How to Grow Southern Live Oak - Plant Care & Tips

By NorwichGardener Team   /   2024

Southern live oak is a plant that is native to the southeastern united States. It is a deciduous tree that can grow to be up to 60 feet tall. The southern live oak has evergreen leaves that are 4-8 inches long and 2-4 inches wide. The leaves are leathery and have a glossy appearance. The southern live oak blooms in the spring with small, white flowers. The fruit of the southern live oak is acorn.

How to Grow Southern Live Oak - Plant Care & Tips

Alternative name

  • swamp cedar
  • southern cedar
  • white cedar
  • red cedar
  • live oak

Basic info

  • The southern live oak is a slow-growing evergreen tree.
  • It can reach a height of 40-60 feet and a width of 20-30 feet.
  • The leaves are simple and leathery, and the edges are often wavy.
  • The tree produces small, yellow-green flowers in the spring.
  • The fruit is a small, dark-blue drupe.
  • The southern live oak is native to the southeastern United States.
  • It is often planted as an ornamental tree.
  • The southern live oak is susceptible to a number of diseases, including oak wilt and black spot.
  • The southern live oak is also susceptible to damage from hurricanes and other severe storms.
  • The southern live oak is the state tree of Alabama, Arkansas, Florida, Georgia, Louisiana, and Mississippi.

Planting Process

  1. For southern live oak, first step is to plant the tree in an area where it will receive full sun.
  2. The second step is to water the tree regularly. The third step is to fertilize the tree with a slow-release fertilizer.
  3. The fourth step is to prune the tree regularly to encourage new growth.
  4. The fifth step is to mulch around the tree to help retain moisture.
  5. The sixth step is to monitor the tree for pests and diseases.
  6. The seventh step is to harvest the acorns from the tree.
  7. The eighth step is to plant the acorns in an area where they will receive full sun.
  8. The ninth step is to water the acorns regularly.
  9. The tenth step is to wait for the oak trees to grow.

Related plant:
Southern Wax Myrtle

Soil Requirement

About soil condition, the southern live oak (Quercus virginiana) grows best in deep, well-drained, sandy loams with a slightly acid pH. It can also tolerate brackish water and poor drainage. The tree does not do well in calcareous or heavily alkaline soils.

Light condition

Like the other trees, the southern live oak needs sun to grow. It is a large tree, so it needs a lot of sun. The leaves of the southern live oak are very large, so they need a lot of sun to photosynthesize. The southern live oak is a native tree to the southeastern United States, so it is used to growing in full sun.

Good Temperature

The temperature condition of the southern live oak is quite warm. The leaves are a dark green and the bark is a light brown. The branches are long and thin. The flowers are white and the fruits are black.

Humidity Level

Ideal humidity condition for this plant is 50-70%. The leaves of the Southern Live Oak are simple and alternate, and the leaf shape is oblong with a rounded apex. The leaf size is 3-6 inches long and 1-3 inches wide. The leaf margins are entire. The leaf surface is green and glossy above, and the underside of the leaf is paler. The leaf texture is leathery. The Southern Live Oak is dioecious, meaning that there are male and female trees. The male tree produces pollen, and the female tree produces the seeds. The flowers are small and inconspicuous. The fruit is a acorn, which is what the tree is most commonly known for. The acorn is a nut that is enclosed in a thick, scaly cap. It takes 18-24 months for the acorn to mature. The Southern Live Oak is found in the southeastern United States, specifically in the states of Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina, and Texas. This tree prefers to grow in moist, well-drained soils in full sun to partial shade, but it is also tolerant of a wide range of soil types and conditions. The Southern Live Oak is a slow-growing tree, but it can live to be hundreds of years old.

Fertilizer Requirement

The fertilizer, this family of plant is essential to the growth of the southern live oak. The root system is vital to the fertilizer, and the plant cannot survive without it. The root system anchors the plant in the soil, provides support for the plant, and absorbs water and nutrients from the soil. Southern live oaks are shallow-rooted and have a large, spreading root system that is often visible at the surface of the soil.

About light

Pruning is an important part of keeping your southern live oak healthy and looking its best. The best time to prune is in late winter or early spring before new growth begins. You can prune to remove dead or damaged branches, to thin out the canopy to allow more light and air to reach the inner parts of the tree, or to shape the tree. When pruning, make sure to make clean cuts at the branch collar (the swollen area where the branch attaches to the trunk).

The Propagation

Propagation of southern live oak (Quercus virginiana) is typically done by rooting hardwood cuttings taken from the parent tree. Cuttings should be taken from the previous year's growth and should be roughly 18 inches long. The bottom third of the cutting should be buried in a well-drained propagation bed. The bed should be kept moist but not soggy until roots have developed and the cutting is ready to be transplanted.

Growth Speed

Usually, the plant growth rate during the spring and summer when the weather is warmest. The amount of rainfall also affects growth rates, with more rain resulting in faster growth. Nutrients in the soil also play a role in how quickly the trees grow.

Common Problems

Common problems for this kind of plant are canker and borers. Canker is a disease that affects many trees and can be caused by different types of fungi. Borers are insects that bore into the tree and can cause the tree to become structurally unsound.

List to Know

  • Do not forget to water your oak tree regularly. The rule of thumb is to give it an inch of water per week.
  • Fertilize your tree twice a year - in spring and fall - with a good quality fertilizer formulated for oak trees.
  • Keep the area around your tree free of weeds and other growth. This will help the roots to focus on growing the tree.
  • Prune your oak tree as needed to remove dead or diseased branches and to shape the tree.
  • Keep an eye out for pests or diseases and treat them promptly.
  • Give your tree plenty of room to grow. Do not plant it too close to your house or other structures.
  • Choose a location for your tree that gets plenty of sunlight.
  • Be patient! It can take several years for an oak tree to reach its full potential.
  • Enjoy the shade and beauty that your oak tree will provide for

Related Plants

  • Turkey oak, Quercus cerris, related with southern live oak
  • Blue oak, Quercus douglasii, related with southern live oak
  • Naked oak, Quercus minima, related with southern live oak
  • Green oak, Quercus myrsinifolia, related with southern live oak
  • Burr oak, Quercus macrocarpa, related with southern live oak
  • Post oak, Quercus stellata, related with southern live oak
  • Laurel oak, Quercus hemisphaerica, related with southern live oak
  • Coastal live oak, Quercus virginiana, related with southern live oak
  • Golden oak, Quercus robur, related with southern live oak
  • Interior live oak, Quercus wislizenii, related with southern live oak

Source:
Southern Live Oak | University of Redlands
The Quest for the Hardy Southern Live Oak | Arnold Arboretum
Quercus virginiana: Southern Live Oak - University of Florida

Richelle Author Photo
Reviewed & Published by Richelle
Submitted by our contributor
Trees Category