Simplify the following text for a Grade 10 native English-speaking person.
Original: The vegetation of the small and narrow islands , encompassed by the sea , is very luxuriant ; including rainforests , sago , rice and the famous spices - nutmeg , cloves and mace , among others .
Simplified: The vegetation of the small and narrow islands , with their wet climate , is very luxuriant . It includes rainforests , sago , rice , and the famous spices ; including nutmeg , cloves , and mace .