Ulva lactuca – Artificial Sea Lettuce Replica
IMPORTANT: ARTIFICIAL REPLICA
This product is a commercial-grade synthetic reproduction of Ulva lactuca designed for aquarium, exhibit, zoological, museum, themed-environment, and habitat-display applications. It is not live, harvested, dried, preserved, or edible seaweed.
Scientific Name Replicated: Ulva lactuca
Common Name: Sea Lettuce
Number of Artificial Blades/Leaves: 1 sheet
Sheet Width: Available in:
- Small – 5.9" (15 cm)
- Medium – 11.81" (30 cm)
- Large – 17.72" (45 cm)
Mounting: Sea Lettuce is sold as an individual artificial sheet, providing flexibility for a variety of applications and custom mounting configurations. If an acrylic mooring disk is required, please see our Sea Lettuce Gigantea product.
About the Natural Species Being Replicated
Ulva lactuca, commonly known as Sea Lettuce, is a green alga belonging to the genus Ulva. Natural Ulva species are widely distributed along coastlines throughout the world's oceans.
In nature, Sea Lettuce is characterized by its bright-green, sheet-like appearance. Its thin, broad blades typically have lobed or ruffled edges resembling the leaves of lettuce and may be rounded, oval, or irregular in shape.
Natural Sea Lettuce blades may also develop holes or perforations of various sizes. The algae attach to surfaces with a small holdfast rather than true roots.
About the Pangea America Replica
The Pangea America Ulva lactuca product is an artificial, synthetic Sea Lettuce sheet designed to recreate the broad, ruffled, flowing appearance of natural Sea Lettuce.
Each sheet is sold individually, allowing designers and aquarists to arrange, layer, or mount multiple pieces to create customized algae growth patterns and habitat displays.
Available in three sizes, these artificial sheets are suitable for aquariums, zoological exhibits, museums, themed environments, and other aquatic displays without the requirements associated with living or preserved algae.
Please Note: Scientific names, common names, distribution information, natural-history descriptions, and biological characteristics on this page describe the natural species being replicated. They do not indicate that the product itself is natural, biological, or edible material.

Natural Ulva lactuca shown for species reference
Reference Image: The image above depicts the natural species that this artificial product is designed to replicate. The product sold on this page is a synthetic replica.