Alfalfa
Medicago sativa
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Description
Alfalfa (Medicago sativa) is a perennial flowering plant in the legume family, Fabaceae, renowned for its nitrogen-fixing ability, which significantly enhances soil fertility. In agroecology and regenerative agriculture systems, alfalfa is a vital component due to its role as a dynamic accumulator, drawing essential nutrients like calcium, magnesium, and potassium from deep soil layers, making them available to other plants. It serves as an excellent ground cover in food forests, preventing soil erosion and improving soil structure. Historically, alfalfa has been significant as livestock fodder, valued for its high protein content. It attracts pollinators such as bees and provides habitat for beneficial insects like ladybugs and lacewings. In guilds, it pairs well with deep-rooted plants like comfrey, which further aid in nutrient cycling. Alfalfa's deep roots also help break up compacted soil, improving aeration and drainage, making it a valuable plant for ecosystem restoration. In a food forest, it functions as a ground cover and nutrient accumulator, supporting the health of the entire system.
Growing Details
Alfalfa thrives in well-drained loamy soils with a neutral to slightly alkaline pH. Before planting, prepare the soil by adding organic matter such as compost to improve fertility and structure. Mulching with straw or mown grass helps retain moisture and suppress weeds. Companion plants like clover and grasses can be interplanted to enhance nitrogen fixation and soil health. Common beginner mistakes include overwatering young plants and failing to rotate crops to prevent soil depletion. Harvest
Tags
Nitrogen Fixing
Carbon Farming
Attracts Wildlife
Erosion Preventing
Hay
Bee Friendly
Meadow
Easy Propagating
High Protein
Tea
Range (Based on GBIF Data)
The map shows known occurrence points of <strong>Medicago sativa</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: Mediterranean
applicable geo region: Temperate zones
language used: sr
Flowering:
beginning
of May for 30 days
Harvest:
beginning
of Jun for 30 days
Seed Start:
beginning
of March
Indoor Start:
beginning
of March
Transplant:
middle
of April
Uses & Benefits
Edible Rating:
(3/5)
edible uses: The leaves and sprouts of alfalfa are edible and can be consumed raw in salads or sandwiches, or cooked as a vegetable. The seeds can be sprouted and used in various dishes. Alfalfa is rich in vitamins A, C, E, and K, as well as minerals like calcium, potassium, and iron. However, it's important to note that raw alfalfa sprouts should be consumed with caution due to potential bacterial contamination. Sprouts are best consumed fresh and stored in the refrigerator to preserve their nutritional val
Medicinal Rating:
(4/5)
medicinal uses: Alfalfa is used in traditional medicine for its diuretic and anti-inflammatory properties. It is believed to help lower cholesterol and support digestive health. Alfalfa is also used as a dietary supplement due to its rich vitamin and mineral content. However, caution is advised for individuals with autoimmune conditions due to the presence of canavanine, which may exacerbate conditions like lupus. Alfalfa tea, made from dried leaves, is a common preparation for its medicinal benefits.
health concerns: Alfalfa contains canavanine, which may exacerbate autoimmune conditions like lupus in sensitive individuals. Raw sprouts also pose a risk of bacterial contamination.
other uses: Alfalfa is used as green manure and mulch. It can also be used to produce natural dye. Its deep roots help break up compacted soil, improving aeration and drainage.
Scientific Literature
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Botanical data
specie: Medicago sativa
common names: Lucerka; Ljubiฤasta lucerka; Bivolja trava
family: Fabaceae
sub family: Faboideae
tribe: Trifolieae
sub tribe:
genus: Medicago
Growing Conditions
area needed: 0.2 m
spacing: 0.3 m
growing difficulty: Low
Deciduous / Evergreen: Evergreen
Seed Temp (Opt/Min/Max): 20ยฐC / 15ยฐC / 25ยฐC
Plant Temp (Opt/Min/Max): 20ยฐC / 5ยฐC / 30ยฐC
water demands: Medium
humidity:
light demands: High
root type: Deep
frost tender: Low
hardness:
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(5/10)
first harvest: 1 years
life span: 5 years
succession: Pioneer
growth rate: Fast
max height: 1.0 m
max width: 0.5 m
soil preference:
Medium (Loam)
pH preference:
Neutral
flower type:
Hermaphrodite
growth details: Alfalfa thrives in well-drained loamy soils with a neutral to slightly alkaline pH. Before planting, prepare the soil by adding organic matter such as compost to improve fertility and structure. Mulching with straw or mown grass helps retain moisture and suppress weeds. Companion plants like clover and grasses can be interplanted to enhance nitrogen fixation and soil health. Common beginner mistakes include overwatering young plants and failing to rotate crops to prevent soil depletion. Harvest
Potential Disturbances: Alfalfa faces pressures from aphids, alfalfa weevils, and grasshoppers. Natural management includes introducing beneficial insects like ladybugs and parasitic wasps, as well as using neem oil or garlic sprays. Planting companion plants such as marigolds can help repel nematodes and other pests.
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