Blue gum - Eucalyptus globulus ssp. Globulus

Description and Uses

Eucalyptus globulus ssp. Globulus (Blue gum) is a tropical tree from Southern Australia. It is mainly grown for its oil crops (long shelflife), but also

can be produced. The crop is harvested by pruning.

. Medical uses include;

The contains ( - ). Regarding firewood production the tree`s growing speed is very fast, its energetic value is 4800 ckal/kg and the wood`s drying speed is ; for firewood production it is not ideal. After 18 years the tree can be totally removed as it reached its commercial and ecological goal. Eucalyptus globulus ssp. Globulus has a lifespan of 200 years.

---

Environmental limitations

The tree is 55 meters tall. It is very fast growing and tolerates not less light than full sun. Eucalyptus globulus ssp. Globulus has a shallow root-system and forms symbiotic relations

(endo and ecto mycorrhiza). It is not able to fix nitrogen. The tree`s flower-morphology is hermaphroditic and is pollinated by insects.

Eucalyptus globulus ssp. Globulus thrives in an altitude of 0 to 3100 meters above sea-level (tropical). The minimum temperature is -7°C and optimally between 12 - 18°C. The optimal rainfall is 1250 mm/year. Without irrigation the annual rainfall should be between 500 - 1500 mm (L/m²). The optimal soil-pH is between 6.0 - 8.0 in a soil texture of sand. To salt it is intolerant to wind and to fire .

---

Pests and Diseases

and

diseases.

---

Seed Propagation

Seeds are orthodox and can be stored for 7 months. There are approximative 2000000 seeds/kg. Unfortunately propagation instruction is missing.

---