Pontederia cordata

Pontederia cordata, also known as Pickerelweed, is a perennial aquatic plant native to the American continent. It belongs to the family Pontederiaceae and is commonly found in shallow water or mud.

Description

Pontederia cordata is a robust plant with broad, heart-shaped leaves and a distinctive spike of violet-blue flowers. The leaves are typically 4-10 inches long and 2-6 inches wide. The plant can reach a height of 2-4 feet. The flowers, which bloom from June to October, are densely packed on a spike and each has two yellow spots on the upper petal.

Habitat and Distribution

Pontederia cordata is native to the Americas, from Canada to Argentina. It is commonly found in shallow water or mud of ponds, lakes, and streams. The plant prefers full sun but can tolerate partial shade. It is a common species in the Everglades and other wetland habitats.

Cultivation and Uses

Pontederia cordata is often used in aquatic gardening due to its attractive flowers and foliage. It is also used in water treatment systems due to its ability to absorb nutrients from the water. The plant is also a source of food for various species of waterfowl.

Ecological Importance

Pontederia cordata plays a significant role in its ecosystem. It provides shelter and food for a variety of wildlife, including ducks, geese, and small mammals. The plant's flowers are also an important source of nectar for bees and other pollinators.

Conservation Status

While Pontederia cordata is not currently listed as threatened or endangered, its habitat is under threat from habitat destruction and pollution. Efforts are being made to conserve and restore its natural habitats.