Japanese seaweed (or wakame) is a highly invasive seaweed that can grow to 3m in length and has green-brown fronds. It grows in sheltered temperate waters, forming dense forests at depths of up to 15m and can quickly displace native habitats.

How do wakame reproduce?

Seaweeds can reproduce sexually, by the joining of specialized male and female reproductive cells, called gametes. After they are released from the sporophyte, the spores settle and grow into male and female plants called gametophytes.

Can you grow your own wakame?

Seaweed is a large variety of algae that grows in both fresh and salt water. … It is possible to grow your own seaweed at home in a large aquarium using salt water you make on the stove. Leave the aquarium in a sunny spot so the seaweed will grow properly.