Massachusetts Institute of Technology | California Institute of Technology | Art Institute of Chicago | Institute for Advanced Study | American Institute of Architects | Georgia Institute of Technology | Rensselaer Polytechnic Institute | Rochester Institute of Technology | Franklin Institute | Royal Institute of Technology | Pasteur Institute | Institute of Contemporary Arts | Horticulture | California Institute of the Arts | Institute of Electrical and Electronics Engineers | British Film Institute | Pratt Institute | National Cancer Institute | Virginia Military Institute | Cato Institute | Australian Institute of Sport | Illinois Institute of Technology | Curtis Institute of Music | American Institute of Aeronautics and Astronautics | Royal Institute of British Architects | National Institute of Standards and Technology | Monterrey Institute of Technology and Higher Education | Institute of Physics | List of Monterrey Institute of Technology and Higher Education faculty | Weizmann Institute of Science |
His honours included an associateship of honour of the Royal New Zealand Institute of Horticulture in 1948, presidency of the former Horticultural Educational Association, founder membership and honorary fellowship of the UK Institute of Horticulture, a 1975 CBE for services to horticulture, and in 1976 the Victoria Medal of Honour from the Royal Horticultural Society.
Buczacki is a Fellow of the Society of Biology, a Chartered Biologist, a founder Fellow of the Institute of Horticulture, a Fellow of the Linnean Society of London, Associate of the Royal Photographic Society, and Honorary Professor of Plant Pathology at Liverpool John Moores University.