Diamond Spire® Gardenia

Diamond Spire® Gardenia

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Diamond Spire® Gardenia Features Upright Growth, Evergreen Foliage, and Repeat Blooming

A Modern, Space-Saving Twist on a Southern Classic

Flowering Vertical Beauty and Delightful Fragrance

The Diamond Spire® Gardenia is an efficient take on a Southern staple. Its signature upright, columnar shape and glossy evergreen foliage make it an exceptional choice for smaller garden spaces, narrow borders, or even containers. Adorned with white blooms that release a sweet fragrance from late spring through fall, this compact gardenia brings plenty of charm to any landscape.

The Upright Gardenia Your Landscape Needs

This gardenia’s narrow, columnar form reaches about 3 to 4 feet tall and only 2 feet wide, making it ideal for confined planting areas or vertical interest in garden beds. Its dark green, glossy evergreen leaves provide year-round appeal, while its fragrant white blossoms emerge repeatedly from late spring all the way through fall. The contrast between the pure white flowers and rich deep green foliage adds an elegant touch to patios, entryways, and walkways. Hardy in USDA Zones 7 through 10, the Diamond Spire® Gardenia performs exceptionally in southern & coastal climates.

This vertical Gardenia was introduced by the Southern Living Plant Collection to offer gardeners a more space-conscious version of the beloved traditional gardenia. While classic varieties often spread wide and require frequent pruning, this hybrid was carefully selected for its narrow, spire-like form and repeat-blooming performance.
  • Narrow, spire like growth habit
  • Thrives in hardiness zones 7-10
  • Compact mature size of 3-4 feet tall and 2 feet wide
  • Fragrant, repeat blooming white flowers

Diamond Spire® Gardenia Care 

Diamond Spire® Gardenia thrives in areas with full sun to partial shade, preferring well-drained soil that remains evenly moist but not soggy. Regular watering is important during the first year, but once mature, it requires only moderate care. Apply a layer of mulch around the base to retain moisture and regulate soil temperature. Feeding with an acid-forming fertilizer in spring encourages lush foliage and prolific blooms. Minimal pruning is needed; simply trim lightly after flowering to maintain its signature upright shape.

Check out all our Gardenia Shrubs for sale! Browse our complete collection of evergreen shrubs.

The Diamond Spire® Gardenia offers a modern, space-saving take on a Southern classic with its narrow, upright form, glossy evergreen foliage, and long season of fragrant white blooms. Ideal for small gardens, narrow borders, and containers, this compact gardenia provides year-round elegance and repeat flowering from late spring through fall. Easy to grow in full sun to partial shade, it thrives in USDA Zones 7–10 and requires minimal pruning to maintain its signature shape.

  • Upright, columnar growth habit reaches 3–4 ft. tall and about 2 ft. wide—perfect for tight spaces.
  • Glossy evergreen foliage provides year-round structure and rich color.
  • Fragrant white blooms repeat from late spring through fall for extended seasonal interest.
  • Selected by the Southern Living Plant Collection for its compact, low-maintenance performance.
  • Thrives in full sun to partial shade with well-drained, evenly moist soil.
  • Super easy to grow, needing only light pruning and spring feeding with acid-forming fertilizer.

At Perfect Plants Nursery, we stand behind every tree, shrub, and flower we grow. Every order is protected by our complimentary 30-day plant guarantee, ensuring your plants arrive healthy and ready to thrive. Unlike many online nurseries, Perfect Plants ships directly from our family-run farm, so you’re backed by growers who care about your success long after your plants leave our nursery beds. Grow with confidence knowing your investment is protected from the start.

How big does a Diamond Spire Gardenia get?

Diamond Spire Gardenia grows upright and compact, typically reaching about 3-4 feet tall and 2 feet wide. Its upright growth habit makes it perfect for small gardens, containers, or narrow planting spaces.

Do Diamond Spire Gardenias like sun or shade?

Diamond Spire Gardenias thrive in full sun to partial shade. For the best blooms, give them at least 4–6 hours of sunlight daily, with a bit of afternoon shade in hotter climates to protect the plants.

Can you plant Diamond Spire Gardenias as a hedge?

Yes, Diamond Spire Gardenias make beautiful low hedges or borders thanks to their upright form and fragrant white blooms. Plant them about 2 feet apart for a dense, elegant look.

How to plant Diamond Spire Gardenia?

Choose a well-draining, acidic soil and a location with good air circulation. Dig a hole twice as wide as the root ball, set your gardenia at the same depth it was in the pot to be level with the ground, and water thoroughly after planting. The Perfect Plants Liquid Gardenia Fertilizer provides missing nutrition during the active growing seasons.

Are Diamond Spire Gardenias trees?

While they have an upright, tree-like growth habit, Diamond Spire Gardenias are actually shrubs. Their vertical shape gives them a tree-like look without the size or maintenance of a larger gardenia tree.

Botanical Name
Gardenia hybrid 'Leefive' PP32516
Full Sun / Partial Shade

Sunlight
Full Sun / Partial Shade

Flower Color
White

Foliage Color
Green

Mature Width
1-2 ft

Mature Height
3-4 ft

Growing Zones7, 8, 9, 10

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