Cordyline australis 'Purple Tower'
shrub

Purple Tower Cordyline

Cordyline australis 'Purple Tower'

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Shrub

Height

72 inches

Width

24 inches

Light

Full Sun, Partial Sun

Zones

9

Water

Moderate, drought tolerant

Humidity

Prefers moderate to high humidity

Lifespan

Perennial

Native To

New Zealand and Australia

Toxicity

Non-toxic

The Story

Plant Bio

Cordyline australis 'Purple Tower' is a striking evergreen shrub or small tree characterized by its upright, columnar growth habit, long lance-shaped leaves with a vibrant purple hue, and clusters of small, inconspicuous flowers. This cultivar is particularly valued for its intense purple foliage, which provides dramatic color contrast in landscape designs and is more tolerant of cold temperatures than other Cordyline varieties.

Bloom Period:

J
F
M
A
M
J
J
A
S
O
N
D
EarlyLate

Uses & Benefits:

Ornamental UsesAdds striking vertical interest with vibrant purple foliage, ideal for tropical or modern gardens.
Practical UsesDrought tolerant once established, requiring minimal watering.
Ecological BenefitsProvides habitat for certain insects and birds, supporting local biodiversity.

Marketplace

Where to Buy

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Planting

How to Grow

  1. Select well-draining soil with loam and sand mix.
  2. Tuck young plants into a sunny spot with partial shade in hotter climates.
  3. Water regularly during the first growing season to establish roots.
  4. Mist cuttings or young plants to maintain humidity.
  5. Fertilize monthly with a balanced fertilizer during growing season.
  6. Mulch around base to retain moisture and suppress weeds.

Pro Tip

Ensure excellent drainage and avoid overwatering to prevent root rot.

Keep It Thriving

Care Guide

Do

  • Water deeply during dry periods ๐ŸŒฑ
  • Prune dead or damaged leaves
  • Apply balanced fertilizer monthly

Don't

  • Overwater or let sit in water โŒ
  • Expose to freezing temperatures without protection โŒ
  • Use high nitrogen fertilizer in winter โŒ

Seasonal Care Calendar

TaskJanFebMarAprMayJunJulAugSepOctNovDec
Fertilize
Pest Check
Prune
Winter Prep

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Tropical accentVertical focal pointDrought-tolerant hedge

Companion Plants

Ferns Ornamental grasses Crotons Bird of paradise Hibiscus

Multiply

Propagation Methods

Good to Know

Common Questions

Purple Tower Cordyline questions

What zones can Purple Tower Cordyline grow in?

Purple Tower Cordyline is hardy in USDA Zones 9โ€“10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Purple Tower Cordyline deer resistant?

Not reliably. Deer may browse Purple Tower Cordyline, especially tender spring growth โ€” plan on repellents or fencing where pressure is high.

When does Purple Tower Cordyline bloom?

Purple Tower Cordyline typically blooms in late summer through late fall. Exact timing shifts a week or two with your zone โ€” Sow's bloom calendar maps it to your garden.

Does Purple Tower Cordyline need full sun?

Purple Tower Cordyline does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Purple Tower Cordyline drought tolerant?

Yes โ€” once established (usually after the first full season), Purple Tower Cordyline handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.

Keep exploring

Explore the genus

Collections featuring this plant

Hardy in your zone?

Grow Purple Tower Cordyline with confidence

See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.

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