Oatmeal Farm Network | Seaweed Varietals
Oatmeal AI

Seaweed Varietals


Below is a list of all known varietals for Seaweed. Click on a varietal name to view more detailed information.


Varietal Name Description Soil Texture pH Range Organic Matter Salinity Level Hardiness Zone Humidity Water (in/wk) Primary Nutrient
Alaria Known as winged kelp, this green-brown seaweed has a mild taste. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Arame Mild and sweet seaweed used in Japanese cuisine, often cooked in stir-fries. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Atlantic Wakame A green seaweed similar to Japanese wakame, found in the Atlantic. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Bladderwrack Brown seaweed with a salty taste, traditionally used in teas and soups for its medicinal properties. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Bull Kelp A brown kelp species with a long stipe and a large float, used for food and crafts. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Caulerpa lentillifera The scientific name for the popular seaweed known as sea grapes or green caviar. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Codium A green seaweed also known as dead man’s fingers, used in salads. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Dulse A reddish-purple seaweed with a smoky, salty taste, used as a seasoning or snack. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Ecklonia A brown kelp known for its potential health benefits, sometimes used in salads or as a supplement. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Giant Kelp A large brown seaweed with a slightly sweet taste, used in coastal cuisines and as a food wrap. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Gracilaria A genus of red algae used as a food source and for the production of agar. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Gutweed Green algae known for its mild taste, often dried or used fresh in salads. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Hijiki Dark, thread-like seaweed with an earthy taste, rich in calcium and iron. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Himanthalia elongata The scientific name for the seaweed commonly known as sea spaghetti. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Irish Moss A red seaweed used as a thickening agent, known for its high carrageenan content. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Japanese Wakame The primary variety of wakame cultivated in Japan, a staple in miso soup. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Kelp Brown seaweed with a strong umami flavor, used in soups and broths. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Korean Wakame A variety of wakame cultivated in Korea, with a slightly stronger flavor. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Laminaria digitata The scientific name for Oarweed, a type of kelp with finger-like fronds, used in soups. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Laminaria japonica The scientific name for the kelp species most commonly used to make kombu in Japan. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Laver A purple seaweed used in Welsh and Japanese cuisine, rich in B vitamins and minerals. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Mermaid’s Hair A fine, green seaweed with a delicate taste, used in coastal cuisines. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Mozuku A Japanese seaweed known for its slippery texture, commonly eaten with vinegar as a salad. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Oarweed A species of kelp with hand-shaped fronds, used in soups and as a vegetable. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Ogonori Also known as sea moss or Gracilaria, this red seaweed is used in salads. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Palmaria palmata The scientific name for the red seaweed commonly known as dulse. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Pepper Dulse A small, spicy seaweed with a strong, peppery flavor. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Porphyra umbilicalis A species of red algae found in the North Atlantic, used in Welsh cuisine to make laverbread. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Porphyra umbilicalis A species of red algae from the Atlantic, commonly known as laverbread, and closely related to nori. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Pyropia tenera A species of nori also known as Asakusa-nori, with a delicate texture and flavor. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Pyropia yezoensis The most widely cultivated species of nori, prized for its use in sushi. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Red Seaweed A broad category of red marine algae with diverse culinary uses. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Rockweed Brown seaweed with a mild flavor, used in soups and traditional dishes. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Sargassum A brown seaweed with a distinct flavor, commonly used in Asian soups and broths. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Sea Grapes Also called green caviar, this seaweed has a briny taste and crunchy texture. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Sea Lettuce Bright green seaweed with a delicate flavor, eaten fresh in salads or dried as a seasoning. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Sea Spaghetti Dark brown seaweed with a mild, nutty taste, used as a pasta substitute. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Sugar Kelp A type of kelp known for its sweet, syrupy flavor, used in salads and seasonings. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Turkish Towel Thick, reddish seaweed used in cooking and as a skin-care ingredient. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)
Undaria pinnatifida The scientific name for the species of brown seaweed commonly known as wakame. Sandy Soil 7.9 - 8.4 Moderate (2% - 4%) 8 - 16 13A Very High 0 - 0 Potassium (K)