Products Description
Tenlead medium for growing cannabis is made of perfect materials -- phenolic foam, which is very healthy and high-quality. When you soak the growing medium, the water will be lost quickly, so the medium is not affected by microorganisms to a large extent. And they are used to easily start seeds and cuttings, allowing the roots of the entire cube to develop evenly. Do not squeeze the cubes, especially when wet. The medium allow you to firmly hold the tender cuttings without hurting them, so the cuttings become healthier and stronger.


| Material | phenolic foam |
| Density | 11-20kg/m³ 40-50kg/m³ |
| Pore space | 90-98% |
| PH value | 6.5-7.4 |
| Electrical conductivity(ds/m, 20C degrees) | 0.55 |
| Shrinkage | < 0.01% |
| Compressive strength(kpa) | 20-31 |
| Fully available water(%vol) | 50-61% |
| Water retention time(h) | 72-144 |
| Water retention capacity(%vol) | 50-91% |
Advantages
Made of eco-friendly inorganic materials, high germination, which can hold the sprouted seedlings well.
Perfect for seedlings of flowers, saplings and vegetables. It is widely used in family garden seedlings, agricultural seedlings transplanting, etc.
Reduces the temperature difference between day and night and maintains the temperature of the root. The moisture condition of each rock wool is also similar.
It is essential to keep the upper part of the block moist by misting or watering sparingly.
related products
Sprouting Trays
Sprouting trays are specialized containers designed for cultivating sprouts from seeds, grains, or legumes. These trays typically consist of several shallow levels, often made from food-safe materials like plastic or BPA-free materials. They facilitate the germination process by providing ideal conditions for seeds to sprout, including proper aeration, moisture, and drainage.

Drop Seeders
Drop seeders, also known as drop spreaders, are gardening or farming tools used for precise seeding of small to medium-sized areas. Unlike broadcast spreaders that scatter seeds widely, drop seeders deposit seeds uniformly in straight rows. When pushed or pulled across the board, the seeder releases seeds through evenly spaced openings directly onto the growing mediums. This method allows for controlled and accurate seed placement, ideal for planting grass, vegetables, or small grains. Drop seeders are valuable for maintaining consistent seed density and promoting organized growth patterns.

Seedling Trays
Seedling trays are containers designed for starting seeds and nurturing young plants in a controlled environment. They come in various sizes, shapes, and cell configurations, catering to different plant varieties and gardening needs. These trays are a vital tool for gardeners, nurseries, and farmers, promoting healthy seedling development before they're transplanted into larger pots or gardens.

Hydropoinc Pipes
Typically made of materials like PVC or other plastics, hydroponic pipes house plant roots within or along their length. Nutrient solutions flow through the pipes, providing essential elements for plant growth. Hydroponic pipes come in various configurations—such as nutrient film technique (NFT) systems or vertical towers—efficiently maximizing space and optimizing nutrient delivery to cultivate healthy plants in indoor or controlled environments.

Professional Factory

Fujian Ten-lead Advanced Material Co. Ltd. is located in Longyan City, Fujian Province, China. We have more than 20 years of experience in phenolic foam related products. The technology and quality have reached the international equivalent product standards. The products are widely used in many fields such as building wall fire protection and insulation, building decoration, agricultural hydroponics, etc. Our company has established long-term cooperative relations with colleges and many large-scale institutions with the advantages of honest operation, reliable quality, complete varieties and competitive price.
how to use
To plant cannabis seeds using a growing medium, follow these steps for successful germination:
1. Choose a Suitable Growing Medium: Opt for a light, well-draining medium such as Tenlead growing mediums. Ensure it's pre-moistened but not waterlogged.
2. Prepare the Growing Container: Use small pots or seedling trays filled with the growing medium. Ensure they have drainage holes at the bottom to prevent waterlogging.
3. Germination Process:
Place the cannabis seeds gently into the holes.
Cover the seeds lightly with a paper or a newspaper, ensuring they're in dark and moist environment.
4. Maintain Ideal Conditions:
Keep the medium consistently moist but not soaked.
After germinating(usually within 3-7 days), place the mediums in a warm (70-85°F or 21-29°C), dark, and humid environment, such as a hydoponic system. Provide adequate light and continue to water carefully to avoid over-saturation.
5. Monitor and Care:
Check daily for moisture levels and ensure the medium remains damp.
By following these steps, you can effectively use a growing medium to plant cannabis seeds and support their initial growth stages until they develop into healthy seedlings.
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