The International Association of Horticultural Producers (AIPH) members consist of thousands of growers of flowers and ornamental plants around the world who are together united by one essential goal – promoting the place of plants in people’s lives.

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The AIPH 2024 Annual Review highlights all the organisation's activities

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AIPH is responsible for approving the world’s most exceptional horticultural expos creating long lasting green legacies in cities across the globe.

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expos@aiph.org

AIPH Blooming Economies & Cities to Inspire The World 2.0. Up-to-date statistics from recent Expos hosted in Asia and Europe.

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AIPH hosts several conferences, webinars and events such as the International Grower of the Year award throughout the year. Read about these along with the latest news about the association’s activities.

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The AIPH International Grower of the Year Awards celebrate the best of the best in ornamental horticulture

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AIPH’s key aim is to stimulate demand for ornamental trees, plants and flowers worldwide. We are committed to supporting growers in achieving this by protecting and promoting the interests of the industry.

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The fate of the Cascade rule for the breeder of new varieties

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The AIPH’s Global Industry Intelligence Centre (GIIC) is an international hub for industry information and knowledge exchange.

International Statistics Flowers and Plants Yearbook

Consultancy and Bespoke Reports

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The report contains insights on production and consumption of the floriculture industry in Thailand, imports and exports, and business opportunities

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AIPH Green City activities promote the essential role of plants in creating vibrant urban areas in which people and businesses can thrive.

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AIPH World Green City Awards 2026

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Global Green City Update

The AIPH Global Green City Update is a monthly mailing that collates the most recent insights on Green City initiatives around the world. Click on the icons below to read each edition.


The May edition of the AIPH Global Green City Update explores the World Health Organisation’s GreenUr prototype, the UN Development Programme’s research into the impact of gaming on attitudes to nature, and much more.	This month, the AIPH Global Green City Update explores how to ensure fair access to urban greening through early policy planning, as well as highlighting best practice, case studies and upcoming events across the green industry.	In March’s edition, the AIPH Global Green City Update highlights the CBD goals for 2050, the Trees and Design Action Group’s upcoming webinars, the World Resources Institute report on Nature-based Solutions in Africa, and much more.


In February’s edition of the AIPH Global Green City Update, we highlight the new guides produced by CitiesWithNature, Nature-based Solutions for climate change in cities, IFLA’s World Congress, and much more.	Happy New Year! The first Update of 2025 highlights the World Economic Forum’s new report, UN Habitat’s guidance paper on Healthier Cities and Communities Through Public Space, and much more.


The final Update of 2024 looks back at all AIPH did this year, as well as taking a peek at what’s to come in 2025.	The November edition of the AIPH Global Green City Update featured GoNaturePositive!’s Nature-Positive Economy concept note, RHS’ Feel Good by Growing Pilot Project, and much more.	This edition of the AIPH Global Green City Update reported on updates from COP16 in Cali, Colombia.

Announcing the Winners of the AIPH World Green City Awards 2024!	This edition of the AIPH Global Green City Update looks at the upcoming events in September, including the 76th AIPH Annual Congress in Poland, the IFLA World Congress in Turkiye, and the Circular Cities Summit in UAE.	This edition of the AIPH Global Green City Update features the upcoming Future Green City World Congress, Sydney’s ‘A City for Walking’ plan, the Royal Botanic Gardens Kew’s Landscape Succession Plan, and much more.

Highlighted in the June edition of the AIPH Global Green City Update are the AIPH Green City Briefings, a series of free webinars focusing on urban greening. The Update features news about the Circular Cities Network, the IUCN Leaders Forum, the World Urban Forum, and much more.	Released on International Day for Biodiversity, this edition of the AIPH Global Green City Update showcases Case Studies combating biodiversity loss, the Shortlist for the AIPH Youth Award, a review of ‘Research Handbook on Urban Design’ and much more.	This month’s edition of the AIPH Global Green City Update announces the Certificates of Merit recipients for the AIPH World Green City Awards 2024, the upcoming Future Green City World Congress, the garden in Bengaluru Airport, and much more.

The March edition of the AIPH Global Green City Update features the upcoming TNOC Festival, nature in street art, the Grey to Green Scheme in Sheffield, UK, and much more.	Announcing the 21 Finalists for the AIPH World Green City Awards 2024!	The February edition of the AIPH Global Green City Update features the ‘Living Green, Liveable Cities Research Symposium’, the Prato Urban Jungle project in Italy, the Cities4Forests Urban Forest Policy Library, and much more.

Happy New Year! The first AIPH Global Green City Update of 2024 lists an impressive number of Green City events happening this year, including: the #NatureForAll Love Fest, the TNOC Festival 2024, the Future Green City World Congress, and much more.


The final Global Green City Update of 2023 reflects on developments at COP28, the European Green Capital & Green Leaf Winners of 2025, ICLEI’s new Interact-Bio Biodiversity Financing Toolkit, and looks back at the AIPH Green City Initiative throughout the year.	This edition of the Global Green City Update features The role of cities UNFCCC’s COP28, the recent Circular Cities Summit, the Local Action Climate Summit, and much more.	Released on World Cities Day, this edition of the Global Green City Update announced the Technical Panel for the AIPH World Green City Awards 2024. It also included the Invasive Alien Species Assessment, the Canadian Landscape Standard, and much more.

The September edition of the Global Green City Update features UNECE Forests’ Action Toolkit, International Federation of Landscape Architects’ new book, Australia’s plant selection tool, ICLEI’s Food Handbook, and much more.	The August edition of the Global Green City Update features three new additions to the AIPH Green City Case Study Collection, the EU Nature Restoration Law, research on minimising pollen allergies, and much more.	The July edition of the Global Green City Update includes the OECD’s Policy Instruments for the Environment, the Green Infrastructure Resource Library by the Green Infrastructure Partnership, a report on ‘Reshaping the City’ from the Urban Land Institute, and much more.

This month’s edition of the Global Green City Update features the NBS Comic coordinated by The Nature of Cities, the Urban Land Institute’s ‘Parks that Protect’ report, and case studies from Zagreb, Croatia, and Durban, South Africa, and much more.	The May edition of the AIPH Global Green City Update has a special focus on Biodiversity in cities in light of the International Day of Biodiversity held on 22nd May.	This month’s edition of the Global Green City Update includes more details about entering the AIPH World Green City Awards, insight into what makes an Ecocity, and case studies from Chengdu, China, and Belo Horizonte, Brazil, and much more.

The March edition of the Update features a publication on community gardens by AARP Livable Communities and 8 80 Cities, the winner of the WRI Ross Center Prize for Cities, and two new Green City Case Studies.	This month, there’s a focus on green spaces for children, including: the Trust for Public Land’s transformation of New York’s playgrounds, the City of San José’s Fostering Community Connection initiative, Ville de Paris’ OASIS Schoolyard Project, and more.	Happy New Year! The first Global Green City Update of 2023 features the State of Finance for Nature report, Cape Town’s Herbinisation initiative, the European Green Capital of the year: Tallinn, Estonia, and much more.


The December edition of the Global Green City Update features updates from COP 15, the new Youth Award for the AIPH World Green City Awards, use’s Digital Citymaker’s Summit, and much more.	The November edition of the Global Green City Update features the Edinburgh Declaration, the upcoming COP 27 in Sharm El-Sheikh, the Nature for Life Hub, and much more.	The October edition of the Global Green City Update features the upcoming COP 15 in Montréal, the C40 World Mayors Summit, “Parches Verdes – Lungs for Life” in Aburrá Valley, Colombia, and much more.

This special edition of the Global Green City Update showcases the winners of the inaugural AIPH World Green City Awards. The winners were announced at a gala dinner in Jeju Special Self-Governing Province, South Korea, as part of the IUCN Leaders Forum.	The September edition of the Global Green City Update highlights the ‘Living Green for Health & Wellbeing’ finalists for the AIPH World Green City Awards, a nature-based solutions report by UNEP, and much more.	The August edition of the Global Green City Update announces the AIPH Green City Briefings 2022/23, offers a review of the ‘Living Green for Climate Change’ finalists for the AIPH World Green City Awards, and much more.

The July edition of the Global Green City Update features the UN’s ‘Beat the Heat’ handbook, EILO‘s ‘Best Project Competition’, an in-depth look into three of the finalists for the AIPH World Green City Awards, and much more.	The June edition of the Global Green City Update features the Shortlist for the AIPH World Green City Awards 2022, the World Economic Forum report on BiodiverCities, Izmir’s strategy for living in harmony with nature, and much more.	The May edition of the Global Green City Update highlights CitiesWithNature’s “22 Actions cities can take for nature”, a report by ARUP titled “Cities Alive: Green Building Envelope”, the AIPH Green City Guidelines, and much more.

The April edition of the Global Green City Update features a Seed Session from the The Nature Of Cities Festival, the Urban Biodiversity Hub’s “Urban Butterfly Effect,” the FAO’s IDPH, Floriade Expo 2022, and much more.