Magnolia Tree Plant Care

Magnolia grandiflora L.

Magnolia grandiflora, commonly known as the southern magnolia or bull bay, is a tree of the family Magnoliaceae native to the Southeastern United States, from Virginia to central Florida, and west to East Texas. Reaching 27.5 m (90 ft) in height, it is a large, striking evergreen tree, with large, dark-green leaves up to 20 cm long and 12 cm wide, and large, white, fragrant flowers up to 30 cm (12 in) in diameter.

🌳Trees🌿Shrubs
Water

Every 7–14 days

Light

Full sun to partial shade

Temp

0–100°F

Humidity

40–70%

What Is the Magnolia Tree?

Magnolia Tree (Magnolia grandiflora) belongs to the Magnoliaceae family within the Magnolia genus. Magnolia Tree is native to the Southeastern United States, from Virginia to central Florida, and west to East Texas. Magnolia Tree is also known as Southern Magnolia, Bull Bay, Evergreen Magnolia.

Magnolia Tree displays a large, deciduous tree growth habit, reaching up to 30 inches tall with a spread of approximately 25 inches. Magnolia Tree produces large, fragrant flowers in various colors like white, pink, or purple.

Leaf size: approximately 8 inches.

How Often Should You Water a Magnolia Tree?

Magnolia grandiflora requires watering every 7–14 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.

Watering Frequency

Every 7–14 days

Let soil partially dry between waterings

What Light Does the Magnolia Tree Need?

Magnolia Tree thrives in full sun to partial shade light conditions. The optimal light range is 200–1000 lux. Avoid placing Magnolia Tree in direct, harsh sunlight for extended periods, as this can scorch the foliage.

Light Requirement

Full sun to partial shade

200–1000 lux

What Temperature and Humidity Does the Magnolia Tree Prefer?

Magnolia grandiflora grows best at temperatures between 0°F and 100°F. Magnolia Tree prefers humidity levels of 40–70%.

Temperature

0–100°F

Humidity

40–70%

What Soil Mix Works Best for a Magnolia Tree?

Rich, well-draining soil with plenty of organic matter. Good drainage is essential for Magnolia Tree to prevent waterlogging, which leads to root rot and fungal issues.

How Do You Repot a Magnolia Tree?

Repot young plants annually, older plants every 2-3 years. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.

How Do You Propagate a Magnolia Tree?

Magnolia Tree can be propagated through seeds, softwood cuttings. Similar propagation techniques also apply to sweetbay magnolia plant care, which shares the same genus.

Fertilizing

Every 6 months

During the growing season

Is the Magnolia Tree Toxic to Pets and Children?

Non-Toxic

Non-toxic to humans and pets

What Pests and Diseases Affect the Magnolia Tree?

Magnolia Tree is susceptible to scale insects, aphids, caterpillars. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.

Keep exploring plants

Magnolia Tree is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.

It belongs to the Magnolia genus — compare its care with other Magnolia species on PlantoScan.

Magnolia Tree tolerates low-light rooms and shaded spots — browse the full list of low-light plants.

More Magnolia Species

Other Magnolia species in PlantoScan's care catalogue share similar watering, light, and soil preferences:

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