Appearance: Large, meaty caps, essentially mature White Button mushrooms.
Flavor Profile: Rich, robust, more intense than younger white buttons.
Growth Conditions:
Substrate: Composted manure, straw.
Humidity: 80–90%.
Fresh Air Exchange (FAE): Moderate; requires 2–4 air exchanges per day.
Temperature:
– Colonization: 70–75°F
– Fruiting: 60–70°F
Yield:
5 lb substrate block: 2–3 lbs total.
Flushes: 3–4
Per Flush: 0.75–1.5 lbs for the first flush; subsequent flushes taper off.
Popularity: Favored for its size and texture, ideal for grilling and stuffing.
Uses: Culinary (grilled, stuffed, roasted).
Notes: Harvested later in the growth cycle for larger, more flavorful caps.