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Australian Pine (Casuarina equisetifolia) growing in South Florida
FLEPPC FLEPPC Category I

Australian Pine — South Florida Plant Guide

Casuarina equisetifolia

Family: Casuarinaceae · Tree

South Florida Growing Guide

Light Requirements

Full Sun

Water Requirements

Low3/10

Once established (12–18 months), Australian Pine is drought-tolerant and requires minimal supplemental irrigation in South Florida.

Highly drought- and salt-tolerant, which is exactly why it thrives unmanaged on Florida's coastal shorelines and disturbed sites — not a landscape irrigation consideration, since new planting is prohibited.

Soil and Fertilization

sandyfill

Salt Tolerance

High (9/10) — suitable for coastal locations

Suitable for coastal planting across all 5 South Florida counties.

Mature Height
60100 ft
Mature Width
2040 ft
Growth Rate
fast
Water Demand
3/10
USDA Zones
9b, 10a, 10b, 11
FLEPPC Status
FLEPPC Category I
Iguana Rating
4/10

Where to Buy in South Florida

Find Australian Pine at South Florida nurseries — check availability and pricing at nurseries near you.

Frequently Asked Questions

How fast does Australian Pine grow in South Florida?

Australian Pine has a fast growth rate. In South Florida's warm, humid climate it typically establishes quickly with proper watering and fertilization.

Is Australian Pine safe for pets?

Yes, Australian Pine is considered pet-safe.

How much water does Australian Pine need in South Florida?

Low water needs (3/10). Once established (12–18 months), Australian Pine is drought-tolerant and requires minimal supplemental irrigation in South Florida.

Can Australian Pine tolerate salt air in South Florida?

Australian Pine has high salt tolerance (9/10) and is well-suited for coastal South Florida, including areas with salt air in Miami-Dade, Broward, Palm Beach, Collier, and Monroe counties.

Is Australian Pine available in Miami-Dade County?

In Miami-Dade County, Australian Pine is classified as: prohibited. FLEPPC/FISC Category I invasive; Florida Noxious Weed (FDACS 5B-57.

County Availability in South Florida

Miami-Dade County

Prohibited

FLEPPC/FISC Category I invasive; Florida Noxious Weed (FDACS 5B-57.007 F.

USDA Zone 10a–11. Tropical climate, year-round warmth and humidity.

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Broward County

Prohibited

Same statewide prohibition applies..

USDA Zone 10a–10b. Subtropical with warm winters and wet/dry seasons.

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Palm Beach County

Prohibited

Same statewide prohibition applies..

USDA Zone 9b–10b. Transitional zone with occasional winter cold in north.

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Collier County

Prohibited

Same statewide prohibition applies..

USDA Zone 10a–10b. Subtropical Gulf Coast with seasonal flooding.

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Monroe County

Prohibited

Same statewide prohibition applies. Particularly significant in the Keys, where shallow roots interfere with sea turtle and American crocodile nesting on beaches.

USDA Zone 11. Tropical maritime, highest salt exposure of all 5 counties.

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Full ordinance references and permit requirements available to Professional subscribers. Always verify current county requirements before installation.

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Ask about Australian Pine

Get answers grounded in UF/IFAS research and South Florida landscape data.