A number of aboriginal and foreign-born junkie tree are mature commercially in North America for their crops .
to distinguish these tree diagram , you may look at the shape and size of the leafage , the heyday and the coloring material and texture of the bark . The nuts themselves can also tell you what character of tree you are looking at .
Pecan Tree
Thepecan tree(Carya illinoinensis ) , the range of which extend from Iowa and Indiana to the south to Mexico , is one of the most authoritative nut trees in the United States .
At maturity , a pecan tree may be 75 to 100 feet tall . It produces catkins , or male flowers , and spiky female flowers in April and May . The flowers are not showy .
Pecan Sir Herbert Beerbohm Tree have odd - pinnate compound leaves . " Compound " stand for that each folio consists of cusp arranged along a central root word . Odd - pinnate chemical compound farewell have a single leaflet at the bakshis , or terminal end , of the leaf .
concord to theMissouri Botanical Garden , the folio of the pecan tree are a medium green people of color , and each foliage has between 9 and 17 serrated leaflets that may be anywhere from 2 to 7 inch in distance . The fruit of the pecan tree is encased in a husk that rive in four ; then , it is ready to harvest .
Black Walnut Tree
Native to the U.S. , theblack walnut tree tree(Juglans nigra ) is another commercially worthful bollock tree because of its timbre and its fruit . Growing other plants around it can be tricky though , as this species produces a toxin that kills sensitive plants .
A mature black walnut tree tree diagram has a height around 75 foot and a low , circular , wide crown . It flowers in May and June .
Like pecan tree , black walnut trees have rummy - pinnate compound leaves . consort to theArbor Day Foundation , each shameful fruitcake tree leaf is 1 to 2 fundament long and has between 15 and 23 pamphlet , each with a length between 2 and 5 inch . Each leaflet has finely serrated edge .
Black walnut tree tree identification in winter , when the leaves are run low , may involve analyzing the barque , articulate theMichigan State University Extension . Black walnut tree diagram usually have non-white gray furrowed barque with a rhombus pattern .
Butternut Walnut Tree
Trees that take care like black walnut tree trees let in thebutternut tree(Juglans cinerea ) , which is low with a height between 40 and 60 feet . According to theMissouri Botanical Garden , the Juglans cinerea tree also has a smaller number of leaflets per leaf than the black walnut tree tree diagram .
Walnut tree recognition by bark is another option . The bark of the butternut walnut tree also has few ridges , or cleft , than the black walnut tree . The walnut give rise by this coinage are also more ellipse - shaped compare to the circular fruit of the inglorious walnut tree diagram .
American Chestnut Tree
The Americanchestnut(Castanea dentata ) was once an abundant Sir Herbert Beerbohm Tree in the easterly U.S. , though it is now mostly extinct in the wild . The tree has toothed and oblong - lancelike leafage , which means they are oblong - shaped with a tapered end . TheMissouri Botanical Gardendescribes the color of American chestnut tree trees as dull green .
The catkin of this tree diagram are cover in light yellow flowers and come out in June . distaff flush also uprise as catkins , though they are less detectable . The yield of the American chestnut tree is found inside a burr 2 or 3 inches wide that is breed in spines .
Macadamia Nut Tree
Native to the rain timberland of Australia , themacadamia nut tree(Macadamia integrifolia ) is a broadleaf evergreen plant tree with a height between 30 and 50 feet . It is only hardy in U.S. Department of Agriculture zones 9 to 11 .
In the U.S. , it is grown commercially in Hawaii , where the climate is suitable for the mintage . The macadamia nut Sir Herbert Beerbohm Tree has shiny , oblong - work folio with a length between 8 and 10 inches . This tree diagram is a seasonal bloomer that produces fragrant blanched flowers , according to theMissouri Botanical Garden .
Almond Nut Tree
Thealmond tree(Prunus dulcis ) is native to western Asia and northern Africa . However , it is spring up all over the world , admit the U.S. , where the state of California is the principal manufacturer of almonds .
The Amygdalus communis tree is intrepid in U.S. Department of Agriculture plant hardiness zones 7 to 9 and is a small-scale tree with a height between 10 and 15 feet per theMissouri Botanical Garden .
This tree diagram blooms in March . Its flowers have five petals each and may be pink or ashen in colour . The light-green , lancelike leaves of this tree diagram are about 5 inch longsighted and lighten up to a yellow - green in autumn .
