There are more than 1000 acacia species in Australia, many have spactacular blooming, like this one. Many are terribly invasive in many parts of the world.
Description: English: Acacia alata var. biglandulosa, Australian National Botanic Gardens, Canberra. Date: 19 January 2013, 00:52:37. Source: Own work. Author: Nadiatalent.
Description: English: Acacia alata in the Botanischer Garten, Berlin-Dahlem. Date: 8 February 2020, 15:09:33. Source: Own work. Author: Krzysztof Ziarnek, Kenraiz.