Simplify the following text for a Grade 7 native English-speaking person.
Original: The fine foliage of the original Cootamundra wattle is grey-green , but a blue-purple foliaged form , known as ` Purpurea ' is very popular .
Simplified: The fine leaves of the original Cootamundra wattle is grey-green . A new type with blue-purple leaves , known as ` Purpurea ' is very popular .