Collection: Unicorn Bags
Looking for genuine Unicorn mushroom grow bags at the best price in the UK? You are in the right place. At Sporogenesis, we supply Unicorn Bags for grain spawn and substrate production, and we are committed to the lowest pricing. If you find a better price in the UK, we will match it, and we will beat it.
From 4T grain spawn bags to XLS-A Horizon fruiting bags, we stock the sizes growers rely on for consistent mushroom cultivation and substrate work.
Why Unicorn Bags? Because they deliver reliable filtration, strong seals, and trusted performance for professional and hobby growers alike.
To choose the right size bags, please refer to the table below
| Name |
Size |
Weight |
Filter |
Use |
| 4T |
4" x 3" x 18" |
1.2 kg |
0.2 micron |
Spawn |
| 10T |
5" x 4" x 18" |
1.8 kg |
0.2 micron |
Spawn |
| 3T / 14T |
8" x 5" x 19" |
3 kg |
0.2 micron |
Spawn |
| 14A |
8" x 5" x 19" |
3 kg |
0.5 micron |
Substrate |
| XLS-A Horizon |
10" X 5" X 24" |
6.5 kg |
0.5 micron |
Substrate |
