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Midwest Grow Kits 5.5lb King Blue Oyster Mushroom Grow Kit box with fresh blue oyster mushrooms growing from the block.
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Extra 10% Off

Midwest Grow Kits King Blue Oyster Mushroom Grow Kit (5lbs)

$44.99 USD
Or
Pay as little as
$4499/mo
for a term that suits you, up to 36 months. Learn More
⚡ BLACK FRIDAY OFFER! 10% off this item Ends: December 8th
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MODEL: KBL5
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Midwest Grow Kits King Blue Oyster Mushroom Grow Kit (5lbs)

Craving gourmet mushrooms without the premium price tag or specialized growing knowledge?

The Midwest Grow Kits King Blue Oyster Mushroom Grow Kit delivers an impressive 2.5-3 pounds of delicious, meaty mushrooms from a single 5-pound substrate block, all with minimal effort.

Perfect for both beginners and experienced growers, this complete kit requires just basic care to produce restaurant-quality mushrooms right in your home.

Built with first-generation mycelium on a proprietary substrate blend, this grow kit produces robust harvests with striking blue-gray caps up to 8 inches in diameter. The aggressive growth pattern ensures successful yields even in temperatures as low as 55°F, making it more versatile than many other mushroom varieties.

King Blue Oyster mushrooms are prized for their firm, meaty texture and rich, savory umami flavor that makes them perfect for gourmet cooking. Their substantial size and striking appearance create an impressive visual display while harvesting, adding to the rewarding growing experience.

Each kit includes everything needed for success: a fully colonized 5-pound spawn bag, an ultra-fine pump mister for optimal humidity control, and straightforward instructions that ensure bountiful harvests even for first-time growers.

Product Highlights

  • Produces up to 3 pounds of large, meaty King Blue Oyster mushrooms
  • Complete kit with colonized substrate and necessary tools for immediate setup
  • Simple maintenance with just 12 hours of light and 1-2 daily mistings
  • Super aggressive growth pattern ensures successful harvests for beginners
  • Sustainable growing system using recycled materials and minimal resources

Midwest Grow Kits King Blue Oyster Mushroom Grow Kit Features


King Blue Oyster Mushroom Kit with fully colonized substrate ready for fruiting 
Hassle-Free Cultivation

Complete kit with colonized substrate produces gourmet mushrooms with minimal space and basic care.


Harvested King Blue Oyster mushrooms showing their distinctive blue-gray color and large size 
Impressive Size & Color

Large, meaty fruiting bodies up to 8 inches with distinctive blue-gray caps for stunning visual appeal.


Ultra-fine mister being used to maintain humidity for optimal mushroom growth 
Complete Growing Kit

Includes 5lb colonized spawn bag, 2oz ultra-fine pump mister, and simple step-by-step instructions.


King Blue Oyster mushrooms being used in gourmet cooking 
Gourmet Culinary Quality

Rich, meaty texture and savory umami flavor perfect for vegetarian dishes and gourmet cooking.

Midwest Grow Kits King Blue Oyster Mushroom Grow Kit Growing Conditions

For optimal results with your King Blue Oyster Mushroom Grow Kit, maintain these simple growing conditions:

  • Temperature: Keep your grow environment between 60-82°F for best results. King Blue Oysters can tolerate temperatures as low as 55°F, making them more versatile than many other mushroom varieties.
  • Light: Provide 12 hours of indirect light daily. Direct sunlight is not necessary and can dry out your substrate.
  • Humidity: Mist with water 1-2 times daily using the included ultra-fine pump mister to maintain optimal humidity.
  • Setup: Simply cut the bag and mist daily, or place in a clear tote with a small amount of water for even easier maintenance.

Midwest Grow Kits King Blue Oyster Mushroom Grow Kit What's In The Box

  • 5 pound fully colonized spawn bag
  • 2oz ultra-fine pump mister
  • Simple step-by-step instructions

Midwest Grow Kits King Blue Oyster Mushroom Grow Kit Specifications

Specification Value
Kit Weight 5 pounds
Mushroom Species King Blue Oyster (Pleurotus eryngii)
Average Yield 2.5-3 pounds (wet weight)
Cap Size Up to 8 inches diameter
Optimal Temperature Range 60-82°F
Minimum Temperature 55°F
Light Requirement 12 hours indirect light daily
Watering Mist 1-2 times daily
Experience Level Beginner to Advanced

Midwest Grow Kits King Blue Oyster Mushroom Grow Kit Nutritional Benefits

King Blue Oyster mushrooms aren't just delicious—they're packed with nutrients that support overall health:

  • High in protein: Makes them an excellent meat substitute for vegetarian and vegan dishes
  • Rich in dietary fiber: Supports digestive health and helps maintain healthy cholesterol levels
  • Vitamin-rich: Good source of B vitamins and vitamin C to support energy and immune function
  • Essential minerals: Contains potassium, phosphorus, and calcium for overall wellbeing
  • Low in calories: Perfect for those watching their caloric intake while still wanting nutrient-dense foods
  • Umami flavor: Provides satisfying savory taste without added sodium or fat

Midwest Grow Kits King Blue Oyster Mushroom Grow Kit Culinary Uses

King Blue Oyster mushrooms are prized by chefs for their versatility and meaty texture:

  • Sautéed dishes: Their firm texture holds up well to high-heat cooking methods
  • Stir-fries: Pairs beautifully with garlic, onions, and soy sauce
  • Pasta: Adds hearty texture and umami flavor to creamy or tomato-based sauces
  • Soups and stews: Maintains structure and adds depth of flavor
  • Meat substitute: Perfect for vegetarian dishes due to its substantial texture and savory taste
  • Grilling: Large caps can be marinated and grilled for a smoky flavor

Shipping & Returns

Order Processing & Shipping

We currently ship within the United States only. No international shipping is available at this time.

Order Processing:

  • Most orders are processed within 24-48 hours after being placed.
  • Some products may have extended processing times of 7-14 business days or more, which will be clearly indicated on the product page. If your order includes such items, you will receive an email from our team or be contacted directly to confirm the estimated shipping timeframe.

Shipping Times:

We partner with reliable national carriers to deliver your orders. While specific delivery times can vary, here's a general timeframe for each carrier:

  • USPS: Typically delivers between 9:00 AM and 5:00 PM, Monday through Saturday.
  • FedEx: Typically delivers between 8:00 AM and 8:00 PM, Monday through Friday, with some Saturday deliveries.
  • UPS: Typically delivers between 9:00 AM and 7:00 PM, Monday through Friday, with some Saturday deliveries.

Note:

  • These are estimated delivery hours and may vary depending on your location and specific delivery circumstances.
  • For the most accurate delivery information, please refer to the tracking details provided once your order has shipped.

Free Shipping

Free shipping on qualified items to the lower 48 states. Some that are not eligible are stated on their respective product information page. Learn more

Refunds & Returns

Cancellations are accepted within 24 hours of placing an order.
Returns are subject to each manufacturer's return policy. Please look into the return policy of the brand prior to ordering. Learn more

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