Leftover Mushroom Blocks — Mycopolitan (2024)

  • What are LMBs? A Leftover Mushroom Block is living mycelium in a medium of sawdust and agricultural waste. It has produced mushrooms at Mycopolitan and is ready to live on in your garden. A pickup truck load of LMBs totals around 1.5 cubic yards.

  • Are LMB’s “mushroom soil, mushroom compost?” No. But given a couple years to break down they will become something like mushroom soil/compost. But this is different mushroom soil than you’ll find bagged up at your garden supplier because LBMs are wood-based, not compost-based like the common stuff. Think of the mushroom compost you get from LMBs being like very rich bottom-land topsoil you’d find in a healthy mature forest, but without the mineral “dirt”.

  • Are LMBs mushrooms? No, but they can grow mushrooms.

  • Will LMBs grow more mushrooms? If you provide them the right environment, a single LMB can produce as much as a half-lb of mushrooms each over the course of a year! A standard pickup truck can gather a load big enough to yield 50-100lbs, mainly in the spring and fall. Yes, you can store LMBs during the winter in the right environment and they should spring back to life when the seasons change. Follow the reservation link and scroll to the bottom for more information on how to get the most mushrooms out of your blocks, plus some safety info.

  • Can I use LMBs to inoculate stuff like woodchips with mycelium? We don’t recommend this. The mycelium in LMBs has expended much of its energy and you are better off sourcing fresh spawn for this purpose (link to SRA spawn product, Kits).

  • Besides growing mushrooms, what else are LMBs good for? LMBs make superior worm-bedding for vermicomposting. They can be incorporated into other composts (C:N ratio roughly 30-50:1 so not “hot” enough on their own but a great way to balance high N inputs like kitchen scraps, spent grains etc.) They can also be used as mulch in garden paths, around trees etc, but they will break down faster than mulch. They can help build soil, bring life back to soil, boost co2 in a greenhouse, encourage worms in your garden, slow erosion, slow runoff, absorb excess water and fertility, invite wildlife…

  • What do I need for pickup? A reliable pickup truck lined up for your delivery, and a place you own or have permission to unload your LMBs. We understand you may not have access to a truck, but there are folks who do have trucks in the MUFN community and PUFN community who can help, as well as folks who can split a load with you. Consider joining these google groups. Join MUFN by emailing the subject “add me to mufn” to info@mycopolitan.com

  • Will you deliver a load of LMBs to me? If you’re in Philly, or just outside, yes! Order Here.

  • I only want a small amount of LMBs. Can I pick them up from the farm?Reservations are for pickup-truck loads only. That said, we usually have a small pile of LMBs for small pickups on a pallet at the end of the D Street dead end (south from Erie Ave.). Go to the end of D st dead end and the pallet is on your left. Help yourself to the blocks, but we cannot coordinate small pickups or guarantee that someone hasn’t come before to snatch them all up. Alternatively, you can join the MUFN mailing list to coordinate with others on a truck rental, find or start a LBM pickup site in your neighborhood, etc.

  • How do I reserve a Saturday pickup? Here is a link to our shop (don’t worry it’s free). First come first serve.

  • When are LMB pickups? Saturdays between 11:30-1:30.

  • How late can I reserve it? Please order by Thursday evening so we have time to get it ready for you, but as long as there is a reservation open, we can acommodate- just email info@mycopolitan.com if you order after thursday evening. You can reserve out a number of weeks.

  • What if I need more than 1.5 yards? Reserve a day that is at least two weeks out and then email info@mycopolitan.com

  • Can I make multiple reservations? We ask that you limit reservations to 3 total so there’s enough to go around. But we love that level of enthusiasm. You’re on to something.

  • I lined up a truck and reserved a pickup day. What do I do next and what do I need? Just record the phone number provided to you when you ordered and text Brian by 10am of the pickup day with an ETA.

  • What form do they come in? They may come still in the bags we grew them in because this bag will help retain moisture and give you more mushrooms if the season is right. Or they may be unbagged. These bags are not recyclable in Philadelphia.

  • How do I get them into my truck? They’ll either be on a shelf or in burlap bags (gratis). Either way, we can help you load up.

  • Do I get to choose the varieties (species) of mushrooms? No, sorry. But you can order Leftover Shiitake Blocks from our shop HERE

  • Are these available year round? They are available from October- June. Limited availability over the summer.

  • What if I have a question that isn’t answered in the FAQ? We’re happy to chat when you load up.

  • Can I visit the farm when I come to pick up? No, sorry, unless you pre-order a tour.

  • How do I show my gratitude for all these amazing mushrooms I got from my free LMBs? Consider sending us a “thank you” $20 or three here. We also love it when you tag us @mycopolitan on the soc’s!

  • Leftover Mushroom Blocks — Mycopolitan (2024)

    FAQs

    Leftover Mushroom Blocks — Mycopolitan? ›

    A Leftover Mushroom Block is living mycelium in a medium of sawdust and agricultural waste. It has produced mushrooms at Mycopolitan and is ready to live on in your garden. A pickup truck load of LMBs totals around 1.5 cubic yards. Are LMB's “mushroom soil, mushroom compost?” No.

    What can I do with mushroom fruiting blocks? ›

    It is however quite easy to get a second and even third flush of mushrooms from them. Spent mushroom blocks can also be used as spawn, and broken up and mixed with more substrate to cultivate more mushrooms. They can also be used towards compost, gardening, and myco-remediation projects.

    What to do with mushroom blocks? ›

    Mushroom blocks will burn in a furnace, smelting 1.5 objects per block. They can also be placed and re-broken to get mushrooms which can then be turned into mushroom soup. Yum! Or you can use them to build.

    What can I do with leftover mycelium? ›

    Spent substrate as an inoculant for a fresh substrate gives the reused mycelium a nutrient boost. When preparing a new substrate, crumble and mix the old one in with it. Incubate and fruit again.

    What can I do with old mushroom blocks? ›

    Besides growing mushrooms, what else are LMBs good for? LMBs make superior worm-bedding for vermicomposting. They can be incorporated into other composts (C:N ratio roughly 30-50:1 so not “hot” enough on their own but a great way to balance high N inputs like kitchen scraps, spent grains etc.)

    What to do with mushroom block after harvest? ›

    How do I recycle mushroom blocks?
    1. Second Fruiting: Use your blocks to grow a batch of delicious culinary mushrooms at home. The mushroom will may fruit 2-3 more times. The mycelium need more food to keep growing. ...
    2. Use your recycled blocks as compost to enrich the soil of your garden and nuture soil and plant health.
    Nov 6, 2023

    What are mushroom blocks good for? ›

    Mushroom blocks are an excellent way to add nutrients to your soil while also reducing food waste. As an added bonus, mushroom blocks are easy to store and can last for up to a year if kept in a cool, dry place.

    How many times can you use a mushroom block? ›

    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 do mushroom blocks last? ›

    Mushroom kits are not reusable, but most of them produce at least 2 harvests' worth of mushrooms. This means that you can get multiple harvests out of a single kit before needing to replace it. After a mushroom block stops producing, you can bury it to get some more flushes from the soil surface!

    How do you rehydrate mushroom blocks? ›

    need to be rehydrated. Do this by soaking them in. cold water for a minimum of 6 hours.

    What can I do with leftover mushroom water? ›

    Save the Cooking Liquid to Make a Savory Condiment. Add leftover "mushroom juice" to pan sauces, broth-based soups, or even stew for a dose of meaty flavor.

    What can I do with leftover mushroom gills? ›

    The “gills” of a portabella mushroom can be a bit bitter, hold sand and dirt, and add a dark color to your dish. Scrape them out with a spoon before cooking them. Save them to add to vegetable stock to give it a rich mushroom flavor.

    How long do you soak mushroom blocks? ›

    After harvesting, lower the humidity, discontinue misting, and let the blocks rest and dry for 7-14 days. To stimulate another mushroom flush, the blocks need to be rehydrated. Do this by soaking them in cold water for a minimum of 6 hours.

    How do you revive a mushroom block? ›

    Remove the plastic bag packaging from the Grow Block. Submerge the Grow Block under running cool water for 3 to 4 hours. Clean, Replace, or Discard the Plastic Bag (The bag the Grow Kit was in) Place Grow Block back into your Mushroom Fruiting Setup.

    How to use fruiting block in monotub? ›

    ⮕ If you are using a monotub or non-autmated fruiting chamber, open 2x daily and spray blocks generously with water. Try not to expose the blocks for too long to decrease chances of contamination.

    How do you rehydrate mushroom fruiting blocks? ›

    need to be rehydrated. Do this by soaking them in. cold water for a minimum of 6 hours.

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