Records of purely cultivated species are displayed in a different font and colour.
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| Family name | Species name | Location | Link to record |
| Asteraceae | Ageratina adenophora | St Patrick's Rd, Hatfield | Record |
| Poaceae | Eragrostis aspera | St Patrick's Rd, Hatfield | Record |
| Asteraceae | Erigeron bonariensis | St Patrick's Rd, Hatfield | Record |
| Fabaceae subfamily Papilionoideae | Lupinus mexicanus | St Patrick's Rd, Hatfield | Record (with image) |
| Salicaceae | Populus × canescens | St Patrick's Rd, Hatfield | Record |
| Typhaceae | Typha capensis | St Patrick's Rd, Hatfield | Record |
Number of records found: 6