Wikipedia

Hawkweed

Hieracium spp.

For more information about this plant pest, see the CABI data sheet.

7/2019 - MASTER GARDENERS: Hawkweed a very hawkish weed indeed
7/2019 - Over the Garden Gate: Invasive hawkweed moving eastward
2/2018 - Hieracium, bane of the high country, might be showing signs of decline | Stuff.co.nz
2/2018 - Dogs sniff out noxious weeds in Snowy Mountains
9/2017 - Extinct plant not seen for 60 years found in Peak District