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A free U.S. guide to products with a named glyphosate certification and USDA certified organic farms.

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© 2026 ByeGly. Not affiliated with any certifier or the USDA.

Sources: brand websites, certifier directories, USDA FoodData Central, USDA Organic Integrity Database

Farms/RI

USDA certified organic

RI Mushroom Company LLC

West Kingston, RI 02892 · Washington County

Approximate location (ZIP area)

Verification

Certification
USDA Certified Organic
Certifying agent
Baystate Organic Certifiers
Listed in
USDA Organic Integrity Database
Last checked
Nov 9, 2026

Organic certification means glyphosate may not be used in production. It is not a residue test of the finished food. How we verify

Where this farm sells

Website

Farm website

Visit
Source · Link checked Nov 10, 2026

Phone: (401) 250-3999

Location

West Kingston, RI

Approximate location (ZIP area)

Directions

1 place to buy

  • Whole Foods

    Retail Store · Buy in person

    Farm website · Checked Nov 9, 2026

Crops & products

Mushrooms - Blue Oyster, Golden Oyster, King Oyster, Lion's Mane, Maitake, Pioppino, ShiitakeOrganic Mushrooms: Baby Bella, Baby Shiitake, Blue Oysters, Chef's Mix, Golden Oysters, King Oysters, King Trumpet, King Trumpet Sliced, Lion's Mane, Maitake, Oyster Mushrooms, Pioppino, Portabella, Portabella - Sliced, Shiitake, Shiitake - Sliced, Wellness Mix Mushrooms, White Beech, White Mushrooms - See Addendum

USDA Certified Organic certification means synthetic herbicides like glyphosate may not be used in production. It is not a residue test, and drift or later handling can still leave a trace. Source: U.S. Department of Agriculture, Organic Integrity Database. We do not use USDA logos to imply endorsement.