Tree Aeonium
Synonym: Aeonium arboreum subsp. arboreum
Aeonium arboreum is a branching, rosette-forming succulent from the Canary Islands that brings a sculptural, drought-tolerant presence to mild, sheltered gardens in Ireland and Britain, though it needs protection from frost and winter wet to thrive.
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Dark purple houseleek tree
Synonym: Aeonium arboreum subsp. arboreum
A striking, branching succulent with glossy rosettes of deep purple-black leaves that darken in full sun.
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Fiery Century Plant
Synonym: Agave ferox
The Fiery Century Plant (Agave ferox) is a striking, heavily armed succulent from Mexico, valued more for its intensity than for widespread cultivation.
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Soap Aloe
Synonym: Aloe maculata subsp. ficksburgensis
Aloe maculata is a spotted, clump-forming aloe that performs well in mild, well-drained gardens in Ireland and Britain, offering reliable structure and winter colour with moderate frost tolerance.
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Spiral aloe
Aloe polyphylla is a rare and striking spiral-forming aloe that can be grown in cool, well-drained conditions in Ireland and Britain, but requires careful management of moisture to succeed.
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Hardy Aloe
Synonym: Aloiampelos striatula var. caesia
Aloe striatula is one of the hardiest succulents available, thriving in well-drained gardens in Ireland and Britain, where it provides a reliable, architectural presence with bright summer flowers.
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Devil's walking stick
Aralia spinosa is a hardy, suckering shrub or small tree that thrives in Ireland and Britain, offering bold, tropical-looking foliage and strong resilience, but requiring space due to its spines and spreading habit.
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Monkey Puzzle Tree
Synonym: A. imbricata. Pinus araucana.
Araucaria araucana is a distinctive and hardy conifer that thrives in Ireland and Britain, combining dramatic architectural form with strong resilience despite its endangered status in the wild.
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Mexican Lily
Synonym: Beschorneria yuccoides subsp. dekosteriana
Beschorneria yuccoides is a hardy, non-spiny, agave-like perennial that thrives in mild, well-drained gardens in Ireland and Britain, offering elegant structure and reliable performance.
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Red Angel's Trumpet
Brugmansia sanguinea is a colourful Andean shrub often grown as a container or protected plant in Ireland and Britain, offering vivid trumpet-shaped flowers but little tolerance for frost. Grows outside all year round at Earlscliffe.
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Weeping Blue Atlas Cedar
Synonym: C. atlantica. (Endlicher.)Manetti ex Carriére.
Cedrus atlantica ‘Glauca Pendula’ is a hardy, sculptural conifer that performs very well in Ireland and Britain, offering dramatic weeping form and blue-grey foliage where space allows.
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Norfolk Island Cabbage Tree
Synonym: Cordyline baueri
Cordyline obtecta (C. baueri) is a broad-leaved, palm-like evergreen that suits mild, sheltered gardens in Ireland and Britain, offering a more tropical look than C. australis but with reduced hardiness.
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Mountain Dogwood,
Synonym: Benthamidia nuttallii
A graceful flowering tree with large white bracts and layered branching, bringing one of the most spectacular spring displays of any temperate woodland species.
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Nepalese Paper Plant
Synonym: D. cannabina. pro parte. D. papyrifera.
Daphne bholua is a fragrant winter-flowering shrub that performs well in sheltered gardens in Ireland and Britain, rewarding careful siting with one of the most prized scents of the season.
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Handkerchief Tree
Davidia involucrata is a distinctive flowering tree that thrives in sheltered, fertile conditions in Ireland and Britain, rewarding patience with its unique “handkerchief” blooms each spring.
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Chilean Holly
Synonym: Desfontainia fulgens
Desfontainia spinosa is a distinctive evergreen shrub with debated taxonomy that grows best in cool, sheltered, acidic gardens in Ireland and Britain, offering unusual red and yellow flowers where conditions are carefully matched.
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Australian tree fern
Dicksonia antarctica is a hardy tree fern that thrives in moist, sheltered gardens in Ireland and Britain, providing a lush, tropical appearance with good tolerance of cool, damp conditions.
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Pride of Madeira
Synonym: Chayota edulis (Jacq.) Jacq. Cucumis acutangulus Descourt. Sechium americanum Poir. Sechium chayota
Echium candicans is a bold, blue-flowering shrub that thrives in mild, well-drained coastal gardens in Ireland and Britain, offering strong architectural impact but limited tolerance of cold and winter wet.
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Giant Bugloss
Echium pininana is a spectacular biennial that can thrive in mild, well-drained gardens in Ireland and Britain, producing towering flower spikes but requiring protection from frost and winter wet.
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Tower of Jewels
Synonym: Echium wildpretii subsp. trichosiphon
Echium wildpretii is a dramatic biennial that can thrive in mild, well-drained coastal gardens in Ireland and Britain, producing spectacular flower spikes but with limited tolerance of frost and winter wet.
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Chilean firebush
Embothrium coccineum is a vivid, red-flowering small tree that can thrive in mild, acidic, sheltered gardens in Ireland and Britain, rewarding careful siting with one of the most striking displays among temperate trees.
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Red Flowered Yellow Gum
Synonym: Eucalyptus leucoxylon subsp. megalocarpa
Eucalyptus leucoxylon subsp. megalocarpa is a small flowering gum that can grow in sheltered gardens in Ireland and Britain, offering showy blooms but requiring warmth, drainage, and protection from exposure.
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Honey euryops
Synonym: Jacobaeastrum virgineum
Euryops virgineus, commonly called honey euryops or river resin bush, is a South African evergreen shrub in the daisy family, Asteraceae.
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Chilean Pineapple Plant
Synonym: Rhodostachys bicolor
Fascicularia bicolor is a hardy bromeliad that performs well in coastal gardens in Ireland and Britain, offering dramatic red-centred flowering and good tolerance of wind and moisture when well drained.
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Mexican giant false agave
Synonym: Furcraea longaeva misapplied
Furcraea parmentieri (often mislabelled as Furcraea longaeva) is a bold, trunk‑forming succulent with a dense crown of blue‑grey leaves, capable of producing a towering flowering spike before dying.
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Igiri tree
Synonym: Polycarpa maximowiczii.
A graceful, fast‑growing deciduous tree with large heart‑shaped leaves and spectacular hanging clusters of berries that resemble bunches of grapes.
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Robinson Crusoe palm
Juania australis is a rare and elegant Chilean island palm that is largely unsuited to Ireland and Britain, requiring frost-free, highly sheltered conditions and remaining a specialist collector’s plant rather than a reliable garden choice.
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Chilean wine palm
Synonym: J. spectabilis. Cocos chilensis
Jubaea chilensis is a slow-growing but hardy feather palm that can thrive in mild, sheltered gardens in Ireland and Britain, offering exceptional long-term presence but requiring patience and good drainage.
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Chilean Myrtle
Synonym: Myrtus luma
Luma apiculata is a hardy, coastal-friendly evergreen that performs well in mild, sheltered gardens in Ireland and Britain, valued for its beautiful peeling bark and year-round structure.
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Honey Bush
Melianthus major is a bold, architectural shrub that can thrive in mild, sheltered gardens in Ireland and Britain, offering dramatic foliage with moderate frost tolerance and good regenerative ability.
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New Zealand Christmas tree
Metrosideros excelsa is a spectacular flowering coastal tree that can grow in only the mildest, frost-free parts of Ireland and Britain, offering vivid red blooms but requiring exceptional shelter and climate.
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Japanese banana
Synonym: M. japonica.
Musa basjoo is a robust, fast-growing banana that brings a tropical look to Ireland and Britain, surviving winter through its roots and regrowing each year in sheltered, fertile conditions.
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Canary Island Date Palm
Synonym: Phoenix canariensis var. porphyrococca Vasc. & Franco.
Phoenix canariensis is a classic, large-feathered palm that can be grown in very mild coastal gardens in Ireland and Britain, offering strong visual impact but requiring significant shelter and protection from cold.
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Sheep-eating Plant
Synonym: P. coarctata.
Puya chilensis is a dramatic, spiny bromeliad that can succeed in mild, well-drained coastal gardens in Ireland and Britain, offering strong architectural presence but requiring careful siting and protection from winter wet.
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Black Lace®
Synonym: Sambucus 'Black Lace'
A dark‑leaved ornamental elder combining finely cut, near‑black foliage with soft pink flowers and the resilience of the native hedgerow elder.
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Mountain Pepper
Synonym: Austrodrimys Doweld
A fragrant, evergreen shrub with glossy aromatic foliage and peppery berries, suited to cool, sheltered gardens where it brings subtle structure and culinary interest.
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Rice paper plant
Synonym: Aralia papyrifera. Fatsia papyrifera.
Tetrapanax papyrifer is a fast-growing, suckering shrub that brings a bold, tropical effect to Ireland and Britain, combining reasonable hardiness with dramatic, oversized foliage.
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Wollemi Pine
Synonym: Pinus woollimii
Wollemia nobilis is a critically endangered “living fossil” rediscovered in 1994 that now grows surprisingly well in sheltered gardens in Ireland and Britain, offering a rare link to ancient prehistoric forests.
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