Professors and Senior Scientists
| PD Dr. Marcus Hall | Plants and society | Environmental History |
| Prof. Dr. Christian Hardtke | The molecular basis of plant growth & development | Molecular Genetics & Natural Genetic Variation |
| Prof. Dr. Andy Hector | Biodiversity and ecosystem functioning | Plant Community Ecology |
| Dr. Manfred Heinlein | Macromolecular trafficking and intercellular communication in plants | Molecular and Cellular Plant-Virus Interactions |
| Prof. Dr. Stefan Hörtensteiner | Chlorophyll breakdown | Chloroplast Metabolism |
| Dr. Colin Hughes | Dynamics of neotropical plant diversification | Plant Systematics and Evolution |