Najas guadalupensis — a medium houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Najas guadalupensis

Najas Guadalupensis

Updated · 12 observations
ON THIS PLANT

Najas guadalupensis, commonly known as Southern naiad or Guadalupe naiad, is an aquatic plant species belonging to the family Hydrocharitaceae. Native to North and Central America, it thrives in freshwater habitats such as ponds, lakes, streams, and rivers.

This plant features a slender stem that can grow up to 2 meters in length, with leaves arranged in whorls of 3 to 6. The leaves are narrow, linear, and pointed, measuring about 1 to 3 centimeters long. Additionally, the plant produces small, inconspicuous flowers.

Najas guadalupensis plays a crucial ecological role by providing habitat for fish and other aquatic organisms. It also contributes to improved water quality by absorbing excess nutrients from the water column.

The plant has various uses, including serving as a food source for ducks, geese, and other waterfowl. Indigenous peoples of North America have also used it medicinally to treat various ailments.

In summary, Najas guadalupensis is a valuable aquatic species with significant ecological importance, contributing to the health and balance of freshwater ecosystems.

A note from PlantMom

Southern naiad has strong disease resistance and is generally not prone to illnesses. Still, it can be vulnerable to pests and diseases present in its environment. These problems are normally minor. Regarding care, the plant needs moderate maintenance. It should be pruned regularly to preserve a neat appearance and healthy growth. Applying fertilizer can also aid in encouraging flowering. Southern naiad is well suited for anyone with an outdoor area, such as a garden or patio, and does not demand extensive care experience. It may require more attention when kept indoors.

— PlantMom
CARE GUIDE

How to keep Najas Guadalupensis.

Light

Southern naiad comes from habitats with abundant sunlight, such as the shallow margins of ponds and lakes. It prefers full sun but can also tolerate partial sun.

Temperature

Southern naiad can tolerate a wide range of temperatures, but its distribution may still be restricted by different combinations of moisture and heat. It does best in warm summer climates with sufficient rainfall or watering. Prolonged stretches of cloudy, rainy weather, as well as extended high temperatures, can increase the chance of Southern naiad dying. In winter, appropriate protection from cold can improve the plant's survival rate.

Pruning

The Southern naiad, characterized by its thin, grass-like leaves, thrives in aquatic environments. To encourage growth and control its spread, prune it in early spring by removing any damaged foliage. Regular pruning helps prevent overgrowth and maintains water quality. Always use clean, sharp tools to minimize the risk of disease.

CHARACTERISTICS

Botanical profile.

Plant Type
Herb
Life Cycle
Annual
Genus
Najas
Family
Hydrocharitaceae
Hardiness Zone
6-11
Mature Height
10 cm to 91 cm
Mature Spread
10 cm to 30 cm
Leaf Color
Dark Green, Olive Drab
Leaf Type
Evergreen
Bloom Time
Summer, Early fall, Mid fall
Planting Time
Spring, Summer, Autumn
Harvest Time
Late summer, Fall, Early winter
ALSO KNOWN AS

Other names.

en Southern naiad en Guadalupe Waternymph en Southern waternymph en Common Waternymph en Common Water-nymph en Guadalupe Naiad en Guadalupe Water-nymph en Southern Water-nymph en Aquatic moss
PLATES
Najas guadalupensis leaf
PLATE 01 · leaf
Najas guadalupensis leaf
PLATE 02 · leaf
Najas guadalupensis flower
PLATE 03 · flower
Najas guadalupensis bark
PLATE 04 · bark
Najas guadalupensis other
PLATE 05 · other
ALSO IN THE LIBRARY

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