Organic Mushroom Casing Blends | Harte Peat

Mushroom Casing

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Mushroom Casing

Premium, Custom Blends and Consistent Quality

Harte Peat is a leading international producer and supplier of premium Mushroom Casing to commercial mushroom growers. We take pride in controlling every stage of our mushroom casing production — from raw material sourcing to final packaging. This end-to-end oversight allows us to deliver custom mushroom casing blends tailored to the unique needs of each client, ensuring consistent quality and cost-effective performance.

Flexible Mix Options

Our White Mushroom Casing Mix is trusted by mushroom growers worldwide and remains our most in-demand product. We also offer flexible mix options to suit different growing systems and farm environments. Whether you need higher or lower moisture content, or other specific adjustments, we work with you to create the perfect blend for your crop – helping you optimise growing conditions and even reduce shipping costs.

Packaging Options

To fit operations of all sizes, we offer a range of packaging options:

Harte Peat - Mushroom Casing Shipping Globally

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Why Choose Harte Peat Organic Casing Mix

We source our raw materials from RHP approved sites which are of no scientific or natural heritage interest.
No chemicals are used in connection with the excavation of, or surface harvesting from the Bogs.
Surrounding weed control at the perimeter of the harvested area is carried out by mechanical flail only and no herbicides are used.
The material dug is carried into our ‘controlled area’ where our casing mixing plant is built and operates.
Cleaning of the plant, storage bunkers and surrounding concrete hard standing areas is carried using pressure wash steam cleaning. No chemicals are used in this area.
Bulk carrying vehicles are pressure washed before entering the controlled area using pressure wash steam cleaner.