Volcanic soil

Volcanic soil is rich in nutrients. Past volcanic eruptions leave thick deposits of tephra which, when weathered and broken down, release nutrients into the soil. This makes volcanic soil useful for farming crops such as sugar cane.

Galapagos Places: Picture of Floreana Island by Igor Starukha (creative commons 3.0)

Floreana has rich volcanic soil

 

 

Glossary of Galapagos