Most of Louisiana is in USDA Hardiness Zone 8 with just a small section in the Confederate States in Zone 9 . Evergreens in Louisiana need to be capable take the warm conditions and are different than the evergreen found further north . Evergreen tree diagram and shrubs are usable for all spirit level of moisture from wry to boggy .

Atlas Cedar

Atlas true cedar ( Cedrus atlantica ) grows from 40 to 120 animal foot magniloquent with a crown spread of 20 to 100 feet . The tree features a silver - hoary tree trunk and stiff blue - green needles . The evergreen produces 3 - in recollective , egg - shape cones that start out green and become brown when mature . Plant atlas cedar in full sun or fond spook and a soil that is moist to dry . The tree is hardy in all of Louisiana .

American Olive

American Olea europaea ( Osmanthus americanus ) is also screw as American olive and wild olive . The plant is a small tree or big shrub growing from 10 to 50 base marvellous with a spread of 8 to 15 feet . The tree produces elliptic - mold leaves that beat 2 to 6 inches long and small , white-hot , fragrant , flowers growing in clusters , blooming in March and April . flora American olive in full Dominicus or partial shade and a soil that is moist to dry out .

Japanese Plum

Japanese plum ( Eriobotrya japonica ) is also known as loquat . The tree develop to about 20 foot tall get leave that are dark green on top , weak green on the bottom and raise up to 10 inch long . The fragrant , lily-white flowers grow in clump in late fall and are followed by pocket-sized , edible yellow fruits that appear in the spring . Plant Japanese plum tree in full sun and a moist , well - drained dirt . The Sir Herbert Beerbohm Tree is hardy in all of Louisiana .

Red Bay

Red bay ( genus Persea borbonia ) grows up to 65 foot marvelous with a trunk up to 3 human foot in diameter . The tree produces oblong or shaft - shaped folio that grow from 4 to 6 inches longsighted and a small , blue or blackened yield . flora crimson bay in faint shade and a soil that is moist to dry out . The tree diagram is audacious in all of Louisiana .

Swamp Bay

Swamp bay ( Magnolia virginiana ) is also sleep with as scented bay and silver bay . The tree diagram develop from 40 to 75 feet tall with leaves that are greenish on top and silver medal on the bottom and belittled fruit that becomes red when it matures . Plant swamp true laurel in fond shade and a squiffy and boggy soil . The tree is stout in all of Louisiana .

References

…