Mushroom Atlas

Best Mushroom Grow Kits for Beginners

What this page covers: 3 named brands compared by what's published on their own product pages (species, substrate, price, timeline, guarantee), with our pick for a first-time grower stated below and the exact criteria behind it. It does not evaluate yield or taste. Check each brand's own page, linked below, for the current listing.
Our pick for beginners

Back to the Roots' Organic Mushroom Grow Kit is the best starting point: it's the cheapest of the 3 brands checked here ($19.99) that still carries a stated replacement guarantee, and the process is nothing beyond spraying water twice a day, no substrate or spawn decisions to make. If speed matters more than price, North Spore's kit states a faster first-flush time (as little as 7 days vs. 10) for $10 more.

How the 3 brands compare

Back to the Roots and North Spore both ship a fully colonized, ready-to-fruit kit; Midwest Grow Kits sells bulk substrate and spawn for growers ready to colonize it themselves, which is why it doesn't carry the same beginner pick above.

Mushroom grow kit brands compared by published listing
BrandSpeciesSubstratePriceTimelineGuarantee
Back to the RootsPearl Oyster (also sold in Pink Oyster and Shiitake variants)Organic plant-based soil pre-infused with mushroom spawn$19.9910 days to first harvest, per the brand"100% Guaranteed to Grow": free replacement if the kit doesn't grow as described
North SporeBlue, Pink, or Golden Oyster, or Lion's Mane (sold separately)USDA Certified Organic amended sawdust block, fully colonized$29.99As little as 7 days to first flush, per the brand"100% Guaranteed" first flush
Midwest Grow KitsLion's Mane, Shiitake, or King Blue Oyster (5 lb bags)Sterilized grain spawn plus bulk substrate, sold as a monotub-style kit$22.99-$29.99Not stated on the brand's product collection pageNot stated on the brand's product collection page
Back to the Roots Organic Mushroom Grow Kit

Best for First-Time Growers

Back to the Roots Organic Mushroom Grow Kit

Pearl oyster mushrooms, organic plant-based soil pre-infused with spawn, spray mister included. Brand states harvest in 10 days and a 100% Guaranteed to Grow replacement policy.

$19.99 (Back to the Roots' own site price)Check Price on Amazon →

We may earn a commission if you buy through this link, at no cost to you.

North Spore Organic Blue Oyster Spray & Grow Kit

Fastest Stated Harvest

North Spore Organic Blue Oyster Spray & Grow Kit

USDA Certified Organic amended sawdust block, fully colonized. Brand states fresh mushrooms in as little as 7 days and a 100% guarantee on the first flush.

$29.99 (North Spore's own site price)Check Price on Amazon →

We may earn a commission if you buy through this link, at no cost to you.

For step-by-step growing instructions once you have a kit or substrate, see How to Grow Oyster Mushrooms and How to Grow Lion's Mane. Back to the Growing Mushrooms hub.

Frequently Asked Questions

What's the difference between a mushroom grow kit and buying spawn separately?

A kit like Back to the Roots' or North Spore's ships with the substrate already colonized, so you're only doing the fruiting and harvest stages. Buying spawn separately, the approach Midwest Grow Kits' bulk-substrate kits are built around, means you inoculate and colonize the substrate yourself, which is cheaper per pound but takes longer and adds contamination risk during colonization.

Do mushroom grow kits need sunlight?

No direct sunlight. Both Back to the Roots and North Spore instruct keeping kits out of direct sun; mushrooms don't photosynthesize and fruiting is triggered by humidity and temperature, not light intensity, though some light helps the mushroom orient its shape.

How many harvests can you get from one grow kit?

Back to the Roots states its kit is built for two crops per box. North Spore states growers can often get a second or third flush from the same block with continued misting, though yield typically drops with each additional flush.

What is the best mushroom grow kit for beginners?

Back to the Roots' Organic Mushroom Grow Kit, based on price, guarantee, and simplicity: it's the cheapest of the 3 brands checked here with a stated replacement guarantee, at $19.99, and the process is spraying water twice a day with nothing else to set up. North Spore's kit costs $10 more but states a faster first-flush time, 7 days versus 10.

Sources