Overview
Abies borisii-regis is a columnar upright conifers in the genus Abies, part of the Pinaceae family, with evergreen foliage. Abies borisii-regis grows best in full sun, and tolerates most soils and acid and neutral pH. Its UK hardiness is rated H7. Suggested uses include architectural and low maintenance.
About
Abies × borisii-regis (Bulgarian fir) is a hybrid species of fir native to the mountains of the Balkan Peninsula in Bulgaria, northern Greece, Kosovo, North Macedonia, Albania and Serbia. It occurs at elevations of 800–1,800 m (2,600–5,900 ft), on mountains with an annual rainfall of over 1,000 mm (39 in). It is a large evergreen coniferous tree growing to 40–50 m (130–160 ft) (exceptionally 60 m (200 ft)) tall and with a trunk diameter of up to 1.5 m (4 ft 11 in). The leaves are needle-like, flattened, 1.8–3.5 cm (0.71–1.38 in) long and 2 mm (0.079 in) wide by 0.5 mm (0.020 in) thick, glossy dark green above, and with two blue-white bands of stomata below. In the garden it prefers full sun and most soil types. In UK gardens it is fully hardy throughout the UK (RHS H7). Suggested uses include architectural and low maintenance. It tolerates acid and neutral soils, moist but well-drained conditions and south-facing, north-facing, east-facing and west-facing aspects.
Wikipedia contributors, CC BY-SA 4.0 — Abies × borisii-regis
Growing conditions
Best soil and position for Abies
- Sunlight
- Full sun
- Soil type
- Clay, Loam, Sand
- Soil pH
- Acid, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing, North-facing, East-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H7
Plant details
Abies borisii-regis size, habit and characteristics
- Plant type
- Conifers, Trees
- Habit
- Columnar upright
- Foliage
- Evergreen
- Suggested uses
- Architectural, Low Maintenance
Care notes
Pruning and caring for Abies borisii-regis
- Propagation
- Propagate by seed
- Pest resistance
- May be susceptible to adelgids and aphids
- Disease resistance
- Generally disease-free, but may be susceptible to honey fungus
Frequently asked questions
Where is the best place to plant Abies borisii-regis?
Abies borisii-regis prefers full sun. It suits sheltered positions.
What soil does Abies borisii-regis need?
Abies borisii-regis is adaptable and grows happily in most soil types, including clay, loam and sand. It prefers acid and neutral soil. Aim for soil that stays moist but well-drained.
Is Abies borisii-regis hardy in the UK?
Abies borisii-regis has an RHS hardiness rating of H7, meaning it is fully hardy throughout the UK, tolerating temperatures below -20°C.
How do I propagate Abies borisii-regis?
Propagate by seed.
More in the Abies genus
- Abiesfir
- Abies alba 'Fastigiata'

- Abies balsameabalsam fir

- Abies balsamea 'Prostrata'

- Abies cephalonica 'Meyer's Dwarf'Greek fir 'Meyer’s Dwarf'

- Abies cilicicaCilician fir
- Abies delavayi 'Green Giant'

- Abies densaSikkim fir
