Simplify the following text for a Grade 10 native English-speaking person.
Original: In places such as the Channel Islands and Canary Islands where the frost is minimal and plants are thus freed from seasonality , some cultivars can grow up to 3 meters tall .
Simplified: In places such as the Channel Islands and Canary Islands where the frost is minimal , and plants can grow all year round , some cultivars can grow up to 3 meters tall .