Water Milfoil
Myriophyllum spicatum
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Description
Water Milfoil (Myriophyllum spicatum) is an aquatic plant native to Europe, Asia, and North Africa, known for its feather-like leaves arranged in whorls around the stem, which can grow up to 2 meters in length. In agroecology and regenerative agriculture, it serves as a critical component in constructed wetlands, aiding in water purification by absorbing excess nutrients and pollutants. Despite its benefits in controlled environments, it is highly invasive in natural waterways, often outcompeting native species and disrupting local ecosystems. Historically, it has been used in traditional medicine for its potential anti-inflammatory properties, although its use is limited and requires further research. In a food forest context, it functions in the aquatic layer, providing habitat and food for aquatic organisms, and can be part of a guild with other water-purifying plants such as cattails and reeds.
Growing Details
Water Milfoil thrives in nutrient-rich, slow-moving or still water bodies. It prefers neutral to slightly alkaline conditions and can tolerate a range of water depths. Propagation is primarily through stem fragmentation, which poses a challenge for control. To manage its growth, regular monitoring and mechanical removal are recommended. Companion planting with other aquatic plants like cattails can help balance the ecosystem.
Tags
Attracts Wildlife
Erosion Preventing
Invasive
Visual Appeal
Range (Based on GBIF Data)
The map shows known occurrence points of <strong>Myriophyllum spicatum</strong> recorded in scientific biodiversity databases.
Source: <a href="https://www.gbif.org" target="_blank">GBIF.org</a> โ Global Biodiversity Information Facility
Location & Timing
native geo location: Native to Europe, Asia, and North Africa
applicable geo region: Temperate and subtropical regions
language used: en
Flowering:
beginning
of Jun for 60 days
Harvest:
beginning
of August for 30 days
Seed Start:
?
Indoor Start:
Transplant:
Uses & Benefits
Edible Rating:
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edible uses:
Medicinal Rating:
(1/5)
medicinal uses: The plant has been used in traditional medicine for its potential anti-inflammatory properties, primarily in topical applications. However, its medicinal use is not widespread, and it should be approached with caution due to its invasive nature.
health concerns: Water Milfoil can become invasive and disrupt local ecosystems, requiring careful management to prevent its spread.
other uses: Water Milfoil is valuable in constructed wetlands for water filtration and nutrient absorption, helping to reduce nutrient runoff and improve water quality.
Scientific Literature
Loading scientific articles about <strong>Myriophyllum spicatum</strong>...
Botanical data
specie: Myriophyllum spicatum
common names: Eurasian Watermilfoil; Spiked Water-milfoil
family: Haloragaceae
sub family:
tribe:
sub tribe:
genus: Myriophyllum
Growing Conditions
area needed: 0.0 m
spacing: 0.0 m
growing difficulty: High
Deciduous / Evergreen:
Seed Temp (Opt/Min/Max): 0ยฐC / 0ยฐC / 0ยฐC
Plant Temp (Opt/Min/Max): 0ยฐC / 0ยฐC / 0ยฐC
water demands: High
humidity:
light demands: High
root type: Shallow
frost tender: Medium
hardness:
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(4/10)
first harvest: 0 years
life span: 0 years
succession: Pioneer
growth rate: Fast
max height: 2.0 m
max width: 0.0 m
soil preference:
pH preference:
Neutral
flower type:
Monoecious
growth details: Water Milfoil thrives in nutrient-rich, slow-moving or still water bodies. It prefers neutral to slightly alkaline conditions and can tolerate a range of water depths. Propagation is primarily through stem fragmentation, which poses a challenge for control. To manage its growth, regular monitoring and mechanical removal are recommended. Companion planting with other aquatic plants like cattails can help balance the ecosystem.
Potential Disturbances: Water Milfoil is susceptible to herbivory by aquatic insects such as the milfoil weevil (Euhrychiopsis lecontei), which can be used as a biological control method. Regular monitoring and mechanical removal are also effective strategies to manage its invasive potential.
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