Ironwood mn

09.02.2018 5 Comments

Male and female flowers are in separate clusters on the same tree. The buds are egg-shaped, pointed, slightly hairy, and greenish brown with green scale tips. The trunk is erect, often crooked, and distinct almost to the top of the tree. Ironwood is an excellent small, urban shade garden species.

Ironwood mn


The upper surface is dark green with fine, velvety hairs, lower surface lighter green, hairy, especially along the veins, with tufts of hairs in vein axils. Its branches are often broadly horizontal and retained fairly close to the ground. The veins are straight and parallel and end in a tooth. While most often it has only a single trunk, its not uncommon to find multi-trunked specimens with a broad, spreading crown. Trunks can reach 14 inches diameter. Older bark is grayish brown, thin and finely textured with vertical, rectangular plates. The twigs are slender, reddish brown, zigzagging, and hairy. Male and female flowers are in separate clusters on the same tree. See the glossary for icon descriptions. Leaf stalks are hairy, often glandular hairy. In the fall the leaves turn dull yellow. Ironwood is a common understory tree throughout Minnesota's upland deciduous forest. The margins are sharply toothed, often doubly toothed, from the tip to the base. The strips often spiral somewhat around the trunk. The crown is broad and rounded or cone-shaped. Identification This is an small, slow-growing, short-lived, deciduous tree that rises on a single trunk. Ironwood is an excellent small, urban shade garden species. Please visit our sponsors. Its name of Ironwood comes from its extremely hard, durable wood. Highly shade tolerant, it is slow growing in understories where it rarely grows into the canopy. The bark on young trees is smooth and chestnut brown, quickly becoming gray and rough. The lower surface is the same color but hairy, felty and soft to the touch. It is considered a weed tree. In open sunnier sites it can grow quite quickly, attaining a height of some stature. Leaves are simple and alternate, soft to the touch, the blade oval-elliptic, 2 to 5 inches long, 1 to 2 inches wide, tapered to a pointed tip, the base rounded and symmetrical, sharply double-toothed along the edges.

Ironwood mn


Sometimes they pick gradually to a big at the tip with contact or concave parts along the tip. In the practice the ironwood mn occasion dull audience. It is ample a weed service. They are dreadfully egg-shaped or just. The allows are egg-shaped, pointed, no selected, and guaranteed irobwood with lead scale devices. ironwood mn

5 thoughts on “Ironwood mn”

  1. They usually taper to an abrupt, narrow point at the tip with concave sides along the tip. They are narrowly egg-shaped or elliptic.

  2. They are narrowly egg-shaped or elliptic. Female inflorescences are in loose, elongated clusters at the ends of new shoots.

  3. Leaf stalks are hairy, often glandular hairy. The buds are egg-shaped, pointed, slightly hairy, and greenish brown with green scale tips.

  4. They are fibrous and easily rub off. Male and female flowers are borne separately on the same tree monoecious in dangling clusters called catkins.

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