Industrial & Crops· Quercus suber

Cork Oak Growing Guide

Evergreen oak tree native to the western Mediterranean whose bark is harvested every 9-12 years for cork production. Cork forests support unique biodiversity and are sustainably managed.

How Long Does Cork Oak Take to Grow?

Cork Oak typically reaches its first harvest about 25 years after planting.

9125
Days to Harvest
low
Water Needs
full sun
Sun Needs

Growing Conditions

Temperature
15-30°C optimal
Rainfall
400-900 mm/year
Frost Tolerance
light
Drought Tolerance
high
Humidity
low tolerance
Heat Tolerance
high

Soil Requirements

Soil Type & pH

Best soil types: sandy, sandy loam, granite-derived

pH range: 5.5 - 7 (optimal: 6.3)

Drainage: good

Nutrient Needs (N-P-K)

Nitrogen (N)low
Phosphorus (P)low
Potassium (K)low

Planting Guide

Planting Methods
acorn planting, transplanting
Planting Depth
5 cm
Plant Spacing
800 cm apart, 800 cm rows
Planting Season
fall, winter

Yield & Economics

Market Demand
stable
Profitability
medium

Common Pests & Diseases

Common Pests

  • cork oak sawfly
  • defoliating moths
  • bark beetles

Common Diseases

  • sudden oak death
  • charcoal canker
  • root rot

Use AI crop disease detection to identify issues early and prevent crop losses.

Growing Tips

First cork harvest (virgin cork) occurs at age 25 and has lower quality; reproduction cork from subsequent harvests (every 9-12 years) is premium grade.

Cork stripping must be done by skilled workers in summer when the cambium is active; improper stripping can kill the tree.

Cork oak agroforestry (montado/dehesa) with livestock grazing is the traditional sustainable management system — integrates income streams.

Frequently Asked Questions

How long does Cork Oak take to grow?

Cork Oak typically takes about 25 years from planting to first harvest. Seeds germinate in about 30 days. The best planting season is fall, winter.

What soil does Cork Oak need?

Cork Oak grows best in sandy, sandy loam, granite-derived soil with a pH of 5.5-7. Good drainage is required.

What temperature does Cork Oak need?

Cork Oak grows best at 15-30°C. Frost tolerance: light. Heat tolerance: high.

How much sun and water does Cork Oak need?

Cork Oak thrives with full sun light and low watering.

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