What are these mushroom grow bags?
These clear PP grow bags include a breathable filter patch for preparing mushroom substrate. They are sold in packs of 10 in two supplier-listed sizes: 18 x 35 and 18 x 50.
Key features
- Filter patch: Supports gas exchange while the substrate remains contained.
- Clear PP film: Makes it easier to observe the substrate without opening the bag.
- Two sizes: Choose the 18 x 35 or 18 x 50 option shown in the selector.
- Ten-bag packs: Both available options contain 10 empty bags.
Specifications
- Material: PP film
- Supplier-listed film thickness: 0.06 mm
- Available size labels: 18 x 35 and 18 x 50
- Pack size: 10 empty grow bags
- Included: Filter-patch bags only; substrate, culture and sealing equipment are not included
Before use
- Select a bag size that suits the intended substrate volume and process.
- Follow a reliable cultivation method for filling, sealing and handling the bag.
- Do not assume a sterilization temperature or time: the supplier has not provided a verified temperature rating on this listing.
- Discard damaged bags and keep the filter patch clean and unobstructed.
Frequently asked questions
How many bags are included?
Both listed size options contain 10 empty filter-patch bags.
Are substrate or mushroom culture included?
No. The package contains bags only.
What are the available sizes?
The supplier labels the options 18 x 35 and 18 x 50. Units are not stated in the current product data, so compare the selector and product images before ordering.
Can the bags be pressure sterilized?
The listing identifies PP film and a filter patch but does not provide a verified temperature or pressure rating. Use only a process supported by the bag supplier’s confirmed specifications.
Product images

