Crimson Bottle Brush Environment 

The Crimson Bottle Brush is a native Australian plant found in areas of Queensland, New South Wales and Victoria, mainly in swampy areas and rocky streams. But in Victoria they thrive in the east of Victoria.  In the habitats in Queensland where the Crimson Bottle Brush is located the average maximum temperature is 24°C to 30°C and the average minimum temperature is 15° to 21°C. The average annual rainfall in Queensland is 600mm to 1200mm. In New South Wales the average annual maximum temperature is 12°C to 27°C and the average minimum temperature is 3°C to 15°C. The average annual rainfall is 600mm to 1800mm. In Victoria the average annual maximum temperature is 9°C to 21°C and the average annual minimum is 3°C to 9°C. The average annual rainfall is 600mm to 1800mm. 

Australian Swamps 
Source:
http://www.nationalparks.nsw.gov.au/~/media/NPWS/Images/Parks/Seaham-Swamp-Nature-Reserve/park/seaham-swamp-01.ashx