Krugiodendron Ferreum (Black Ironwood)

Black Ironwood

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Krugiodendron Ferreum (Black Ironwood) is a small to medium-sized tree with slender branches. It reaches 15 to 25 feet in height, it grows taller than it does wide. Additionally, it has an upright crown of moderate density, with a rounded to narrow pyramidal, often irregular shape. Moreover, the bark is dark gray, rough, and furrowed. While, the leathery leaves are opposite, simple, entire, and oval. The attractive bright glossy green leaves measure  1  to 1.5 inches long with a notch at the apex. And, the unfolding leaves are pinkish. Also, the flowers are small, greenish, star-shaped, without petals, borne in the leaf axils, and inconspicuous.

Furthermore, the fruit is a juicy berry, oval or nearly round. The berry is 1/3 inch long ripening to a purplish red, edible and sweet, attract birds and other animals. The fruit has a single seed, for propagation. The tree’s common name is appropriate since it has the densest wood of any north American tree, the wood is used in making cabinets.

Krugiodendron Ferreum (Black Ironwood) grows well in moist, well-drained sandy or limestone soils

  • with a top layer of humus. It grows very slowly, but as it ages its character and structure take over and it becomes a highly noticeable member of any landscape. It is as well a very long lived tree that may be used as a small specimen tree in residential landscapes, as a street tree, or as a large shrub in the background or under full sun around perimeters. Black ironwood is similar to darling plum.
  • Additional information

    Common Name

    Black Ironwood

    Florida Native

    Yes, FL Native


    Caribbean, Florida & Central America

    Flowering Season


    Salt Tolerance

    High Salt Tolerance

    Drought Tolerance

    High Drought Tolerance

    Growth Rate

    Slow Growth Rate

    Light Requirements

    Full Sun to Partial Shade

    Flower Color

    Yellow to Green, Green, Yellow



    Plant Type



    25 gal., 25 gal. bush, 50 gal., 50 gal. bush, 65 gal., 65 gal. bush, 100 gal., 100 gal . bush, 200 gal., 200 gal. bush, 300 gal., 300 gal. bush


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