Gardenia augusta ‘Magnifica’ – Magnifica Gardenia

Gardenia augusta ‘Magnifica’ – Magnifica Gardenia

$85.00

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Size: 30cm

30cm 40cm

All stock is grown, maintained and graded in strict accordance with AS 4373-2007, Australian Standard for Nursery Stock.

Current Stock Height Guides

30cm: 0.5m – 0.8m Approx.

Height guide disclaimer: Height ranges are approximate only. As living products, plant heights naturally vary between individual plants, batches, and seasons. No guarantee is given that supplied plants will fall within the stated range. If minimum heights are required, you mustconfirm current batch heights with Evergreen Trees Direct prior to purchase. Variation in height is normal and is not grounds for return, refund, replacement, or compensation.

Mature Height & Width

Mature Height: 1.5–2 metres

Mature Width: 1–1.5 metres

Gardenia augusta ‘Magnifica’ – Magnifica Gardenia is expected to grow 20 – 40 cm per year (moderate).

Root Ball Dimensions

Use this as a reference when digging your planting hole. We recommend digging at least 10% wider than the dimensions below to encourage strong root development.

30cm Pot: 33cm (W) × 30cm (D)
40cm/45L Pot: 44cm (W) × 41.5cm (D)
50cm Pot / 70L Pot: 55cm (W) × 41.8cm (D)
100L Bag: 50.6cm (W) × 52.8cm (D)
150L Bag: 66cm (W) × 55cm (D)
200L Bag: 71.5cm (W) × 60.5cm (D)
300L Bag: 88cm (W) × 63.8cm (D)
400L Bag: 99cm (W) × 66cm (D)
500L Bag: 122cm (W) × 66cm (D)
750L Bag: 134cm (W) × 69cm (D)
1000L Bag: 146.3cm (W) × 71.5cm (D)
2000L Bag: 176cm (W) × 82.5cm (D)

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About Your New Gardenia augusta ‘Magnifica’ – Magnifica Gardenia

Gardenia augusta 'Magnifica' is a compact evergreen flowering shrub valued for its large highly fragrant double white flowers and lush glossy dark green foliage. From late spring through summer it produces creamy-white blooms up to 10 cm across that perfume the surrounding garden, set against broad leathery leaves that hold their colour year-round.

It performs reliably in full sun to part shade with humus-rich, slightly acidic and free-draining soil. Mature plants reach 1.5 to 2 metres tall and 1 to 1.5 metres wide, forming a dense rounded habit that responds well to light pruning after flowering. Gardenia 'Magnifica' is frost tolerant once established and benefits from regular feeding and watering through the warmer months to support strong flowering.

As a fragrant evergreen flowering shrub for cottage, formal, Japanese-inspired and low-maintenance gardens, in courtyards, entrance plantings, informal hedges and decorative pots near pathways, Gardenia augusta 'Magnifica' brings outstanding perfume, glossy foliage and reliable summer flowering to gardens where its scent can be appreciated up close.

Frequently Asked Questions

About Gardenia augusta 'Magnifica' Magnifica Gardenia

What is Gardenia 'Magnifica'?

Gardenia augusta 'Magnifica' is a compact evergreen flowering shrub valued for its large highly fragrant double white flowers and lush glossy dark green foliage. It is one of the most popular Gardenia varieties in Australia, prized for its larger flower size and reliable performance in warm temperate and subtropical gardens.

When does Gardenia 'Magnifica' flower?

Gardenia 'Magnifica' flowers from late spring through summer, producing large creamy-white double blooms up to 10 cm across. The flowers are intensely fragrant and the display lasts for several months, with light repeat flowering possible into autumn in warm conditions.

How big does Gardenia 'Magnifica' grow?

Mature plants reach approximately 1.5 to 2 metres tall and 1 to 1.5 metres wide, forming a dense rounded habit. Growth is moderate at 20 to 40 cm per year, and the plant can be lightly pruned to maintain a more compact size or shaped into a formal flowering hedge.

Where does Gardenia 'Magnifica' grow best?

Gardenia 'Magnifica' performs best in warm temperate to subtropical climates with full sun to part shade. It thrives across coastal NSW, Queensland, frost-free parts of Victoria and South Australia, and warm coastal areas. It prefers humus-rich slightly acidic soil and protection from harsh afternoon sun in hot inland areas.

Is Gardenia 'Magnifica' frost tolerant?

Gardenia 'Magnifica' is frost tolerant once established and handles light to moderate frost without damage. Young plants benefit from protection in their first winter through frost-prone areas, and severe inland frost should be avoided. Mature plants in established positions hold their foliage and form through cooler months.

Can Gardenia 'Magnifica' be grown in pots?

Yes. Gardenia 'Magnifica' is excellent in large decorative pots near entrances and courtyards where its perfume can be appreciated up close. Use a quality potting mix designed for acid-loving plants, water regularly through the warmer months, and feed with an acid-loving plant food in spring and summer.

How do I care for Gardenia 'Magnifica'?

Water regularly during the growing season to keep the soil evenly moist but never waterlogged. Feed with an acid-loving plant food in spring and again in mid-summer to support strong flowering. Prune lightly after flowering to maintain shape and encourage dense bushy growth, and mulch annually with an acidic mulch like pine bark.

Why are the leaves turning yellow?

Yellowing leaves on Gardenia 'Magnifica' usually indicate either iron deficiency in alkaline soil, overwatering, or seasonal cool weather. The most common cause is alkaline soil pH. Apply an iron chelate or soil acidifier, ensure drainage is excellent, and mulch with pine bark to maintain the acidic conditions Gardenias need to thrive.

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It performs best in full sun to partial shade and prefers well-drained soils, though it tolerates a wide range of soil types once established. Trachelospermum jasminoides is suited to warm temperate and temperate climates and tolerates coastal conditions, wind, and short dry periods. Maintenance is low, typically limited to light pruning to control spread or maintain form.

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Uses in my Garden

Council or Civic Landscapes
Screening or Privacy
Feature Tree

Gardenia augusta ‘Magnifica’ – Magnifica Gardenia works in an:

Cottage Garden – romantic mix of flowers, colour, and texture.
Formal Garden – structured, symmetrical design with clipped shapes.
Japanese Inspired – serene balance of form, foliage, and flow.
Low-maintenance Garden – resilient choices for easy care and year-round appeal.

Is Gardenia augusta ‘Magnifica’ – Magnifica Gardenia Evergreen or Deciduous?

Gardenia augusta ‘Magnifica’ – Magnifica Gardenia is an Evergreen (foliage year round) Tree

Mature Height & Width

Mature Height: 1.5–2 metres

Mature Width: 1–1.5 metres

Gardenia augusta ‘Magnifica’ – Magnifica Gardenia is expected to grow 20 – 40 cm per year (moderate).

Growth Rate of Gardenia augusta ‘Magnifica’ – Magnifica Gardenia

Gardenia augusta ‘Magnifica’ – Magnifica Gardenia is expected to grow 20 – 40 cm per year (moderate).

They are considered to have a:

Medium Growth Rate

Frost Tolerance & Ideal Climate to plant Gardenia augusta ‘Magnifica’ – Magnifica Gardenia

Is Gardenia augusta ‘Magnifica’ – Magnifica Gardenia frost tolerant?

Gardenia augusta ‘Magnifica’ – Magnifica Gardenia is Frost Tolerant – Can handle light to moderate frost once established.

Does Gardenia augusta ‘Magnifica’ – Magnifica Gardenia Flower?

Gardenia augusta ‘Magnifica’ produces large, double, creamy-white flowers from late spring through summer, often continuing into early autumn. These highly fragrant blooms sit prominently above the glossy green foliage, creating a luxurious and standout seasonal display with exceptional perfume.

Does Gardenia augusta ‘Magnifica’ – Magnifica Gardenia flower?

Yes - Flowers

Flowering Period:

Spring
Summer

Flower Type:

Pollinator-attracting

Flower Colour:

White

Is Gardenia augusta ‘Magnifica’ – Magnifica Gardenia an Australian Native Tree?

No

Gardenia augusta ‘Magnifica’ – Magnifica Gardenia is Native to Southern China, Taiwan, and Japan, where it grows in warm, humid forest margins.

What is the Wildlife Value of Gardenia augusta ‘Magnifica’ – Magnifica Gardenia ?

Its richly scented flowers attract bees, hoverflies and other pollinating insects, while the dense evergreen foliage provides shelter for small birds and beneficial garden fauna. The nectar-rich blooms also support night-time pollinators such as moths, enhancing biodiversity in subtropical and cottage-style gardens.

How much Sunlight does Gardenia augusta ‘Magnifica’ – Magnifica Gardenia need?

Gardenia augusta ‘Magnifica’ – Magnifica Gardenia will thrive best in:

Full Sun
Part Shade

Preferred Soil?

Gardenia augusta ‘Magnifica’ performs best in well-drained, slightly acidic loam or sandy loam soils. It may struggle in alkaline or heavy clay soils unless improved with organic matter and soil acidifiers to increase drainage and maintain the acidity gardenias require. Keep soil evenly moist during establishment, then continue deep, consistent watering as the plant matures to support glossy foliage, bud development and reliable flowering.

Is Gardenia augusta ‘Magnifica’ – Magnifica Gardenia Drought Tolerant?

Is Gardenia augusta ‘Magnifica’ – Magnifica Gardenia Drought tolerant?

As a young plant it requires regular watering, and even once established Gardenia ‘Magnifica’ has low to moderate drought tolerance. It performs best with consistent moisture and benefits from deep, reliable watering during hot or dry periods to maintain flower production and lush foliage.

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How To Plant Your Gardenia augusta ‘Magnifica’ – Magnifica Gardenia

Site: Choose a well-drained position in full sun to part shade with room for the canopy to develop.

Soil preparation: Enrich the planting area with quality compost and aged manure for a strong establishment phase.

Hole: Dig twice as wide as the root ball and the same depth.

Planting: Position level with the surrounding soil, backfill gently, firm in, then water deeply to settle the roots.

Recommended Planting Spacing For Your Gardenia augusta ‘Magnifica’ – Magnifica Gardenia

Hedging and screening: 1 to 1.5 metres apart for a dense informal screen, or 80 centimetres apart for a tighter formal hedge.

Avenue planting: 3 metres apart for a uniform soft-textured avenue.

Gardenia augusta ‘Magnifica’ – Magnifica Gardenia is expected to grow 20 – 40 cm per year (moderate).

Medium Growth Rate

Long Term Care For Your Gardenia augusta ‘Magnifica’ – Magnifica Gardenia

Watering: Water deeply twice weekly through the first 12 months. Once established, reduce to once weekly in dry periods. Mulch helps maintain consistent moisture.

Mulching: Apply a 5 to 7 centimetre layer of organic mulch over the root zone, keeping it 5 centimetres clear of the trunk.

Pruning: Tip prune in late winter and again in summer to build dense growth. For a formal hedge, light shaping two to three times a year keeps lines crisp.

Fertilising: Apply a slow-release general-purpose fertiliser in early spring and again in autumn for steady growth and consistent foliage colour.

Pest and disease: Hardy against most pests and diseases. Occasional inspection for psyllids or scale in warm humid conditions is all that's needed.

Planting Your Gardenia augusta ‘Magnifica’ – Magnifica Gardenia in Different Soil

Gardenia augusta performs best in well-drained loam or sandy loam with a slightly acidic to neutral pH. Adaptable to a wide range of soils when drainage is improved with organic matter.

Sandy soil: Free-draining and ideal. Mulch well to maintain consistent moisture.

Clay soil: Improve drainage with gypsum and organic compost before planting.

Loam: The preferred soil for steady root development and consistent growth.

pH: Slightly acidic to neutral preferred. Mulch with composted leaf litter to maintain levels naturally.