| Title | Biostimulant type | |
|---|---|---|
| 4-Vita | Plant extract | 4-Vita |
| Abies | Plant extract | Abies |
| Acadian | Seaweed extract | Acadian |
| Acker-Schachtelhalm extract | Plant extract | Acker-Schachtelhalm extract |
| ACTIV 0-0-5 | Seaweed extract | ACTIV 0-0-5 |
| Actiwave | Seaweed extract | Actiwave |
| AdeSil | Anorganic elements Si, Phosphite | AdeSil |
| Aegis Argilla | Mycorrhizal fungi | Aegis Argilla |
| Aegis Micro-granule | Bacteria | Aegis Micro-granule |
| Afital K | Anorganic elements Si, Phosphite | Afital K |
