10 Best Rockwool Hydroponics In The Us - Black Friday 2024
Best Choice1
VIVOSUNVIVOSUN 72 Rockwool Cubes & Net Pots Set for Hydroponics, 1.2” x 1.2” x 1.6” Cubes, 72 Plugs & 72 2” Net Cups for Hydroponic Growing, Seed-Starting, Cloning, Tower Gardens
Main highlights- Ready-to-Grow Kit: Includes 72 pre-cut 1.2" x 1.2" x 1.6" rockwool cubes (2 sheets) and 72 2" net cups; The rockwool cubes provide an excellent hydroponic substrate, making them a superior solution for all your growing needs
- Premium Rockwool: Our rockwool is crafted from natural ingredients, consisting of 60% basalt, 20% coke, 20% limestone, and a trace of iron slag; These high-density, hydrophilic, porous rockwool cubes offer excellent water retention and aeration, ideal for soilless cultivation
- More Ways to Grow: The rockwool cubes and net pot kit are ideal for germination, cloning, propagation, rooting, hydroponics, tower gardens, and more; They ensure immediate cultivation of various plants, making them a suitable choice for both beginners and professionals
- Grow Strong Net Cups: The flexible, safe, and sturdy PP material net cups feature a unique mesh design, ensuring superior air permeability and water drainage for rich root growth; A wide brim allows for easy hanging in hydroponic systems and simple removal for checking plant development
- Easy to Use & Transplant: These light and dependable rockwool cubes are easy to cut to any size you need; Each cube has a pre-cut hole for your seeds or cuttings, and once the roots develop, you can effortlessly transfer the cubes into any other growing medium
9.8Exceptional
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Value for Money2
The Hydroponic City1.5" Grodan Rockwool Cubes for Seed Starter (98 Hydroponic Plugs) + The Hydroponic City Stakes
Main highlights- Supports the requirement of the plant in the different plant stages
- Once your seedlings have a good rooting structure and are looking strong now is the time for transplanting as the rooting cube will be full of vigorous roots.
- Has a tremendous capacity for absorbing nutrient solution while retaining plenty of oxygen for rapid plant growth
- Grodan A-OK Rockwool starter plugs are perfect for starting seeds or for rooting clone cuttings
- 5 THCity Stakes included in every order!
9.6Exceptional
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3
HalatoolHalatool 1 Inch Rockwool Cubes Garden Rock Wool Stonewool Grow Cubes Starter Plugs for Hydroponics Soilless Cultivation Clone Plants Germination Start (4 Sheets of 200 Cubes)
9.3 sweat control8.7 worth the money8.0 Simple to useWhy we love it
Supports large-scale planting with 200 pieces included.
High-quality basalt ensures excellent water absorption and aeration.
Easy to transplant due to high water retention.
9.5Excellent
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4
General HydroponicsGeneral Hydroponics Rapid Rooter, Starter Plug for Seeds or Cuttings, Great for Soil or Hydroponics Growing System, 50 Plugs
9.5 sweat control9.1 Thickness9.1 Simple to useWhy we love it
Pre-moistened plugs save time and hassle.
High germination success with robust root growth.
Versatile for soil or hydroponic systems.
9.4Excellent
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5
LegigoLegigo 1 Inch Rockwool Cubes Seed Starter Grow Cubes for Hydroponics, Rock Wool Planting Cubes Clone Cubes Soilless Cultivation Hydroponics Pods for Garden Plants Germination (4 Sheet, 200 Plugs)
Main highlights- Wide Application: These rockwool starter plugs have good moisturizing effect and handy planting hole, widely used in hydroponic, seed starting, rooting, plant propagation, cloning systems and so on; Much convenient than starting in the soil, these are great for planting enthusiasts and commercial growers
- Premium Material: Our rockwool plugs are very effective hydroponics supplies, made of high-quality basalt, centrifuged at high speed to form fibers after being melted at high temperature, and compressed into blocks through proprietary process, soft and even texture, good water absorption and strong air permeability, which is helpful to the growth of roots
- Package Includes: You will get 4 sheets of stonewool, a total of 200 plugs, the quantity is enough to support growing a large number of plants, you will experience the joy of planting
- How to Use: The pH value of new rockwool cubes is relatively high, generally 7-8, so please dilute it with water until reach to 5.5-6, or add appropriate acid, squeeze some lemon juice to lower the pH value juice before use it; And please wear gloves when using it
- Easy to Transplant: Rockwool grow cubes keep the seeds long enough to establish a root system because of they have high water absorption while retain a lot of oxygen, you can cut it into different sizes, cubes will not sepreate after immersion, easily transplant to net pots, soil, planting machine after rootted
9.1Excellent
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HalatoolHalatool 72PCS 1.2 Inch Rockwool Cubes with 56PCS 2 Inch Net Cups for Hydroponics Great Kratky Hydroponics Kit for Soilless Cultivation Cloning Plants Growing Seeds
Main highlights- Warm Tips: It is advisable to wear gloves and possibly a mask when handling rock wool. Because the whole cube will get re-planted with the plant to avoid damaging the growing roots, you can reuse the plastic net cups, but not the rockwool cubes. If you have any problems about the quality of our products, please contact us.
- Value Package Includes: You will get 72 1.2-inch rock wool cubes and 56 2-inch net cups. This is a pretty good starter kit for someone wanting to get started in aquaponics or hydroponics.The rock wool helps hold in moisture, and the pots give it stability and transportability. This will help yields and sprouting time.
- Quality Material: This rockwool is a very effective hydroponics supply, made of high-quality basalt, centrifuged at high speed to form fibers after being melted at high temperature, and compressed into blocks through proprietary process, soft and even texture, good water absorption and strong air permeability. The mesh cups are made of high quality plastic with ductility, sturdy and durable.
- How to Use: Please devide the rockwool into cubes as needs with a scissor before soaking. Then simply soak the cubes briefly (10 sec) in a nutrient solution to adjust its EC and pH value to the range required by your seeds. Then wait for the seeds to take root and germinate. The roots out of the holes in the netting cups and begin to absorb the nutrient solution below. then you're ready to start growing them soilless.
- Application: These small rockwool cubes are ideal for quickly cloning plants that you will repot, or starting seeds that you will replant as seedlings. This can be used indoors under a grow light, or outside. This would be a good gift for anyone starting out with hydroponics, any parent who wants to teach their kids about cloning plants or growing seeds, or anyone with a small patio garden.
9.0Excellent
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7
AnglecaiAnglecai 100 Pcs Rockwool Cube for Hydroponics with Net Pot, 50P 1Inch Rockwool Stonewool Plug & 50P 1.5Inch Net Cup for Seed Starter Soilless, Hydroponics, Plant Germination Start (Black)
Main highlights- Wide Application: Rock wool has good moisturizing effect and convenient planting holes, widely used in hydroponics, seed starting, rooting, plant propagation, cloning system and other applications
- Sturdy and Durable net cup: The net cup is made of high-quality plastic, not easy to break or crack, and the mesh design promotes healthy root development. The wide edge on the top makes it easy to lift the cup to check the growth
- Package Included: You will get 50 pcs of 1.5-inch plant growth net cups and 1 sheet of rock wool for a total of 50 pcs of 1-inch plugs, which is enough to grow any plants you like, and it is a great value for money
- High-quality Materials: Rockwool blocks are made of high-quality basalt, which is melted at high temperature and centrifuged at high speed to form fibers and pressed into blocks, which is an effective hydroponic growth substrate
- Easy to Use: Cut the rockwool into cubes, soak it in acidic water with a pH of 5.5-6.5, put in seeds and put it in the net cup, wait for the roots to take root, and transplant when the roots penetrate the net cup about 1 inch
- Easy to Transplant: Rockwool blocks can be planted as a whole or individually. Good water absorption, strong air permeability, promotes deeper and wider root growth, high transplant survival rate
8.9Very Good
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8
JowlawnJowlawn 1" Rockwool Cubes for Hydroponics 200 Plugs with 50 Pack 1.5 inch Net Pots Hydroponics Supplies Cups for Rooting, Clone Plants, Starting Seeds, Ideal Rockwool for Hydroponic Growing
Main highlights- 【Wide Application】These rockwool starter plugs have pure composition and handy planting hole, widely used in hydroponic, seed starting, rooting, plant propagation, cloning systems and so on. Low environmental impact, easy to handle compared to other substrates, great for planting enthusiasts and commercial growers.
- 【Premium Material】Our rockwool grow cubes are very effective hydroponics substrates, made of high-quality basalt and chalk, being melted at high temperature then centrifuged at high speed to spraye into 0.005mm fibers and pressed into blocks.
- 【Package Included】4 sheets of 200 cubes, 50 cubes in total. Simply soak the rockwool cube briefly(10 sec) in acidic nutrient solution and adjust its pH value around to 5.5. Don't squeeze it!
- 【Easy to Transplant】Rockwool cubes can be cultivated either whole or individually. Since the rock wool is transversely textured, we recommend wearing gloves and cutting with scissors instead of tearing by hand. Rockwool grow cubes keep the seeds long enough to establish a root system because of their high water absorption, so that the survival rate of transplanting is high.
- 【Benefits of Soilless Cultivation】Rockwool cubes are superior to other typical hydroponic supplies, with up to 96% porosity and 91% water. Even distribution of nutrients, does not absorb nutrients from the crop, encouraging rapid root growth and higher yield so that suitable for mechanized seedling.
8.8Very Good
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9
VIVOSUN30% OffVIVOSUN 1.6" Rockwool Cubes, 112 Plugs Stonewool Starter Grow Cubes for Cuttings, Cloning, Plant Propagation, Seed Starting, Hydroponic Grow Media for Vigorous Plant Growth, 4 Sheets of 112 Plugs
Main highlights- Sterile & Water-Retaining: This rockwool is inorganic and sterile; It won’t harbor any harmful fungi that could harm your plants; It also holds water for a long time, ensuring your plants get enough hydration and nutrients
- Rockwool Cubes Material: This rockwool is crafted from natural ingredients, including 60% basalt, 20% coke, 20% limestone, and a trace of iron slag; They are melted at high temperatures and spun into fine fibers, then compressed into blocks by a unique process, which makes them durable.
- Multiple Applications: This pack contains 4 sheets of rockwool, with 112 cubes each; They are ideal for hydroponics, plant propagation, cloning, cuttings and more; These rockwool plugs are much easier to use than soil and suit all growers
- Excellent Permeability: This rockwool has a high porosity of 95%, which enables plant roots to access plenty of oxygen for rapid growth; It also fosters the formation of strong and healthy root systems, creating an ideal environment for root development
- Easy to Use & Observe: These light and fluffy rockwool cubes are easy to cut to any size; Each cube has a hole for your seeds or cuttings, and you can transfer the cubes to any medium when the roots develop; It is also easier to observe the growth on one sheet
8.6Very Good
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10
Twin Canaries Liquid Volume Conversion ChartGrodan 1.5" Rockwool Starter Plugs, 2 Sheets of 49 Plugs (98 Plugs Total) + Twin Canaries Chart
Main highlights- Twin Canaries Chart included with every order!
- Seedlings or cuttings started in the Grodan cubes can also be transplanted into more traditional planters and growing mediums
- Made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs
- Has a tremendous capacity for absorbing nutrient solution while retaining plenty of oxygen for rapid plant growth
8.5Good
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