1" Rockwool Starter Plugs- Rockwool Grow Cubes Rock Wool Seed Starters Cloning Cubes, Rock Wool Planting Cubes for Hydroponics, Cuttings, Soilless Culture, Plant Propagation (50 Plugs Total)
1" Rockwool Starter Plugs- Rockwool Grow Cubes Rock Wool Seed Starters Cloning Cubes, Rock Wool Planting Cubes for Hydroponics, Cuttings, Soilless Culture, Plant Propagation (50 Plugs Total)
Hero image 0 of 1" Rockwool Starter Plugs- Rockwool Grow Cubes Rock Wool Seed Starters Cloning Cubes, Rock Wool Planting Cubes for Hydroponics, Cuttings, Soilless Culture, Plant Propagation (50 Plugs Total), 0 of 8

1" Rockwool Starter Plugs- Rockwool Grow Cubes Rock Wool Seed Starters Cloning Cubes, Rock Wool Planting Cubes for Hydroponics, Cuttings, Soilless Culture, Plant Propagation (50 Plugs Total)

|6 ratings

Key item features

  • Convenient Package: Includes 50 individual 1" rockwool starter plugs, provided in one sheet, offering sufficient quantity for growing numerous plants.
  • pH Adjustment: New rockwool cubes have a high pH (7-8) and require dilution with water to 5.5-6 or the addition of acid like lemon juice before use; gloves are recommended.
  • Easy Transplant: High water absorption and oxygen retention promote strong root systems, allowing for easy transplanting to net pots, soil, or planting machines after rooting.
  • Versatile Application: Ideal for hydroponics, seed starting, rooting, plant propagation, and cloning systems, offering a convenient alternative to soil-based starting for various growers.
  • Effective Material: Made from fibers formed by melting and centrifuging at high temperatures, resulting in a soft, uniform texture with good water absorption and breathability.
  • Optimized Usage: Soaking for 2 minutes and allowing to stand for 15 minutes prepares the blocks for planting, helping to avoid pests and diseases during the seedling stage.
  • Enhanced Growth: Drying the wool block before transplanting encourages robust root growth, leading to increased yield and eliminating the slow seedling stage.
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Specs

Plant germination tray & kit type, Starter PlugsMaterial, CottonFeatures, BreathableHeight, 1.57 inShape, CubesColor type, Green

About this item

Product details

1" Rockwool Starter Plugs- Rockwool Grow Cubes Rock Wool Seed Starters Cloning Cubes, Rock Wool Planting Cubes for Hydroponics, Cuttings, Soilless Culture, Plant Propagation (50 Plugs Total)

【 Package Includes】You will get 1 sheets of stonewool, a total of 50 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.

【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.

【Product】Our wool plug is a very effective hydroponic product made of . It melts at high temperatures and is centrifuged at high speeds to form fibers, which are compressed into blocks through a proprietary process. The texture is soft and uniform, with good water absorption and strong breathability, which helps the growth of the system.

Product Description:

Made from , spun into cotton candy fibers, and then compressed into cubes.

high-temperature , it is and sterile.

Small density, light texture, and high porosity.

Good breathability, strong water absorption, and good drainage.

Suitable for planting and colonizing all types of plants.

An excellent choice for soilless cultivation.

Material: wool

Product USAge

Explanation:

Prepare and plant in wool blocks.

Soak in water for 2 minutes.

from the water and let stand for about 15 minutes.

Place the into the holes in the hole.

Spray water sowing.

Place it in the seed tray.

This can avoid and during the seedling stage, shorten the seedling age by 3-5 days, and increase yield by more than 10%. In addition, it is low-cost, labor-saving, easy to transport, and easy to manage, and can also be used for the production of seedlings in field cultivation and factory production of vegetable cultivation. Do not water for 3-7 days before transplanting to dry the wool block, causing the seedlings to . the system has fully grown, transplant it together with the wool into the . Watering 2-3 days transplanting, compared to traditional cultivation, this can make the seedlings free from and , and there is no slow seedling stage transplanting, increasing yield by 10%. It is convenient for transportation and management, and requires watering with nutrient solution, without measures such as pouring, drying, and squatting.

packing content :

50* wool block

  • 1" Rockwool Starter Plugs- Rockwool Grow Cubes Rock Wool Seed Starters Cloning Cubes, Rock Wool Planting Cubes for Hydroponics, Cuttings, Soilless Culture, Plant Propagation (50 Plugs Total)
  • Package Includes: You will get 1 sheets of stonewool, a total of 50 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.
  • 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.
  • Product: Our wool plug is a very effective hydroponic product made of . It melts at high temperatures and is centrifuged at high speeds to form fibers, which are compressed into blocks through a proprietary process. The texture is soft and uniform, with good water absorption and strong breathability, which helps the growth of the system.
info:
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Specifications

Plant germination tray & kit type

Starter Plugs

Material

Cotton

Features

Breathable

Height

1.57 in

Directions

Fabric Care Instructions

Machine Washable; Hand Wash

Warranty

Warranty information

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Customer ratings & reviews

4.8 out of 5 stars
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Showing 1-3 of 3 reviews

Jul 16, 2025
Reviewer name: RON
Item details
Color: 1.18" High
Sold and shipped byAmacok
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great product! Works as advertised

Incentivized Review
Helpful?1E66MGRFMR1T2213204290
Aug 20, 2026
Reviewer name: carol
Item details
Color: 1.18" High
Sold and shipped byViwoeim
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Rockwool cubes

It is a good product, but a lot of the cubes were damaged in my case. The quality the actual cubes are good though.

Incentivized Review
Helpful?1E66MGRFMR1T2213204290
Sep 15, 2025
Reviewer name: William
Item details
Color: 1.18" High
Sold and shipped byTiitstoy
4 out of 5 stars
4 out of 5 stars review

Verified Purchase

Just bent not broken

I was completely amazed how well they worked I'm new to hydroponics and they were a great source to hold my plants in place until they got hold of the substrate!

Incentivized Review
Helpful?1E66MGRFMR1T2213204290
Current price is $6.12
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