Phormium cookianum is a perennial in the Asphodelaceae family native to New Zealand. It typically reaches about 1.2 m in height. The plant flowers from June to August. It prefers full sun and soils that range from sandy to clay, tolerating moist or wet conditions.

Mountain flax (Phormium cookianum) is a New Zealand perennial to about 1.2 m that prefers full sun and moist to wet soils and flowers June to August.

https://en.wikipedia.org/wiki/Phormium_colensoi

Phormium is a genus of two plant species in the family Asphodelaceae. One species is endemic to New Zealand and the other is native to New Zealand and Norfolk Island.

Phormium cookianum

Mountain flax | Phormium cookianum

Phormium cookianum 'Tricolor' is a perennial New Zealand flax valued as an architectural plant for its upright clump and summer flower scapes. It reaches about 1.2 m and flowers in the UK from June to August. Give it a sunny site in soils ranging from sandy to clay that are moist but well drained; it will also tolerate wet ground. The cultivar suits borders and larger containers where a strong vertical accent is required.

Tricolor New Zealand Flax (Phormium cookianum 'Tricolor') is a perennial for full sun and moist soils that flowers in the UK from June to August.

Phormium cookianum 'Tricolor'

Tricolor New Zealand Flax | Phormium cookianum 'Tricolor'

Phormium cookianum 'Variegatum' is a perennial New Zealand flax with variegated, sword-shaped leaves and an upright habit. It typically reaches about 1.2 m tall and prefers a sunny position. The cultivar comes from the Asphodelaceae family and produces summer flower scapes. It suits borders and containers where its foliage can be shown off.

Variegated mountain flax (Phormium cookianum 'Variegatum') forms variegated, sword-like leaves to 1.2 m and produces flowers in June to August.

Phormium cookianum 'Variegatum'

Variegated mountain flax | Phormium cookianum 'Variegatum'

Phormium tenax is an evergreen perennial from New Zealand that forms tall clumps, reaching about 3.0 m. It prefers a sunny position and reliably holds its leaves year-round. Planting needs include moist but well-drained or wet soils across sandy, loamy or clay types. It flowers in the UK from June to August.

New Zealand flax (Phormium tenax) is an evergreen perennial to about 3.0 m, best in full sun with moist, well-drained to wet soils in average UK gardens.

https://en.wikipedia.org/wiki/Phormium_tenax

Phormium tenax

New Zealand flax | Phormium tenax

Phormium tenax 'Aurora' is an evergreen perennial New Zealand flax that forms a tall clump reaching about 3.0 m. It produces upright, sword-like foliage and erect flowering stems that appear in summer. The plant tolerates a range of soils from sandy to clay provided they remain moist to wet or reasonably well drained. Flowering occurs from June to August.

Phormium tenax 'Aurora' (New Zealand Flax) is an evergreen perennial with tall foliage and summer flowers from June to August, suited to sunny borders and.

Phormium tenax 'Aurora'

New Zealand Flax 'Aurora' | Phormium tenax 'Aurora'

Phormium tenax 'Bronze Baby' is an evergreen perennial New Zealand flax with a clump-forming habit and strap-like leaves. It reaches around 3.0 m and produces summer flower spikes. The foliage is valued for ornament and is used in borders and containers. Flowering occurs from June to August.

Bronze Baby New Zealand Flax (Phormium tenax 'Bronze Baby') is an evergreen perennial with strap-like leaves that flowers June to August.

Phormium tenax 'Bronze Baby'

Bronze Baby New Zealand Flax | Phormium tenax 'Bronze Baby'

Phormium tenax 'Dazzler' is an evergreen perennial in the Asphodelaceae that grows as a clump of upright, strap-like leaves. It can reach about 3.0 m in height, with flowering stalks produced in June to August. The plant prefers full sun and suits soils from sandy to clay that remain moist but well-drained, and it will tolerate wetter ground. Originating from New Zealand, it is used ornamentally in borders and containers.

Phormium tenax 'Dazzler' is an evergreen New Zealand flax grown for upright, strap-like leaves and summer flower stalks.

Phormium tenax 'Dazzler'

New Zealand Flax | Phormium tenax 'Dazzler'

Phormium tenax 'Goliath' is an evergreen perennial in the Asphodelaceae that forms a substantial clump and can reach about 3.0 m. It keeps its foliage year-round and flowers in the summer from June to August. Plant it in full sun on soils ranging from sandy to clay that are moist but well-drained or persistently wet. Its origins are New Zealand and Norfolk Island.

Phormium tenax 'Goliath' (New Zealand Flax) reaches about 3.0 m, prefers full sun in moist to wet, well-drained soils and flowers June to August.

Phormium tenax 'Goliath'

New Zealand Flax | Phormium tenax 'Goliath'

Phormium tenax 'Purple Giant' is a large evergreen perennial New Zealand flax grown for its architectural, upright clump and tall stature. It can reach around 3.0 m and holds its strap-like foliage year-round. It flowers in the UK from June to August. Plant it in full sun on soils that are sandy, loamy or clay and that remain moist to wet but not permanently waterlogged.

Purple Giant New Zealand Flax Phormium tenax 'Purple Giant' is an evergreen architectural perennial for full sun in moist soils, flowering June to August.

Phormium tenax 'Purple Giant'

Purple Giant New Zealand Flax | Phormium tenax 'Purple Giant'

Phormium tenax 'Purpureum' is an evergreen perennial New Zealand flax grown for its architectural presence and tall habit. It reaches about 3.0 m and produces flowering stems in June to August. Plant in full sun on sandy, loamy or clay soil that is moist but well drained, or in consistently wet ground. It is suited to borders, as a structural specimen and for coastal gardens.

New Zealand flax (Phormium tenax 'Purpureum') is an evergreen architectural perennial that flowers from June to August.

Phormium tenax 'Purpureum'

New Zealand flax Purpureum Group | Phormium tenax 'Purpureum'

Phormium tenax 'Radiance' is an evergreen perennial New Zealand flax grown for its architectural presence and substantial height, reaching about 3.0 m. It favours a full-sun position and tolerates sandy, loamy or clay soils that are moist but well drained to wet. Rated H4 (average) for the UK and hardy in USDA zones 8–10, it is used as a bold element in borders, large containers or as an architectural plant. Flowering occurs June to August.

New Zealand Flax 'Radiance' (Phormium tenax 'Radiance') is an evergreen perennial for full sun and moist soils, ideal for architectural planting in UK.

Phormium tenax 'Radiance'

New Zealand Flax 'Radiance' | Phormium tenax 'Radiance'

Phormium tenax 'Rubrum' is an evergreen perennial from New Zealand grown for its tall, architectural presence, reaching up to 3.0 m. It flowers in the UK from June to August. Suited to full sun sites, it tolerates a wide range of soils provided they remain moist but reasonably well drained. Use it where a strong vertical accent is needed, such as in borders or large containers.

New Zealand Flax 'Rubrum' (Phormium tenax 'Rubrum') is an evergreen perennial that flowers June to August and suits full-sun borders, containers and.

Phormium tenax 'Rubrum'

New Zealand Flax 'Rubrum' | Phormium tenax 'Rubrum'

Phormium tenax 'Smiling Morn' is an evergreen perennial that reaches around 3.0 m and provides strong vertical presence. It is native to New Zealand and Norfolk Island and flowers in the UK from June to August. The plant prefers a sunny position and tolerates a range of soils from sandy to clay. It is suited to ornamental uses, borders and containers.

Phormium tenax 'Smiling Morn' is an evergreen perennial from New Zealand that reaches about 3.0 m, thrives in full sun and flowers June to August.

Phormium tenax 'Smiling Morn'

New Zealand Flax | Phormium tenax 'Smiling Morn'

Phormium tenax 'Variegatum' is an evergreen perennial grown for its long, variegated, strap-like leaves that form an architectural clump. It reaches about 3.0 m and sends up taller flowering shoots in June to August. Native to New Zealand and placed in the Asphodelaceae, it prefers an open, sunny position. Use it as an ornamental specimen in borders or a large container where the foliage remains visible year-round.

Variegated New Zealand Flax (Phormium tenax 'Variegatum') is an evergreen perennial to 3.0 m with variegated strap leaves and summer flowering in June to.

Phormium tenax 'Variegatum'

Variegated New Zealand Flax | Phormium tenax 'Variegatum'

Phormium tenax 'Yellow Queen' is an evergreen perennial grown for its long, straplike leaves that form a strong architectural clump. It typically reaches about 3.0 m in height and produces tall flowering stalks in summer. The cultivar suits sunny, exposed sites and tolerates a range of soils from sandy to clay as long as they remain moist to wet. Flowering in the UK occurs from June to August.

Yellow Queen New Zealand Flax (Phormium tenax 'Yellow Queen') is an evergreen perennial with straplike leaves and summer flowering from June to August.