How does Sepp Holzer grow citrus trees?

Sepp Holzer employs permaculture techniques to grow citrus trees, utilizing microclimates and companion planting to create optimal growing conditions. He often plants citrus in raised beds or terraces, enhancing drainage and warmth while protecting them from harsh winds. Additionally, he uses natural methods like mulching and water retention strategies to maintain soil health and moisture levels, allowing the trees to thrive in cooler climates. Holzer's holistic approach emphasizes biodiversity and sustainable practices to support the growth of citrus trees.