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 key component due to its role as a dynamic accumulator, drawing up essential nutrients such as 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. Alfalfa is historically significant as a forage crop for livestock, valued for its high protein content. It attracts pollinators like bees and provides habitat for beneficial insects such as 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 in breaking up compacted soil, enhancing aeration and drainage, making it a valuable plant for ecosystem restoration.
Growing Details
Alfalfa thrives in well-drained loamy soils with a neutral to slightly alkaline pH. Before planting, prepare the soil by incorporating organic matter such as compost to enhance fertility and structure. Mulching with straw or grass clippings helps retain moisture and suppress weeds. Companion plants like clover and grasses can be interplanted to improve nitrogen fixation and soil health. Common beginner mistakes include overwatering young plants and failing to mow or graze regularly, which can le
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: en
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: Alfalfa leaves and sprouts are edible and can be consumed raw in salads or sandwiches, or cooked as a vegetable. The seeds can be sprouted and used in a variety of dishes. Alfalfa is rich in vitamins A, C, E, and K, as well as minerals like calcium, potassium, and iron. However, it is important to note that raw alfalfa sprouts should be consumed with caution due to potential bacterial contamination. Sprouts are best consumed fresh and should be stored in a refrigerator to maintain their nutritio
Medicinal Rating:
(4/5)
medicinal uses: Alfalfa has been 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 for its rich vitamin and mineral content. However, caution is advised for individuals with autoimmune conditions due to the presence of canavanine, which can exacerbate conditions like lupus. Alfalfa tea, made from dried leaves, is a common preparation for its medicinal benefits.
health concerns: Alfalfa contains canavanine, which can exacerbate autoimmune conditions like lupus in susceptible individuals. Raw sprouts may also pose a risk of bacterial contamination.
other uses: Alfalfa is used as a green manure and mulch. It can also be used to produce a natural dye. Its deep roots help in breaking up compacted soil, improving aeration and drainage.
Scientific Literature
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Botanical data
specie: Medicago sativa
common names: Lucerne; Purple Medic; Buffalo Herb
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 incorporating organic matter such as compost to enhance fertility and structure. Mulching with straw or grass clippings helps retain moisture and suppress weeds. Companion plants like clover and grasses can be interplanted to improve nitrogen fixation and soil health. Common beginner mistakes include overwatering young plants and failing to mow or graze regularly, which can le
Potential Disturbances: Alfalfa faces pressures from aphids, alfalfa weevils, and leafhoppers. Natural management includes introducing beneficial insects like ladybugs and parasitic wasps, and using neem oil or garlic sprays.
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