Credit: David Foley
Embothrium coccineum
Background and story
The Chilean Fire Tree (Embothrium coccineum) is a striking evergreen or semi-evergreen small tree native to the temperate forests of Chile and Argentina, where it is often found along woodland margins and open slopes.
It was introduced to Ireland and Britain in the 19th century, becoming highly valued for its vivid and unusual flowering. Its most distinctive feature is its abundance of brilliant red, tubular flowers, typically appearing in late spring to early summer, which can cover the tree and create a dramatic display.
The foliage is variable, often consisting of glossy, narrow leaves, contributing to its light and elegant habit.
Did you know?
It is pollinated by both birds and insects. In its native range, the bright tubular flowers attract hummingbirds as well as insects, while in Europe birds have even been observed adapting by piercing the flowers to access nectar.
Hardiness and conservation
The recorded RHS hardiness rating is H4, which means this plant is usually hardy through most typical UK and Irish winter conditions, although exposed or wet sites can still cause losses. Local hardiness always depends on local shelter, drainage, winter wet, salt-laden wind and the plant’s age and establishment.
The IUCN Red List status recorded here is Least Concern (LC). This means it has been assessed as being at relatively low risk of extinction in the wild. The assessment year recorded in the plant data is 2018.
Additional notes for Ireland and Britain
In Ireland and Britain, Embothrium coccineum is moderately hardy but quite site-sensitive, performing best in mild, sheltered gardens with acidic, well-drained soil. It dislikes heavy, chalky, or poorly drained conditions, and can be slow to establish, but once settled it develops into an attractive small tree, usually reaching 6–10 metres. It benefits from a position with full sun or light shade and protection from cold winds, which can damage its flowers and foliage. Transplanting can be difficult, so careful siting from the outset is important. In favourable western or coastal conditions, it can be particularly successful.
From a conservation and hardiness perspective, Embothrium coccineum is not currently considered globally threatened, though its natural habitats are affected by deforestation and land-use change in parts of its range. In terms of hardiness, it typically tolerates moderate frost (around −8°C to −10°C) but is sensitive to exposure and poor soil conditions, particularly alkaline soils, which can lead to decline. Its success in Ireland depends more on soil quality, shelter, and moisture balance than on absolute cold tolerance. In an Irish context, it is one of the more rewarding flowering trees for suitable sites, offering exceptional colour where conditions align.
Notable features
- It belongs to an ancient “Gondwanan” plant group. Embothrium is part of the Proteaceae, a family distributed across southern continents when they were joined as Gondwana, giving it deep evolutionary roots stretching back tens of millions of years.
- It feeds itself in incredibly poor soils using specialised roots. Like many Proteaceae, it develops cluster (proteoid) roots that release acids to unlock phosphorus from nutrient-poor volcanic soils, allowing it to thrive where other plants struggle.
- It is a pioneer species that helps rebuild damaged landscapes. It is one of the first trees to colonise disturbed or volcanic ground, improving soil conditions and helping other plants establish, effectively acting as a natural ecosystem engineer.
- It can behave very differently depending on climate. In wet forest conditions it forms a small tree up to 10–15 metres tall, but in harsher or drier conditions it can remain a low, shrubby thicket, showing remarkable ecological plasticity.
Earlscliffe notes
We have a number of Chilean Fire Trees around the garden, each of them producing a wonderful display of fiery red flowers each year.