How to turn your coffee grounds into a mushroom grove (2024)

In their brand-new cookbook Future Food Today research and design lab SPACE10 let us know how the table top mushrooms become a success. All you need are fresh coffee grounds, mycelium, a glass jar – and a bit of patience. It takes 6 to 8 weeks before you can enjoy the goodness.

This is what you need

Microporous tape
Find this at your local pharmacy.
Airtight lid
A metal, screw-on lid is easier to drill through than glass.
Big glass jar
Spent coffee grounds
Make sure you let the coffee grounds cool down, otherwise the heat will kill the mycelium when you mix the two together.
Mycelium
Mycelium is the vegetative structure of fungi. To find this, get in touch with local mushroom farmers.

How to turn your coffee grounds into a mushroom grove (2024)

FAQs

How to turn your coffee grounds into a mushroom grove? ›

Coffee grounds should comprise 77% of your substrate's total weight. Pasteurized straw or sawdust equal to 15% of the total substrate weight or 20% of the weight of the coffee grounds. Oyster or sh*take mushroom spawn equal to 8% of the total substrate weight or 10% of the weight of coffee grounds.

How much coffee do you put in a mushroom substrate? ›

Coffee grounds should comprise 77% of your substrate's total weight. Pasteurized straw or sawdust equal to 15% of the total substrate weight or 20% of the weight of the coffee grounds. Oyster or sh*take mushroom spawn equal to 8% of the total substrate weight or 10% of the weight of coffee grounds.

How do you get mushroom substrate? ›

Mixing these two materials together can create an ideal substrate for growing some types of mushrooms. Most recipes call for one part coco coir and one part vermiculite. For a standard brick of dried coco coir (about 1.5 lbs) add eight cups of dry vermiculite, along with 16 cups of boiling water.

How to create mushroom spawn? ›

The simplest way for beginners to start growing their own mushroom spawn is using the stem butt method. You can take the stems of oyster mushrooms and put them in a container with some damp cardboard. In a couple of weeks you'll have your own spawn.

Does bacteria grow on coffee grounds? ›

They will grow bacteria and mold. Why do you want to reuse coffee grounds after they have been used to make coffee? I personally do not think I would risk it because the coffee you make from them would be terrible.

How to make mushroom coffee? ›

Mushroom coffee blends are typically half mushroom powder and half ground coffee. If you make your own, you can brew it with your favorite kind of coffee. If using whole bean coffee, store your beans and your mushroom powder separately and mix when you grind your coffee for brewing.

How effective is mushroom coffee? ›

Based on these findings, mushroom coffee companies claim that drinking coffee with added medicinal mushroom extract or powder can help with anything from reducing your stress levels to improving your immune function. Unfortunately, there's no solid evidence linking mushroom coffee to any health benefits.

How deep should mushroom substrate be? ›

Line your container with a clean plastic sheet. Dump the soil into the tub. The final substrate in your container should be between 2-4 inches deep depending on the size/volume of your container.

How many times can I use mushroom substrate? ›

Yes, you can most definitely reuse mushroom grow kits! Mushroom grow kits are generally designed to give you more than one harvest depending on the species of mushroom inside your growing kit. There is enough water nutrition available in the substrate to give you multiple harvests over a period of 2-10 weeks.

How long does mushroom substrate last? ›

Store your 50/50 substrate in a cool and dry location. 50/50 substrate can keep for up to 4 months in these conditions. There will be no need to rehydrated or sterilize the products a second time. If you need to store the product longer it can be refrigerated for up to 6 months and frozen for up to 1 year.

How do you make a mushroom biome farm? ›

A Glowing Mushroom biome can be created manually by planting Mushroom Grass Seeds on Mud Blocks, or spraying the Jungle with the Clentaminator using Dark Blue Solution.

Does mushroom substrate need to be sterile? ›

Mould can start to grow on food in just a week or two, as you've undoubtedly seen in your own kitchen. To give the mushrooms you're growing a head start, sterilise high-nutrient substrates. Pasteurisation can be used instead of sterilisation for less nutritious substrates. Straw is a wonderful example of this.

Should you boil coffee grounds? ›

For the sake of the coffee, you don't actually want to boil the grounds, but you do want them to make a flavorful brew. Cover the pot once the heat is off, and wait for about 5 minutes, peeking occasionally, until the grounds have all sunk to the bottom of the pot.

How do you treat coffee grounds? ›

The first rule of thumb is that coffee grounds respond to oxygen, so if you want to keep them fresh for longer, aim to keep them in a sealed, air-tight bag or container. Next, keep your coffee grounds dry. Moisture and tight spaces are a recipe for one thing only — mold.

How do you use coffee grounds to get rid of pests? ›

Keep Bugs at Bay

Use spent grounds to keep ants out of the house by laying down a 2 inch wide line around the foundation and entrances. It also works for many kinds of worms, snails, slugs and other insects. Put the same kind of line around plants, or mix grounds with hot water, and pour over anthills.

Can you burn fresh coffee grounds? ›

To achieve the best results, it's crucial to select the right coffee grounds for burning. Freshly ground coffee beans, preferably of medium to dark roast, are ideal for this purpose. Avoid using pre-brewed or used coffee grounds, as they may not emit the desired fragrance and could produce unpleasant odors when burned.

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