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Featured Categories

We offer three categories of liquid culture syringes to choose from: Medicinal, Culinary, and Research.

Featured Items

Some of our most popular items are listed here.

You can see the difference

Liquid cultures are a superior choice over spore syringes because they contain live, growing mycelium rather than dormant spores, which means they establish growth much faster, more reliably, and with greater consistency. Unlike spore syringes, which can produce variable results and carry a higher risk of contamination, liquid cultures are already colonized and ready to expand, leading to cleaner and more predictable outcomes. This makes them the smarter option for researchers and cultivators who value efficiency, reduced risk, and dependable results.

To keep California Liquid Cultures fully compliant with state laws and enforcement policies, we do not ship items in our Research category of liquid cultures to addresses in Idaho, Florida, or Georgia. Regulations and interpretation around research mycology products in these states are unusually restrictive and subject to change, so orders containing Research-category liquid cultures to those locations will be canceled and refunded. All other products—including gourmet/medicinal cultures, supplies, and merchandise—are available in all 50 states. Thank you for understanding as we prioritize safety and legal compliance.

California Liquid Cultures is a true one-person operation — I personally handle every step, from preparing and testing cultures to carefully packaging each order. Before starting this small shop, I worked in science support operations at a major West Coast university known for its research, and I bring that same respect for precision and reliability into everything I do. This isn’t a big mushroom business — it’s just me, making sure every culture is prepared with honesty, consistency, and the kind of attention you can only get from a small, independent operation.