{"title":"Blue Oyster Mushroom","description":"\u003cstyle\u003e\n  @import url('https:\/\/fonts.googleapis.com\/css2?family=Neuton:ital,wght@0,300;0,400;0,700;1,400\u0026family=Geist:wght@400;500;600;700\u0026display=swap');\n  .lykm-coll-root { position: relative; left: 50%; transform: translateX(-50%); width: 100vw; max-width: 1132px; margin-top: 36px; margin-bottom: 8px; padding: 0 24px; box-sizing: border-box; text-align: left; font-family: 'Geist', 'Geist Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; color: #685F5A; --lc-accent: #D16014; --lc-accent-soft: #FBE9DC; --lc-forest: #3A5940; --lc-forest-soft: #E1EAE3; --lc-headline: #685F5A; --lc-body: #685F5A; --lc-body-soft: #9B928A; --lc-cream: #FAF6EF; --lc-bone: #F5F0E8; --lc-warm: #F7F2EC; --lc-line: #E6DECF; }\n  .lykm-coll-root, .lykm-coll-root p { text-align: left; margin: 0 0 12px; }\n  .lykm-coll-root h2, .lykm-coll-root h3 { text-align: left; font-family: 'Neuton', Georgia, 'Times New Roman', serif; 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color: var(--lc-headline); margin: 0 0 8px; line-height: 1.25; }\n  .lykm-coll-card-body { font-size: 13px; line-height: 1.55; color: var(--lc-body-soft); margin: 0; }\n  .lykm-coll-card-cta { display: inline-flex; align-items: center; gap: 4px; margin-top: 12px; font-size: 13px; font-weight: 600; color: var(--lc-accent); font-family: 'Geist', 'Geist Sans', -apple-system, sans-serif; }\n  .lykm-coll-card-cta::after { content: '\\2192'; transition: transform 0.18s ease; }\n  .lykm-coll-card:hover .lykm-coll-card-cta::after { transform: translateX(3px); }\n  .lykm-coll-faq { margin-top: 36px; }\n  .lykm-coll-faqitem { border-bottom: 1px solid var(--lc-line); padding: 4px 0; }\n  .lykm-coll-faqitem[open] { background: rgba(209, 96, 20, 0.04); border-radius: 8px; padding-left: 12px; padding-right: 12px; margin: 0 -12px; }\n  .lykm-coll-faqitem summary { list-style: none; cursor: pointer; padding: 16px 0; font-size: 16px; font-weight: 500; color: var(--lc-headline); display: flex; align-items: center; 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} .lykm-coll-h2 { font-size: 20px; margin: 36px 0 12px; } .lykm-coll-usps { grid-template-columns: 1fr; } .lykm-coll-stats { grid-template-columns: repeat(2, 1fr); } .lykm-coll-cards { grid-template-columns: 1fr; } .lykm-coll-stat-num { font-size: 22px; } }\n\u003c\/style\u003e\n\u003cdiv class=\"lykm-coll-root\"\u003e\n\u003cp class=\"lykm-coll-lede\"\u003eA real blue oyster mushroom growing kit. Not a plastic bag with mist-me-every-hour instructions.\u003c\/p\u003e\n\u003cp class=\"lykm-coll-supp\"\u003eBlue oyster (Pleurotus ostreatus var. columbinus) is the temperate oyster species that thrives at cool room temperatures where pink oyster refuses to fruit. The \u003ca href=\"\/products\/smart-mushroom-grow-box\"\u003eLykyn Automated Mushroom Grow Box\u003c\/a\u003e is a full blue oyster growing kit that runs itself, sized to fit a 5lb fruiting block. See the complete \u003ca href=\"\/blogs\/news\/blue-oyster-growing-guide\"\u003eblue oyster growing guide\u003c\/a\u003e for the week-by-week timeline, or browse all \u003ca href=\"\/collections\/oyster-mushroom-growing-kits\"\u003eoyster mushroom growing kits\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"lykm-coll-pills\"\u003e\n\u003cspan class=\"lykm-coll-pill\"\u003e85 to 92% RH automated\u003c\/span\u003e\u003cspan class=\"lykm-coll-pill\"\u003e4-hour FAE schedule\u003c\/span\u003e\u003cspan class=\"lykm-coll-pill\"\u003eSpecies-tuned LEDs\u003c\/span\u003e\u003cspan class=\"lykm-coll-pill\"\u003eApp + over-the-air updates\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"lykm-coll-stats\"\u003e\n\u003cdiv class=\"lykm-coll-stat\"\u003e\n\u003cdiv class=\"lykm-coll-stat-num\"\u003e14\u003c\/div\u003e\n\u003cdiv class=\"lykm-coll-stat-lbl\"\u003eDays to first harvest\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"lykm-coll-stat\"\u003e\n\u003cdiv class=\"lykm-coll-stat-num\"\u003e3.4\u003c\/div\u003e\n\u003cdiv class=\"lykm-coll-stat-lbl\"\u003elb yield across all flushes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"lykm-coll-stat\"\u003e\n\u003cdiv class=\"lykm-coll-stat-num\"\u003e50F\u003c\/div\u003e\n\u003cdiv class=\"lykm-coll-stat-lbl\"\u003eFruits down to\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"lykm-coll-stat\"\u003e\n\u003cdiv class=\"lykm-coll-stat-num\"\u003e91%\u003c\/div\u003e\n\u003cdiv class=\"lykm-coll-stat-lbl\"\u003eFirst-flush success\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"lykm-coll-h2\"\u003eWhy grow blue oyster with Lykyn\u003c\/h2\u003e\n\u003cdiv class=\"lykm-coll-usps\"\u003e\n\u003carticle class=\"lykm-coll-usp\"\u003e\u003cdiv class=\"lykm-coll-usp-num\"\u003e01\u003c\/div\u003e\n\u003ch3\u003eCool-kitchen champion\u003c\/h3\u003e\n\u003cp\u003eBlue oyster fruits down to 50F while pink oyster stops fruiting below 75F. Ideal for basement setups, unheated garages, or cool winter kitchens.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"lykm-coll-usp\"\u003e\u003cdiv class=\"lykm-coll-usp-num\"\u003e02\u003c\/div\u003e\n\u003ch3\u003eHighest total yield\u003c\/h3\u003e\n\u003cp\u003eBlue oyster spreads yield evenly across three flushes: 2.8 to 3.4 lb total per block. Second-flush recovery hits 70 to 80% of flush one, higher than pink or golden.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"lykm-coll-usp\"\u003e\u003cdiv class=\"lykm-coll-usp-num\"\u003e03\u003c\/div\u003e\n\u003ch3\u003eBest CO2 tolerance\u003c\/h3\u003e\n\u003cp\u003eBlue oyster tolerates poor airflow better than most oyster varieties. If your chamber sits in a closed pantry or your kitchen has minimal ventilation, blue is the safer species. Target CO2 stays at 800 to 1,000 ppm for best cap shape.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"lykm-coll-usp\"\u003e\u003cdiv class=\"lykm-coll-usp-num\"\u003e04\u003c\/div\u003e\n\u003ch3\u003eFirm meaty texture\u003c\/h3\u003e\n\u003cp\u003eCooks describe blue oyster texture as sitting between shiitake and portobello. Firm enough to hold shape in soups, pasta, and stir-fries.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"lykm-coll-h2\"\u003eComplete blue oyster growing guide\u003c\/h2\u003e\n\u003cdiv class=\"lykm-coll-cards\"\u003e\n\u003ca class=\"lykm-coll-card\" href=\"\/blogs\/news\/blue-oyster-growing-guide\"\u003e\n\u003cdiv class=\"lykm-coll-card-eyebrow\"\u003eWeek by week\u003c\/div\u003e\n\u003ch3 class=\"lykm-coll-card-title\"\u003eBlue Oyster Mushroom growing guide\u003c\/h3\u003e\n\u003cp class=\"lykm-coll-card-body\"\u003eComplete step-by-step guide. Cold-water soak, pinning, cap expansion, harvest window signals, and the mistakes that end first flushes.\u003c\/p\u003e\n\u003cspan class=\"lykm-coll-card-cta\"\u003eRead the growing guide\u003c\/span\u003e\n\u003c\/a\u003e\n\u003ca class=\"lykm-coll-card\" href=\"\/collections\/pink-oyster-mushroom\"\u003e\n\u003cdiv class=\"lykm-coll-card-eyebrow\"\u003eWarm homes 65-80F\u003c\/div\u003e\n\u003ch3 class=\"lykm-coll-card-title\"\u003ePink oyster mushroom\u003c\/h3\u003e\n\u003cp class=\"lykm-coll-card-body\"\u003eSalmon-pink caps with bacon-adjacent flavor. Highest single-flush yield of the oyster family.\u003c\/p\u003e\n\u003cspan class=\"lykm-coll-card-cta\"\u003eSee the collection\u003c\/span\u003e\n\u003c\/a\u003e\n\u003ca class=\"lykm-coll-card\" href=\"\/collections\/golden-oyster-mushroom\"\u003e\n\u003cdiv class=\"lykm-coll-card-eyebrow\"\u003eFastest cycle\u003c\/div\u003e\n\u003ch3 class=\"lykm-coll-card-title\"\u003eGolden oyster mushroom\u003c\/h3\u003e\n\u003cp class=\"lykm-coll-card-body\"\u003eVivid canary-yellow caps in 8 to 11 days. Also sold as yellow oyster. Mild chestnut flavor.\u003c\/p\u003e\n\u003cspan class=\"lykm-coll-card-cta\"\u003eSee the collection\u003c\/span\u003e\n\u003c\/a\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"lykm-coll-h2\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdiv class=\"lykm-coll-faq\"\u003e\n\u003cdetails class=\"lykm-coll-faqitem\"\u003e\u003csummary\u003eWhat is a blue oyster mushroom?\u003c\/summary\u003e\u003cdiv class=\"lykm-coll-faqbody\"\u003e\u003cp\u003eBlue oyster mushroom (Pleurotus ostreatus var. columbinus) is a cool-climate cultivar of the common oyster mushroom family. Deep blue-gray caps form at 50 to 58F, fading to gray as they mature. Native to temperate hardwood forests, blue oyster is the most reliable oyster species for kitchens that run cool.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"lykm-coll-faqitem\"\u003e\u003csummary\u003eWhy did my blue oyster mushrooms not come in blue?\u003c\/summary\u003e\u003cdiv class=\"lykm-coll-faqbody\"\u003e\u003cp\u003eThe deep-blue pigment is temperature dependent. Caps grown at 50 to 58F stay noticeably blue for 24 to 48 hours; caps grown at 62F or above appear directly as gray. The gray version is still healthy blue oyster and tastes identical. Lower your chamber temperature by 5 to 8 F for the pinning phase if visual blue color matters.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"lykm-coll-faqitem\"\u003e\u003csummary\u003eHow long does blue oyster take to grow?\u003c\/summary\u003e\u003cdiv class=\"lykm-coll-faqbody\"\u003e\u003cp\u003eFrom cold-water soak to first harvest, expect 14 to 18 days on a controlled chamber and 18 to 24 days on a passive bag kit. Blue oyster runs slightly slower than pink oyster because it fruits at lower temperatures.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"lykm-coll-faqitem\"\u003e\u003csummary\u003eIs blue oyster mushroom edible?\u003c\/summary\u003e\u003cdiv class=\"lykm-coll-faqbody\"\u003e\u003cp\u003eYes. Blue oyster is a common cultivated culinary mushroom, safe to eat when cooked. Firm meaty texture makes it particularly popular for pasta, risotto, and grilled preparations.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"lykm-coll-outro\"\u003e\u003cp\u003eIf this is your first blue oyster grow, pair the \u003ca href=\"\/products\/smart-mushroom-grow-box\"\u003eLykyn Automated Grow Box\u003c\/a\u003e with a 5 to 6 lb blue oyster fruiting block from a reputable supplier. Full weekly cadence and troubleshooting in the \u003ca href=\"\/blogs\/news\/blue-oyster-growing-guide\"\u003eblue oyster growing guide\u003c\/a\u003e. Or browse the full \u003ca href=\"\/collections\/oyster-mushroom-growing-kits\"\u003eoyster mushroom growing kits\u003c\/a\u003e collection to compare species side by side.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n","products":[{"product_id":"smart-mushroom-grow-box","title":"Automated Mushroom Grow Box","description":"\u003cp\u003eThe Lykyn Smart Mushroom Grow Box is an automated fruiting chamber that grows fresh culinary and medicinal mushrooms at home through a single smartphone app. It controls humidity, airflow, and lighting on a schedule tuned to each species. You drop in a colonized fruiting block, pick a preset, and watch your harvest come in over 7 to 14 days.\u003c\/p\u003e\n\n\u003ch2\u003eThe Lykyn mushroom grow box, 28 plus species presets\u003c\/h2\u003e\n\u003cp\u003eEach preset is dialed in for a specific species, including Lion's Mane, Pink Oyster, Blue Oyster, Yellow Oyster, Shiitake, King Trumpet, Pioppino, Reishi, Chestnut, and Maitake. The presets are stored on the device so the chamber keeps growing if your Wi-Fi drops.\u003c\/p\u003e\n\n\u003ch2\u003eBuilt for real home mushroom growing\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp-controlled climate\u003c\/strong\u003e: humidity targets from 85 to 95 percent, fresh-air exchange on a cycle, full-spectrum LED on a day-night rhythm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltrasonic mist, 2.8L tank\u003c\/strong\u003e: cool mist, no heat, safe for delicate pin stages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpore filtration\u003c\/strong\u003e: keeps airborne spores inside the chamber so your kitchen stays clean during fruiting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB-C powered\u003c\/strong\u003e: plugs into the same outlets you already use, no special wiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApartment-friendly\u003c\/strong\u003e: quiet, vibration-damped, footprint that fits on a counter or shelf.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat is inside your Lykyn mushroom grow box\u003c\/h2\u003e\n\u003cp\u003eSmart chamber unit, ultrasonic humidifier with 2.8L tank, full-spectrum LED, intake and exhaust fans, spore filter, USB-C cable and adapter, and the Lykyn iOS and Android app. First-time setup takes about 10 minutes.\u003c\/p\u003e\n\n\u003ch2\u003eDesigned in California, recognized worldwide\u003c\/h2\u003e\n\u003cp\u003eLykyn won the 2025 AgriNext Award for Excellence in Agriculture and the 2025 Global Tech Award for Agricultural Technology. The hardware ships with a 1-year warranty, and our team in California answers support emails directly.\u003c\/p\u003e\n\n\u003ch2\u003ePick your mushroom grow box variant\u003c\/h2\u003e\n\u003cp\u003eChoose between the Single-Tier or the Double-Tier (two simultaneous fruiting blocks), in Bone White or Obsidian Black.\u003c\/p\u003e\n","brand":"Lykyn","offers":[{"title":"Single Layer \/ Bone White","offer_id":41876862337079,"sku":"LY1W01","price":299.0,"currency_code":"USD","in_stock":true},{"title":"Single Layer \/ Obsidian Black","offer_id":41876862369847,"sku":"LY1B01","price":299.0,"currency_code":"USD","in_stock":true},{"title":"Double Layer \/ Bone White","offer_id":41881559957559,"sku":"LY2W01","price":389.0,"currency_code":"USD","in_stock":true},{"title":"Double Layer \/ Obsidian Black","offer_id":41881559924791,"sku":"LY2B01","price":389.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0558\/2661\/2279\/files\/00_black-lykyn-03b.webp?v=1758744952"}],"url":"https:\/\/lykyn.com\/collections\/blue-oyster-mushroom.oembed","provider":"Lykyn","version":"1.0","type":"link"}