[header] How to grow ulva algae [title] Obtain a piece of ulva algae. [step] To start growing ulva algae in your aquarium, you can go to a local pet store or order the algae from the internet. If you live near the coast, you may be able to find some ulva algae in the ocean and try growing it from that plant. 
[substeps] When you are looking for ulva algae to purchase, you may also want to look for sea lettuce, which the plant also goes by. [title] Grow ulva algae in nutrient rich water.