Known for very dense wood, hence the common name.  Said to have the heaviest wood on any American tree. Specimen plant or small shade tree. , Tolerance, Tolerant of occasional/brief inundation such as can occur in storm surges. Moderate. Tolerant of salty wind and may get some salt spray. Exposure t , Wildlife, Fruit eaten by birds and other wildlife. , Habitat, Dry sites. Hammocks. , Did You Know?, Interesting foliage, Hurricane wind resistance

Wildflower garden, suitable for naturalizing. , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Habitat, Flatwoods, sandhills, pine-oak-hickory woods, secondary woods. , Did You Know?, Showy flowers Nectar source for native bees, including bumblebees,  and other pollinators (Xerces Society).. Attracts butterflies

Foliage is showy, silvery gray green. Takes on a weed appearance at flowering time. This is an Endangered Florida endemic -- do not harvest plants fro , 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 listed as Endangered by the USFWS and the State of Florida.  Please plant responsibly. , Wildlife, Primarily wind dispersed, but small birds consume seed. , Habitat, Scrub. In openings and open ecotones. Disturbance is required for persistence of this species. This species can be seen at the Balm-Boyette and Gol , Did You Know?, Showy flowers, Interesting foliage Butterflies and bees including green metallic, sweat, leafcutter, bumble and mining bees (Florida Wildflower Found

Fruiting late in the fall, the fruits during the fall add substantial interest to a casual garden.  Baccharis glomerulifolia is similar in appearance , Tolerance, Tolerant of inundation with brackish water Some tolerance to salty wind but not direct salt spray. , Considertions, Weak wood. Seed is wind disbursed and may become weedy. , Wildlife, Seeds are wind dispersed but also eaten by small birds and other wildlife. , Habitat, Coastal uplands and disturbed moist inland area. , Did You Know?, Showy fruits Although primary wind pollinated, it attracts bees including Colletes mandibularis, C. simulans, C. thysanellae, Agapostemon splendens,

Use in  wildflower gardens. Gradually spreads to form small clusters of plants. , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Wildlife, Primarily wind dispersed, but small birds consume seed. , Habitat, Moist to moderately dry well-drained soils , Did You Know?, Showy flowers Butterflies and bees including green metallic, sweat, leafcutter, bumble and mining bees (Florida Wildflower Foundation).

The various sources have conflicting opinions on the fruit and its uses. Specimen plant or wildlife planting for moist areas. Screen plant. Suggested , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Wildlife, Apparently less interesting as a wildlife food tree than some other haws. , Habitat, In and near pools and small ponds, floodplains, swamps, especially where water stands much of the time. , Did You Know?, Showy flowers Larval food for hummingbird clearwing (Hemaris thysbe)and blinded sphinx (Paonias excaecata). Attracts pollinators, especially importan