Quercus pyrenaica
Quercus pyrenaica · Fagaceae
The gardener's calendar
In autumn, ease off feeding and take the chance to clean up around quercus pyrenaica and prepare for winter.
ID card
- Foliage
- Deciduous
- Blooming
- Spring (April-May), inconspicuous flowers
- Adult size
- 49 to 82 feet tall, 39 to 59 feet wide
- Growth
- Moderate to slow
- Hardiness
- Very hardy, -4 to -4°F
- Origin
- Pyrenees and Massif Central mountain ranges (France, Spain)
- Soil type
- Well-draining, siliceous, slightly acidic
Care
Light exposure
Plant the Pyrenean oak in full sun or partial shade for optimal growth. It tolerates sunny situations well and develops best with at least 6 hours of direct light daily. An open location promotes a balanced shape.
Soil and planting
Choose well-draining, siliceous or slightly acidic soil rich in organic matter. Avoid chalky or overly compact soils. When planting, loosen the soil deeply and incorporate compost to encourage rooting.
Watering
Water regularly during the first three years after planting, especially during dry periods. Once established, the Pyrenean oak is very drought-resistant thanks to its deep root system. In dry climates, occasional summer watering remains beneficial.
Pruning and structure
Perform formative pruning during the first years to structure the crown. Remove dead, diseased, or poorly oriented branches in late winter. Avoid severe pruning which weakens the tree; the Pyrenean oak prefers gentle, gradual intervention.
Fertilization
Fertilizer is generally unnecessary once the tree is established. In young plantings, well-decomposed compost enriches the soil. For weakened specimens, balanced organic fertilizer in spring supports vigor.
Health and pests
The Pyrenean oak is generally robust. Watch for powdery mildew in warm, humid conditions; good air circulation limits risks. Wood borers and leaf rollers may occasionally affect young plants; late winter monitoring helps minimize damage.
Did you know?
The Pyrenean oak is the emblematic forest species of the Pyrenees, where it long provided quality wood for construction and cabinetmaking. Its thick, rough bark inspired Mediterranean landscape designers who prize it for its majestic bearing and remarkable resistance to forest fires thanks to its vigorous regeneration after burning.
Where to buy it
Best planted in autumn so the roots settle in before summer, or in early spring once the frost has passed. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, October, November.
Add this plant to my garden →Plants from the same family
- Pedunculate oakQuercus robur
- European beechFagus sylvatica
- Sessile oakQuercus petraea
- Sweet chestnutCastanea sativa
- Downy oakQuercus pubescens
- Holm oakQuercus ilex
Tips generated and checked by Viridia — adapt them to your local climate.