ASTREDHOR is a French research and development institute serving professionals across the plant sector, including horticulture, floristry and landscaping. A recognized Agricultural Technical Institute since 2008, it has supported the industry since 1995, helping address technical, economic and environmental challenges through research, innovation and practical expertise.

Its multidisciplinary research covers sustainable production systems, plant health, climate adaptation, resource management, alternatives to chemical plant-protection products, and the role of plants in urban environments. ASTREDHOR works with universities, research centres and industry partners to develop knowledge and solutions for growers and other sector professionals.

The institute also provides tailored consulting, strategic and plant-health advice, environmental certification support, and expert services for landscape design and urban agriculture through its Florysage and Techn’AU offices. Its training courses address subjects such as crop protection, weed management, irrigation, fertilization and plant pruning, with customized options available. Professionals can also access technical resources, monitoring bulletins, newsletters and a documentary database. ASTREDHOR’s work spans plant diversity, agricultural and ecological transitions, urban landscapes and plant health.