non-indigenous plants
nounUK /ˌnɒn ɪnˈdɪdʒ.ɪ.nəs plɑːnts/
US /ˌnɑːn ɪnˈdɪdʒ.ə.nəs plænts/
Plants that come from a different place and were brought to live somewhere new.
The garden is full of non-indigenous plants from Asia and South America.
OTHER MEANINGS
2. Plants grown outside their natural range for decoration or farming.
Many non-indigenous plants are popular in parks because they look unusual.
3. Plants that can spread quickly and harm local wildlife.
Some non-indigenous plants grow so fast that they push out native flowers.
4. Plants brought by people, not by nature, to a new region.
Non-indigenous plants often arrive with travelers or ships.