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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/MA

USDA certified organic

Buy in person

Constance and John Adams-Keilch - Yellow Stonehouse Farm

Westfield, MA 01085 · Hampden County

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

CSA

yes

Source · Link checked Nov 10, 2026
Website

Farm website

Visit
Source · Link checked Nov 10, 2026

Phone: (413) 562-2164

Location

354 Root Rd

Directions

2 places to buy

  • Constance and John Adams-Keilch - Yellow Stonehouse Farm CSA

    CSA · Westfield, MA · Buy in person

    Directions

    Farm website · Checked Nov 10, 2026

  • Constance and John Adams-Keilch - Yellow Stonehouse Farm u-pick

    U-Pick · Westfield, MA · Buy in person

    Directions

    Farm website · Checked Nov 9, 2026

Crops & products

Flowers, Fruits, Seedlings and Vegetables: arugula, asparagus, beans – green, blackberries, bok choy, broccoli, brussels sprouts, cabbage, cauliflower, chard, collards, cucumbers, eggplant, elderberries, garlic, gourds, grapes, greens mix, ground cherries, kale, kohlrabi, leeks, lettuce - heads, melons, Northern Kiwi, onions, pac choi, peaches, peas, peppers, peppers – hot, plums, potatoes, pumpkins, radishes, shallots, squash – summer, squash – winter, sunchokes, tomatillos, tomatoes, tomatoes – heirloom, tomatoes – cherry, turnips. Herbs: basil, chives, cilantro, dill, fennel, lavender, lemon balm, lovage, mints, oregano, parsley, rosemary, sage, savory, thyme, yarrow. Field Crops: oats, sorghum, vetch, winter field peas, winter rye.

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.