Callistemon 'Endeavour' - Evergreen Trees Direct

Callistemon citrinus 'Endeavour'

Name: Callistemon citrinus 'Endeavour'
Brand: Evergreen Trees Direct
SKU: CALEND50cm
Price: 275.00 AUD
Availability: InStock

$275.00

Tax included. Shipping calculated at checkout.

999 in stock

Size: 50cm

50cm 40cm/45L

Current Stock Height Guides

40cm/45L: 1m - 1.4m Approx.
50cm: Enquire within for height guide information.

Trade Customers

We supply advanced trees to landscapers, developers, architects, and councils Australia-wide. Trade clients receive fast quotes, expert advice, and access to premium stock with reliable freight.

About Callistemon citrinus 'Endeavour'

Callistemon 'Endeavour' is a compact Australian native shrub valued for its eye-catching red bottlebrush flowers and hardy nature. It flowers prolifically in spring, creating a vivid contrast against its dark green, lance-shaped foliage. The blooms attract birds and pollinators, adding life and colour to gardens.

They look excellent when mass planted for hedging or used as feature plants in bird-friendly or coastal gardens. With strong tolerance to drought, salt spray, and frost, Callistemon 'Endeavour' is well suited to low-maintenance landscapes across a range of environments.

Key Information to Know

Evergreen / Deciduous

Callistemon citrinus 'Endeavour' is an Evergreen (foliage year round) Tree

Mature Height & Width

Mature Height: 2m - 4m Approximately

Mature Width: 2m – 3m

Callistemon citrinus 'Endeavour' is expected to grow Approx. 40 – 80 cm per year.

Frost Tolerance

Is Callistemon citrinus 'Endeavour' frost tolerant?

Callistemon citrinus 'Endeavour' is Frost Hardy – Survives heavy and frequent frost without damage.

Flowering Information

Callistemon citrinus ‘Endeavour’ produces striking bright red bottlebrush flowers from spring through summer, with a lighter flush in autumn. The vivid cylindrical blooms sit boldly at the ends of the branches, creating a high-impact seasonal display that contrasts beautifully with the fresh green foliage.

Native Information

Is Callistemon citrinus 'Endeavour' an Australian Native? Yes

Callistemon citrinus 'Endeavour' is Native to Eastern Australia, particularly New South Wales and Victoria, where Callistemon citrinus grows naturally along watercourses and open forests.

Wildlife Value

Its nectar-rich bottlebrush flowers attract honeyeaters, native bees, butterflies and beneficial insects, while the dense evergreen foliage provides shelter for small birds. The extended flowering season makes it a valuable support plant for pollinators across much of the year.

Sunlight Information

Callistemon citrinus 'Endeavour' will thrive best in:

Full Sun

Preffered Soil

Callistemon citrinus ‘Endeavour’ performs best in well-drained sandy or loam soils and prefers slightly acidic to neutral conditions. It tolerates poorer soils but may struggle in heavy clay or waterlogged positions unless improved with organic matter and coarse material to increase drainage. Keep soil evenly moist during establishment, then reduce watering as the tree matures and develops excellent drought resilience.

Botanical Information

Common Name: Endeavour Bottlebrush

Genus: Callistemon

Botanical Species: citrinus

Family: Myrtaceae

Botanical Name: Callistemon 'Endeavour'

Landscape Uses

Screening or Privacy
Shrubs
Rural Property Planting
Revegetation or Regeneration
Council or Civic Landscapes
Plant in Pots (or) Suitable for Pots

Callistemon citrinus 'Endeavour' works in an:

Australian Native Garden – celebrates local plants with natural character.
Wildlife Garden – planting to attract birds, bees, and pollinators.
Coastal Garden – relaxed, seaside feel with hardy, textural plants.
Modern Garden – sleek, minimal, and design-led planting.
Low-maintenance Garden – resilient choices for easy care and year-round appeal.

Planting, Spacing & Care

How to Plant Callistemon 'Endeavour'

Select a Site: Opt for a sunny spot with well-drained soil.
Prepare the Soil: Incorporate compost or organic matter to enrich the soil.
Dig a Hole: Ensure the hole is twice as wide as the root ball.
Planting: Position the Callistemon in the hole, refill with soil, and water thoroughly.

Hedging & Screening: 1 m – 1.5 m – Responds well to trimming for screening

Feature Tree: 1.5 m – 2.5 m – Space out to allow flowering display

Avenue Planting Trees: 3 m – 4 m – Dense habit and color work well in repetition

Caring for Callistemon 'Endeavour'

Watering: Regular watering is essential initially. Reduce the frequency as the plant matures.
Mulching: Apply a layer of organic mulch around the base to retain moisture and suppress weeds.
Pruning: After flowering, trim to shape and maintain its bushy appearance.

Optimizing Soil for Vibrant Blooms and Attractive Foliage

Ideal Drainage: Callistemon species do best in well-drained, slightly acidic soils.

Well-Draining Soil: Perfect for promoting vibrant flowering and health.

If you have the following soil, here are some tips for you:

Sandy Soil: Excellent for Callistemon; maintain fertility with controlled-release, low-phosphorus fertilizers.
Clay Soil: Typically challenging for Callistemon; heavily amend with gypsum, sand, and compost for better drainage and root health.
Loamy Soil: Very good if well-drained; avoid over-enrichment which can lead to lush growth at the expense of blooms.
Peaty Soil: High organic content is beneficial; ensure it is well-drained with the addition of perlite or sand to avoid root rot.

Callistemon citrinus 'Endeavour' is expected to grow Approx. 40 – 80 cm per year.

Fast Growth Rate

Root Ball Dimensions (Width × Depth) For Planting

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)

Ideal Conditions

Tropical QLD (Cairns, Townsville)
Subtropical QLD (Brisbane, Gold Coast, Sunshine Coast)
Northern NSW (Byron, Coffs, Armidale)
Sydney & Central Coast
South Coast NSW (Illawarra to Bega)
Inland NSW / Tablelands (Orange, Bathurst, Canberra)
Melbourne & Surrounds (Metro, Bayside, Geelong, Bellarine, Mornington)
Western District & Central VIC (Ballarat, Bendigo, Hamilton)
Gippsland (Latrobe Valley, East Gippsland)
Adelaide Metro & Coastal
Adelaide Hills & Barossa

Thrives in

Full Sun

Frost Tolerance

Frost Hardy – Survives heavy and frequent frost without damage.

Drought Tolerance

As a young tree it benefits from regular watering, but once established Callistemon ‘Endeavour’ develops excellent drought tolerance. It thrives in hot, dry and coastal conditions, maintaining strong flowering and dense foliage with minimal supplementary watering.

Flowering Information

Does Callistemon citrinus 'Endeavour' flower?

Yes - Flowers

Flowering Period:

Year-Round

Flower Type:

Fluffy

Flower Colour:

Red

Frequently Asked Questions

Frequently Asked Questions

Is Callistemon 'Endeavour' suitable for containers? Yes, it grows well in containers, given adequate drainage.
When is the best time to prune? After its main flowering season, typically late spring.

youtube