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Growing Hemp for Hempcrete
March 6, 2023 Matthew Haddad

Growing Hemp for Hempcrete

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Hempcrete is an eco-friendly building material made from the stalks of the hemp plant. It's a sustainable alternative to traditional building materials, such as concrete and brick, due to its high insulation value, low carbon footprint, and excellent moisture control.

In this article, we'll explore the process of growing hemp for hempcrete and why it's gaining popularity in the construction industry.

What is Hempcrete?

Hempcrete is a mixture of hemp hurd (the inner woody mass of the hemp stalk), lime, and water. The combination creates a lightweight, durable, and breathable material that can be used for insulation, walls, roofs, and floors.

The hemp-based building alternative is gaining popularity in the construction industry due to its unique properties. Hempcrete is fire-resistant, pest-resistant, and can absorb and release moisture, which helps regulate indoor humidity levels.

Check out this 2-million-dollar home in Canada made with hempcrete!

https://youtu.be/EOJ7ysO0x_c

A Sustainable Solution

Due to hemp's ability to mature within 4-5 months, hempcrete has a low carbon footprint, making it an environmentally friendly choice. While hempcrete offers an incredible opportunity for US farmers, manufacturers, and developers, most hemp hurd and binder are made and imported from Europe. However, the demand for US-produced hempcrete is rapidly increasing.

What is Hemp Hurd?

Hemp hurd is the inner woody mass of the hemp stalk that remains after removing the bast fiber. The organic material is processed to create the fine particles needed for hempcrete. Hemp hurd is usually sourced from industrial hemp plants grown specifically for their fiber.

Growing Hemp for Hempcrete

To grow hemp for hempcrete, it's crucial to find the right genetics. The ideal hemp fiber seeds produce plants with strong, long fibers suitable for processing into hurd. It's also essential to choose strains compliant with the FDA's regulations, which require hemp plants to contain less than 0.3% THC.

Harvesting and Processing

Hemp plants are typically harvested when the flowers have matured, and the stalks have turned brown. The plants are then dried and processed to extract the fibers from the hurd. The hurd is then ground into fine particles and mixed with lime and water to create the hempcrete mixture.

Hempcrete - An Eco-Friendly Alternative

Hempcrete is a sustainable building material gaining popularity due to its unique, sustainable properties. Growing hemp for hempcrete requires the right genetics to produce plants with solid fibers and low THC levels.

Trilogene Seeds offers multiple strains that are perfect for growing hemp for hempcrete, like Bubble Berry and Xianwei. In addition to our reliable hemp genetics, we also offer cultivation consultations. Reach out today to learn how you can capitalize on this emerging opportunity.

Filed in: building materials, cultivation, Eco-Friendly, farmers, grow, guide, hemp, hemp building, Hempcrete, seeds, Sustainable
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Read Full Bio

Matthew Haddad

Matt is a breeding & processing specialist in the cannabis & hemp industry and is known as a thought leader who is routinely selected to speak at various expos and trade shows. He has built several award-winning brands in the cannabis sector, ranging from genetics companies to extraction & post refinement. Matt is an advocate for implementing new technological innovations and transforming the way cannabis can be utilized. As a cannaseur of top quality cannabis products, his vision and expertise will continue to drive innovation and quality within the industry.
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F.A.Q

What is Hempcrete?

Hempcrete is a mixture of hemp hurd (the inner woody mass of the hemp stalk), lime, and water. The combination creates a lightweight, durable, and breathable material that can be used for insulation, walls, roofs, and floors.

What is Hemp Hurd?

Hemp hurd is the inner woody mass of the hemp stalk that remains after removing the bast fiber. The organic material is processed to create the fine particles needed for hempcrete. Hemp hurd is usually sourced from industrial hemp plants grown specifically for their fiber.

How much hemp does it take to make hempcrete?

While there is no specific ratio to follow, you can create a solid biocomposite with one part water, one part lime binder, and four parts hemp hurd.

How to harvest hemp for hempcrete?

Hemp plants are typically harvested when the flowers have matured, and the stalks have turned brown. The plants are then dried and processed to extract the fibers from the hurd. The hurd is then ground into fine particles and mixed with lime and water to create the hempcrete mixture.

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