Funding search · EIN 043161096 · Hopkinton, MA
The Mezitt Horticultural Foundation
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 56
- grants reported
- $90,930
- total given
- 2022–2025
- filing years
- $1,000
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
educationeducationalresearchconservationculturalgardensartsculture
Full IRS filings ↗How this is builtReport an error
Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- Ma Horticultural Society2 grants · $26,000
- Horticultural Research Institute4 grants · $12,500
- Tower Hill Botanical Gardens3 grants · $6,500
- Ipps Er Foundation4 grants · $5,000
- Massachusetts Horticultural Society1 grant · $5,000
- Friends of Mount Auburn Cemetary4 grants · $4,500
- Harvard University - Arnold Arboretum4 grants · $3,750
- Grow Native Massachusetts4 grants · $3,500
- Native Plant Trust4 grants · $3,500
- Friends of Bedrock Gardens4 grants · $3,200
Giving over time
Grant history
All 56 reported grants, largest first.
- $15,000
Ma Horticultural Society · Wellesley, MA · 2022
Educational
- $11,000
Ma Horticultural Society · Wellesley, MA · 2023
Educational
- $5,000
Horticultural Research Institute · Columbus, OH · 2025
Research
- $5,000
Massachusetts Horticultural Society · Wellesley, MA · 2025
Education
- $3,500
Horticultural Research Institute · Columbus, OH · 2023
Research
- $2,500
Horticultural Research Institute · Columbus, OH · 2024
Research
- $2,500
Tower Hill Botanical Gardens · Boylston, MA · 2024
Education
- $2,500
Tower Hill Botanical Gardens · Boylston, MA · 2022
Education
- $2,000
New England Botanic Garden at Tower Hill · Boylston, MA · 2025
Education
- $2,000
Hopkinton Sustainable Green Committee · Hopkinton, MA · 2024
Education
- $2,000
Ipps Er Foundation · Wakefield, RI · 2024
Research education
- $1,500
Friends of Mount Auburn Cemetary · Cambridge, MA · 2024
Educational programs/conservation
- $1,500
Harvard University - Arnold Arboretum · Cambridge, MA · 2024
Education
- $1,500
Native Plant Trust · Framingham, MA · 2024
Education
- $1,500
Tower Hill Botanical Gardens · Boylston, MA · 2023
Education
- $1,500
Horticultural Research Institute · Columbus, OH · 2022
Research
- $1,030
Cornell Botanical Gardens · Ithaca, NY · 2024
Education
- $1,000
Cornell Botanical Gardens · Ithaca, NY · 2025
Education
- $1,000
Friends of Bedrock Gardens · Lee, NH · 2025
Charitable - cultural and educational gardens
- $1,000
Friends of Mount Auburn Cemetary · Cambridge, MA · 2025
Educational programs/conservation
- $1,000
Future Farmers America Foundation · Abington, MA · 2025
Education
- $1,000
Grow Native Massachusetts · Waltham, MA · 2025
Charitable
- $1,000
Harvard University - Arnold Arboretum · Cambridge, MA · 2025
Education
- $1,000
Ipps Er Foundation · Wakefield, RI · 2025
Research education
- $1,000
Mnla Foundation for Educational Excellence · Conway, MA · 2025
Education
- $1,000
Native Plant Trust · Framingham, MA · 2025
Education
- $1,000
Rhododendron Society Ma Chapter · Seekonk, MA · 2025
Education
- $1,000
Trustees of Reservation · Boston, MA · 2025
Education
- $1,000
Friends of Bedrock Gardens · Lee, NH · 2024
Charitable - cultural and educational gardens
- $1,000
Grow Native Massachusetts · Waltham, MA · 2024
Charitable
- $1,000
Massachusetts Ffa Association · Dighton, MA · 2024
Education
- $1,000
Mnla Foundation for Educational Excellence · Conway, MA · 2024
Education
- $1,000
Trustees of Reservation · Boston, MA · 2024
Education
- $1,000
Friends of Mount Auburn Cemetary · Cambridge, MA · 2023
Educational programs/conservation
- $1,000
Grow Native Massachusetts · Waltham, MA · 2023
Charitable
- $1,000
Ipps Er Foundation · Wakefield, RI · 2023
Research education
- $1,000
Friends of Mount Auburn Cemetary · Cambridge, MA · 2022
Educational programs/conservation
- $1,000
Ipps Er Foundation · Wakefield, RI · 2022
Research education
- $750
Harvard University - Arnold Arboretum · Cambridge, MA · 2023
Education
- $600
Heritage Gardens · Sandwich, MA · 2025
Education
- $600
Friends of Bedrock Gardens · Lee, NH · 2023
Charitable - cultural and educational gardens
- $600
Friends of Bedrock Gardens · Lee, NH · 2022
Charitable - cultural and educational gardens
- $500
American Rhododendron Society Ma Chapter · Hopkinton, MA · 2024
Education
- $500
Isabelle Stewart Gardner Museum · Boston, MA · 2024
Arts & culture & education
- $500
Cornell Botanical Gardens · Ithaca, NY · 2023
Education
- $500
Mnla Foundation for Educational Excellence · Conway, MA · 2023
Education
- $500
Native Plant Trust · Framingham, MA · 2023
Education
- $500
Cornell Botanical Gardens · Ithaca, NY · 2022
Education
- $500
Grow Native Massachusetts · Waltham, MA · 2022
Charitable
- $500
Harvard University - Arnold Arboretum · Cambridge, MA · 2022
Education
- $500
Mnla Foundation for Educational Excellence · Conway, MA · 2022
Education
- $500
Native Plant Trust · Framingham, MA · 2022
Education
- $300
Isabelle Stewart Gardner Museum · Boston, MA · 2023
Arts & culture & education
- $250
Massachusetts Agriculture in the Classroom · Marlborough, MA · 2024
Educational
- $150
Massachusetts Agriculture in the Classroom · Marlborough, MA · 2023
Educational
- $150
Massachusetts Agriculture in the Classroom · Marlborough, MA · 2022
Educational
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

