This is one of the world's most widespread species. Multiple subspecies exist  within Florida with two being widespread. Because of its tolerance of a , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Considertions, In rich soils, may be overly aggressive. , Habitat, Dry sites. Oak-pine-hickory woodslands. Tolerant of disturbance. , Did You Know?, Interesting foliage

The range map for this species suggests that it might occur in the ApalachicolaRiver floodplains even where it had not been documented. Shade tree. T , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Considertions, Fallen/falling acorns can be a maintenance issue. , Wildlife, Acorns are eaten by woodpeckers, white-breasted nuthatches, blue jays, ducks, small mammals, wild turkeys, white-tailed deer and black bear Provides c , Habitat, Floodplains of large rivers, predominantly the greater Apalachicola River system. , Did You Know?, Hurricane wind resistance Host plant for the banded hairstreak, Edwards' hairstreak, gray hairstreak, white-M hairstreak Horace's duskywing and the J

Can be grown as a groundcover. This is a species on the southern limits of its range in North Florida.  Its known occurrence (ISB 2020) is sparse in F , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Considertions, In Florida, basal leaves are typically visible during the winter. , Wildlife, Several cavity-nesting birds use yarrow to line their nests. Adding yarrow to nests may inhibit the growth of parasites. Some small birds eat the seed , Habitat, Ruderal. , Did You Know?, Showy flowers, Interesting foliage Attracts butterflies, bees, and other insect pollinators. Attracts bees and butterflies. Larval host for Painted L

The Florida Wildflower Foundation has a good pamphlet that includes culture of this species. Gray-green, fine foliage, border plant or individual spe , Tolerance, Not salt tolerant of inundation by salty or brackish water. Some tolerance to salty wind but not direct salt spray. , Habitat, Scrub, sandhill. , Did You Know?, Aroma, fragrance, Showy flowers Attracts many pollinators, especially bees (https://hawthornhillwildflowers.blogspot.com/).

Closely related plants occur in the Caribbean and Central America. Yellow or orange flowering plants are not the Florida native. In recent years plant , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Considertions, This species is cold sensitive and will die back if it freezes. Usually resprouts from the base. There are recent observations of the plant in north F , Wildlife, Birds and small mammals eat the fruits and disperse seeds. Hummingbirds come for nectar , Habitat, Dry sites. Coastal forests, upland forests, hammocks. , Did You Know?, Showy flowers, Hurricane wind resistance Larval host for the pluto sphinx moth Butterflies, noted for attracting zebrawing  Attracts long-tongued bee