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Number of specimens per infested sample (n = 217 infested consignments in the period 2019–2022) as reported by the Dutch NPPO for all countries and years (NVWA, 2022: Infestation rates of consignments of cut‐roses infested by T. leucotreta; personal communication, 12 October 2022)
| Number of T. leucotreta specimens per consignment | Fraction of consignments |
|---|---|
| (n = 217) | |
| 1 | 167 (77%) |
| 2 | 32 (15%) |
| 3 | 18 (8%) |
| 4 or more | 0 (0%) |
