Shanghai ABM rock wool Dafeng Co., Ltd is located in the Hongqiao CBD of Shanghai, with its production base located in Dafeng District, Yancheng City, Jiangsu Province, covering an area of over 233000 square meters. It is the largest green rock wool production base with the highest investment and leading technological equipment in the entire Asia Pacific region. The main products include grow block,Growing Cubes,Seedling plug,Grow Plug,propagation block,grow slab, etc.

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.UPuper® forges ahead bravely on the road of continuous innovation and contributes to agriculture facility’s intellectualization,automation,precision.

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



growing cube pumpkins 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.


Uniform water content and electrical conductivity distribution throughout cubes.
Grooves can facilitate water drainage and provide air pruning on root system.
Rapid root system development.

growing cube pumpkins---FAQs Guide

1.As a growing cube pumpkins manufacturer, What about your package?
2.What is the expected lifespan of growing cube pumpkins, and how do you determine when it's time to replace them?
3.As a growing cube pumpkins manufacturer,What is soilless cultivation?
4.Do growing cube pumpkins have different densities or compositions for use in various growing stages, such as seed germination or flowering?
5.Are there any concerns or precautions related to the health and safety of growers working with growing cube pumpkins, including dust or fiber exposure?
6.As a growing cube pumpkins manufacturer,What's the term of payment?
7.How do you prepare growing cube pumpkins for planting, and what pre-soaking or conditioning steps are recommended?
8.Are growing cube pumpkins suitable for both soil-based and soilless growing systems?
9.What is the recommended method for disposing of used growing cube pumpkins to minimize environmental impact?
10.Can growing cube pumpkins be used in conjunction with other growing media or as part of a multi-stage cultivation process?

1.As a growing cube pumpkins manufacturer, What about your package?

Export standard package. Cartons tested for compressive strength. Pallet packaging is also acceptable.

2.What is the expected lifespan of growing cube pumpkins, and how do you determine when it's time to replace them?

The expected lifespan of growing cube pumpkins 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.As a growing cube pumpkins 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.

4.Do growing cube pumpkins have different densities or compositions for use in various growing stages, such as seed germination or flowering?

Yes, growing cube pumpkins 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.

5.Are there any concerns or precautions related to the health and safety of growers working with growing cube pumpkins, including dust or fiber exposure?

Yes, there are health and safety concerns related to working with rockwool grow cubes. Rockwool is made from melted basaltic rock and chalk, and when it is cut or handled, it can release dust and fibers into the air. This dust and fiber can be inhaled and can cause irritation to the eyes, nose, and throat.
It can also cause skin irritation and respiratory problems. Therefore, it is important to wear protective gear such as a dust mask, safety glasses, and gloves when handling rockwool. Additionally, it is important to ensure that the work area is well-ventilated and that the rockwool is kept away from food and drink.

6.As a growing cube pumpkins manufacturer,What's the term of payment?

T/T, Paypal, Credit card etc.

7.How do you prepare growing cube pumpkins for planting, and what pre-soaking or conditioning steps are recommended?

UPuper is centered on customers and always pay attention to customers' needs for growing cube pumpkins 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.

8.Are growing cube pumpkins suitable for both soil-based and soilless growing systems?

Yes, growing cube pumpkins are suitable for both soil-based and soilless growing systems. Rockwool is a great medium for both types of systems because it is lightweight, sterile, and provides excellent drainage and aeration. It also holds moisture well, making it an ideal choice for both types of systems.

9.What is the recommended method for disposing of used growing cube pumpkins to minimize environmental impact?

The recommended method for disposing of used growing cube pumpkinss is to compost them. Rockwool is made from basalt and chalk, which are both natural materials that can be broken down by microorganisms in the soil. Composting the cubes will help to reduce the environmental impact by returning the materials to the soil.

10.Can growing cube pumpkins be used in conjunction with other growing media or as part of a multi-stage cultivation process?

Yes, growing cube pumpkins can be used in conjunction with other growing media or as part of a multi-stage cultivation process. Rockwool cubes are often used in hydroponic systems as a medium for starting seeds or cuttings, and can be used in conjunction with other growing media such as perlite, vermiculite, and coco coir. Rockwool cubes can also be used in multi-stage cultivation processes, such as in aeroponic systems, where the cubes are used to start the seedlings and then transferred to a larger growing medium.

Tags: wholesale rockwool cubes,rockwool grow blocks,grower foam plugs,rockwool cubes for starting seeds,rockwool grow cubes home depot,rockwool cube trays,scented rockwool cubes