Do you have different mushroom strains growing on logs but struggle to keep track of them? Do your wooden or plastic tags fade, break, or get lost over time? Have you ever been unsure which species is fruiting on your logs?

These Write-On Metal Mushroom Cultivation Tags are the perfect solution for outdoor log cultivation. Designed to withstand the elements, they will not rust, crack, or fade, ensuring long-term identification for your mushroom strains.

Simply write directly onto the metal using a ballpoint pen or pencil, and the permanent indentation will never wear away. These tags hold up in all conditions—direct sunlight, heavy rain, snow, and even humid or damp environments. Whether you're managing a small backyard setup or a large-scale outdoor grow, these tags provide a durable, worry-free way to label your inoculated logs.

Made from soft aluminum wrapped over a recycled fiberboard center, these tags measure 1" x 3.25" and come with 6" long wires for easy attachment.