named programs · 4 · from sources
What they call their work
Lectures
Monthly virtual lectures featuring horticultural experts discussing topics such as native plants, sustainable landscaping, garden design, and ecological conservation
Roundtables
Interactive discussion forums on horticultural practices and regional gardening challenges
Winter Book Group
Seasonal book discussions focused on horticulture, garden literature, and environmental stewardship
Workshops
Educational sessions on practical gardening techniques, pollinator support, and deer-resistant planting
activities · 9 groups
What they do
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Horticultural Education and Community Gardening 2 activities
- Horticultural education through lectures and expert talksHosts monthly lectures featuring horticulture experts from the U.S. and abroad on topics such as ecological garden design, native plants, and seasonal gardening, offered year-round except July and August. Lectures are free for members and available to non-members for a fee, with recordings archived in a public video library.
- Hosts roundtable discussions on gardening topicsConducts monthly roundtable discussions from October through March (or April) on horticultural subjects such as seasonal garden care, invasive species management, and winter damage repair, open to members and the public at no cost.
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Onsite & Outreach Environmental Education Programs 2 activities
- Hosts workshops on horticultural and environmental topicsOffers in-person and virtual workshops on topics including sustainable wreath-making, tree and shrub planting techniques, and marine ecosystem education. Past events include guided nature walks and expert-led sessions on local habitats.
- Produces educational materials and seasonal gardening guidanceCreates and distributes educational resources on planting for bird and Monarch butterfly habitats, invasive species alerts for Suffolk County, and seasonal gardening tasks such as winter preparation, supporting sustainable and ecologically responsible gardening practices.
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Local High School Scholarship Programs 1 activity
- Administers scholarship grants for horticultural and environmental studiesFunds and awards annual scholarships through the Paul Karish Scholarship Fund ranging from $1,000 to $3,000 to local high school graduates or individuals with ties to the five East End towns for studies in farming, food production, environmental science, and landscape architecture, distributing over $70,000 since 2001.
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Community Festival & Event Production 1 activity
- Hosts annual Garden Fair and plant saleHosts an annual Garden Fair each May featuring a preview party, auction, and public plant sale offering locally grown plants sourced from wholesale growers and member gardens. The event supports community engagement and fundraising.
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Literary Events & Workshops 1 activity
- Hosts book discussion groups on horticultural literatureOrganizes a monthly winter book group from December through March and a recurring Zoom-based book discussion group for members and the public, focusing on horticultural literature and garden history, with past events recorded and made available online.
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Organized Member Social Events 1 activity
- Hosts member social eventsHosts annual social gatherings including a Summer Garden Party in August and a Holiday Season Party in December, providing opportunities for members to connect through food, beverages, and informal networking.
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Public Access to Digital and Physical Library Collections 1 activity
- Operates a public horticultural lending libraryOperates the HAH LoGerfo Library at the Bridgehampton Community House, open to the public on Saturdays and select Tuesdays, with over 3,000 books, horticultural journals, nursery catalogs, and DVDs. The library is accessible for browsing by the public and lending by members.
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Public Garden Tours and Events 1 activity
- Organizes garden tours and horticultural site visitsOrganizes educational garden tours during summer and fall at private gardens in the Hamptons, many accessible exclusively to members. Also hosts special tours as part of the annual Karish Program and other events, promoting knowledge of local plants and gardening practices.
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Organizational Newsletter Production and Distribution 1 activity
- Produces and distributes a horticultural newsletterProduces a monthly newsletter distributed to members and the public, featuring information on horticulture topics, HAH activities, and East End garden news and events.
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financials · form 990EZ · fy2025
revenue
Total revenue$93K
Contributions & grants$59K63%
Program service revenue$4K4%
Investment income$7K8%
Other revenue—
expenses
Total expenses$77K
Program expenses—
Admin / overhead—
Fundraising—
Salaries & benefits—
Grants paid out—
balance sheet
Total assets$228K
Cash—
Investments—
Liabilities—
Net assets$228K
6 years on record · 2020–2025 · YoY revenue -7.5%
leadership · form 990 part vii · fy2025
Who runs it
board members · 6
- ALEX SPIKES — Director
- ERIK BROCKMEYER — Director
- KATHIE MCGINTY — Director
- LAURIE GIBBS — Director
- OLIVIA MOTCH — Director
- PAMELA HARWOOD — Director
relationships · 29
Who they work with
- 400+ members Network — Individuals with amateur or professional horticultural interest who participate in HAH programs and services
- Bayberry Nursery Partner — Provides 10% discount to HAH members
- Bridge Gardens Partner — Collaborates with Bridge Gardens on horticultural programming and demonstrations, including winter pruning.
- Bridgehampton Community House Partner — Hosts HAH events including lectures, roundtables, and meetings at its facility.
- Bridgehampton Community House Partner — Hosts the HAH LoGerfo Library at its location.
- Bridgehampton Community House Partner — Hosts the HAH LoGerfo Library on its premises, providing space on the ground floor with dedicated access.
- Bridgehampton Community House Partner — Hosts the lecture series at its facility.
- Charlie & Sons Partner — Provides 10% discount to HAH members
- Chris Paparo Partner — Featured as speaker in an educational workshop on marine ecosystems.
- Cifarelli’s Nursery Partner — Provides 10% discount to HAH members
- Cornell Cooperative Extension Partner — Collaborates on horticultural resources, including the Long Island Horticultural Resource Guide.
- Eastland Nursery Partner — Provides 10% discount to HAH members
- Hampton Library Partner — Collaborates with the Hampton Library for joint programming.
- Holly’s Garden Center Partner — Provides 10% discount to HAH members
- Long Island Community Foundation Government — Administers all scholarship monies for the Paul Karish Scholarship Fund.
- Long Island Native Plant Initiative Partner — Collaborates with Long Island Native Plant Initiative members on native plant gardening and biodiversity topics.
- Marders Partner — Provides 10% discount on green items to HAH members
- New York Community Trust – Long Island Partner — Administers the Paul Karish Fund scholarship program on behalf of HAH.
- New York State Department of Environmental Conservation (DEC) Government — References DEC materials on oak wilt disease and giant hogweed management.
- Peconic Land Trust Partner — Partnered with Peconic Land Trust to produce and share educational videos on winter pruning techniques.
- Stillwater Tree Farm Partner — Provides 10% discount to HAH members
- Summerhill Landscapes, Inc. Partner — Co-hosted a workshop on proper tree and shrub planting at their Amagansett location.
- Sylvester Manor Educational Farm Partner — Collaborates with Sylvester Manor Educational Farm through shared educational programming and speaker engagement
- Trimble’s of Corchaug Nursery Partner — Provides 10% discount to HAH members
- Unlimited Earth Care Partner — Provides 10% discount to HAH members
- Verderber Landscape Nursery & Garden Center Partner — Provides 10% discount on container materials to HAH members
- Vicki Bustamante Partner — Led a guided nature walk as a naturalist and native plant expert.
- Whitmore’s Tree Farm Partner — Provides 10% discount to HAH members
- Wittendale’s Florist & Greenhouses Partner — Provides 10% discount on bedding plants, herbs, and vegetables to HAH members
strategies · 3
How they approach the work
Named approaches extracted from this org’s sources. Where others share an approach, follow it to see the full set of orgs running it.
- Ecologically Integrated Horticultural Educationmethodology: ecological_stewardship_educationBy embedding ecological principles—such as native plant conservation, pollinator support, and sustainable material reuse—into educational programming and garden design, the organization promotes long-term environmental stewardship because hands-on exposure to regenerative practices shifts gardener behavior toward sustainability.
- Inclusive, Multi-Channel Educational Accessmethodology: inclusive_access_modelBy offering free public lectures, virtual meetings, and digital distribution of content alongside member benefits, the organization expands reach and equity in horticultural education because removing financial and geographic barriers increases participation across diverse learner groups.
- Peer-Led Knowledge Exchangemethodology: peer_powered_learningBy facilitating member-driven platforms such as garden tours, roundtable discussions, and shared educational content, the organization fosters deeper engagement and practical learning because peer-to-peer interaction increases relevance, trust, and adoption of horticultural practices.