Updated: June 28, 2023

Magnolias are stunning flowering trees known for their large, showy blooms and elegant appearance. With their beautiful blossoms and lush foliage, magnolias can add a touch of elegance and charm to any garden or landscape. However, before adding a magnolia to your outdoor space, it’s important to consider the size of the plant and how it will fit into your garden design.

Understanding Magnolia Sizes

Magnolias come in various sizes, ranging from small shrubs to tall trees. The size of a magnolia plant is determined by its growth habit and the specific cultivar you choose. Some magnolias grow as compact shrubs, while others can reach towering heights of 80 feet or more.

It’s essential to understand the growth habit of the magnolia species you’re interested in before making a purchase. This will help ensure that the size of the plant aligns with your garden’s available space and aesthetic preferences.

Small-Sized Magnolias

If you have limited space or prefer smaller plants, there are several magnolia options that will suit your needs. Small-sized magnolias typically reach a mature height of around 10 to 20 feet, making them perfect for gardens with restricted space or as foundation plantings.

One popular small-sized magnolia is the Little Gem Magnolia (Magnolia grandiflora ‘Little Gem’). This evergreen magnolia cultivar features glossy leaves and fragrant white flowers. It grows slowly and typically reaches a height of 15 to 20 feet, making it an excellent choice for smaller gardens or urban landscapes.

Another small-sized option is the Jane Magnolia (Magnolia x ‘Jane’). This deciduous magnolia variety produces stunning purple-red flowers in early spring. It grows to a height of about 10 to 15 feet and has a compact, upright form, making it suitable for smaller gardens or even container planting.

Medium-Sized Magnolias

Medium-sized magnolias are ideal for homeowners who want a statement tree without the overwhelming size of a large magnolia. These trees typically reach a mature height between 20 and 40 feet, offering a balanced presence in the landscape.

The Saucer Magnolia (Magnolia x soulangeana) is a popular medium-sized magnolia variety known for its large, saucer-shaped flowers in shades of pink and white. It grows to a height of around 20 to 30 feet and has a spreading habit, making it an excellent focal point for medium-sized gardens or as a specimen tree.

Another medium-sized option is the Star Magnolia (Magnolia stellata). This deciduous magnolia cultivar features star-shaped white flowers that appear before its leaves in early spring. It typically reaches a height of 15 to 20 feet and has a compact, rounded form, making it an ideal choice for smaller landscapes or as an accent plant.

Large-Sized Magnolias

If you have ample space and want a grand statement tree, large-sized magnolias are the way to go. These majestic trees can reach towering heights of 40 feet or more, creating a stunning focal point in larger gardens or estates.

The Southern Magnolia (Magnolia grandiflora) is a classic example of a large-sized magnolia. This evergreen tree features glossy green leaves and large, fragrant white flowers. It can grow up to 80 feet tall and is often used as a shade tree or specimen plant in spacious gardens.

Another large-sized option is the Cucumber Magnolia (Magnolia acuminata). This deciduous magnolia variety showcases yellow-green flowers in late spring and reaches heights of 60 to 80 feet. With its tall stature and pyramidal shape, it makes an impressive addition to larger landscapes or as a backdrop tree.

Factors to Consider

When selecting a magnolia plant size, it’s important to consider some key factors:

  1. Available Space: Assess the available space in your garden and choose a magnolia size that fits without overwhelming the area.

  2. Purpose: Determine the purpose of the magnolia in your landscape. Do you want it to be a focal point, a shade tree, or an accent plant? This will help guide your decision in selecting the appropriate size.

  3. Maintenance: Consider the maintenance requirements associated with different magnolia sizes. Larger trees may require more pruning, while smaller varieties may need less frequent care.

  4. Aesthetic Preferences: Think about your aesthetic preferences and the overall design of your garden. Choose a magnolia size that complements the style and theme of your outdoor space.

Conclusion

Magnolias are stunning plants that can enhance the beauty of any garden or landscape. By understanding the different sizes available and considering factors such as available space and aesthetic preferences, you can select the right magnolia plant size for your specific needs. Whether you opt for a small-sized shrub, a medium-sized tree, or a grand statement tree, adding a magnolia to your garden will surely bring joy and elegance for years to come.