible with automatic irrigation and nutrient delivery systems commonly used in hydroponics?

Yes, rockwool cubes bucket 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.

13.As a rockwool cubes bucket manufacturer,What's the term of payment?

T/T, Paypal, Credit card etc.

14.How do rockwool cubes bucket accommodate different irrigation methods, including drip systems, flood and drain, or ebb and flow?

rockwool cubes bucket can accommodate different irrigation methods by providing a variety of sizes and shapes to fit different systems. For example, the cubes can be cut to fit a drip system, or they can be used in a flood and drain system by providing a larger surface area for water to flow through. For an ebb and flow system, the cubes can be used to create a platform for the plants to sit on, allowing the water to flow around them.

15.As a rockwool cubes bucket 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.

Tags: grow cubes for hydroponics,planting in rockwool cubes,plug and plant grow system,hydropod grow plug,growing cube watermelons