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Bfcm Special Pure Substrates 4" Starter Block W/removable Bottom (case Of 192) Special: 50% Discount [u0VUXxCr]

$22.99 $73.99 -69%

Pure Substrates Starter Block – A Superior Solution for Cannabis CultivationIntroducing the Pure Substrates Starter Block, a commercial-grade grow block designed specifically for cannabis cultivation. These high-grade coco raw material blocks are the

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Bfcm Special Pure Substrates 4" Starter Block W/removable Bottom (case Of 192) Special: 50% Discount [u0VUXxCr]

Pure Substrates Starter Block – A Superior Solution for Cannabis Cultivation

Introducing the Pure Substrates Starter Block, a commercial-grade grow block designed specifically for cannabis cultivation. These high-grade coco raw material blocks are the perfect choice for professional growers seeking consistent quality and optimal plant growth. With a 40mm hole size and dimensions of 10x10x7cm, these blocks offer a practical and efficient solution for your cannabis needs. Their organic nature and sustainable production process make them an environmentally friendly option for your cultivation practices.

Key Features and Specifications of Pure Substrates Starter Blocks

Each Pure Substrates Starter Block is crafted with precision, ensuring a consistent quality that meets the highest standards. These blocks feature a wetting agent that guarantees nutrients are immediately available to the plants, promoting healthy growth. The pH is buffered using a patented, sustainable, and organic process, which is less toxic to the environment. The unique fiber density of the blocks optimizes water and fertilizer usage, allowing for better dry back and more efficient plant growth. The following specifications highlight the technical details of these blocks:
  • Weight: 0.1kg
  • Material Composition: Sieved and washed coco material
  • Electrical Conductivity: < 0.5 mS/cm
  • pH: 5.5 - 6.5
  • Sodium: < 29 mg/L
  • Water Holding Capacity (L/kg): 5 - 7
  • Air Filled Porosity (V/V%): > 25%
  • Organic Matter (% by Weight): 95 - 98%
  • Volume: 0.13 Gal / 0.5 Litres
  • Dimensions Size (Dry): 10 X 10 X 1.5cm
  • Dimensions Size (Wet): 10 X 10 X 7cm

Practical Uses and Benefits of Pure Substrates Starter Blocks

Whether you are a commercial cannabis cultivator or a hobbyist, Pure Substrates Starter Blocks are designed to meet your needs. These blocks are priced for commercial cannabis production, making them an affordable and cost-effective solution. Their removable bottom feature allows for easy placement on top of flowering bags, streamlining the growing process. With a reputation for excellence, Pure Substrates Starter Blocks have been rigorously tested and designed in Holland, and are used by the largest cannabis cultivators in North America. Choose Pure Substrates for a product that combines quality, sustainability, and efficiency in your cannabis cultivation journey.

What Our Customers Say

February 5, 2026

Absolutely no complaints!

A very thoughtful gift that was well-received.

- Rachel S..

February 5, 2026

Absolutely no complaints!

It feels very robust and not at all flimsy.

- Jayden Watson.

February 5, 2026

Absolutely no complaints!

The operation is very smooth.

- Ruby U..

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