Contents
Description
Alismatales, also known as the water plantain order, is a diverse group of aquatic plants that are found in both freshwater and marine habitats. This order includes approximately 1650 species that are distributed across 16 families. Alismatales are characterized by their long, narrow leaves and showy flowers that are arranged in inflorescences. These plants are popular among aquarists and water gardeners due to their aesthetic appeal and ability to oxygenate water.
Taxonomic Information
| Domain: | Eukaryota |
| Kingdom: | Plantae |
| Phylum: | Angiosperms |
| Class: | Monocots |
| Order: | Alismatales |
| Family: | 16 families within the order Alismatales |
| Genus: | Various genera within the families of Alismatales |
Appearance
Alismatales exhibit a wide range of physical characteristics, but they all share a few common traits. They have long, narrow leaves that are often pointed at the tips. The leaves can be either submerged or floating on the surface of the water. The flowers of Alismatales are showy and arranged in inflorescences that rise above the water’s surface. The flowers are typically white, yellow, or pink in color and have three petals and three sepals.
Care Guide
To care for Alismatales, it is important to ensure that they have the proper water, soil, sunlight, and nutrients. Alismatales thrive in freshwater environments with a pH of 6.5-7.5. They require moderate to high light levels to grow well, so it is recommended to place them near a sunny window or under artificial grow lights. Fertilize Alismatales with a balanced fertilizer every two weeks during the growing season. Alismatales are hardy in USDA zones 5-11.
Common Pests & Diseases
Alismatales are relatively resistant to pests and diseases, but there are a few issues to be aware of. Snails and other aquatic pests can damage the leaves of Alismatales by eating them. To prevent this, it is recommended to quarantine new plants before adding them to an established aquascape. Alismatales can also be susceptible to fungal infections if they are kept in stagnant water. To prevent this, ensure that the water is well-circulated and oxygenated.
Habitat
Alismatales are found in a wide range of aquatic habitats, from freshwater ponds to saltwater marshes. They are often found growing in shallow water along the edges of bodies of water, where they can absorb sunlight and nutrients. Alismatales play an important role in their ecosystems by providing habitat and food for aquatic animals.
Question and Answer
Q: Can Alismatales be grown in a fish tank?
A: Yes, Alismatales are a popular choice for aquascapes and can be grown in freshwater aquariums.
Q: How often should I fertilize Alismatales?
A: Alismatales should be fertilized every two weeks during the growing season.
Q: What is the ideal pH range for Alismatales?
A: Alismatales thrive in freshwater environments with a pH of 6.5-7.5.
Q: Do Alismatales require CO2 injection?
A: Alismatales do not require CO2 injection but can benefit from it if provided in moderation.
Related Plants
Here are some related plants to Alismatales:
- Aponogetonaceae (Cape pondweed family)
- Araceae (Arum family)
- Cabombaceae (Water-shield family)
- Hydrocharitaceae (Frogbit family)
References
- “Alismatales.” Encyclopædia Britannica. Encyclopædia Britannica, Inc., n.d. Web. 10 May 2021.
- “Alismatales.” Missouri Botanical Garden. Missouri Botanical Garden, n.d. Web. 10 May 2021.
- “The Water Plantain Order (Alismatales).” Kew Royal Botanic Gardens. Kew Royal Botanic Gardens, n.d. Web. 10 May 2021.
