Sweet Pea

Lathyrus odoratus

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Description

Sweet Pea (Lathyrus odoratus) is a climbing annual plant celebrated for its fragrant and colorful flowers, making it a popular choice in ornamental gardening. In agroecology and regenerative agriculture, Sweet Pea serves as a nitrogen-fixing plant, enhancing soil fertility and structure. Its climbing nature is ideal for vertical gardening, optimizing space in food forests and natural farming systems. Sweet Peas attract pollinators such as bees and butterflies, supporting biodiversity and ecosystem services. Historically, Sweet Peas have been cultivated for their beauty and fragrance, often used in traditional gardens and as cut flowers. In a food forest, they function in the herbaceous layer, providing nitrogen to surrounding plants and acting as a companion to other legumes and flowering plants.

Growing Details

Sweet Peas thrive in well-drained, fertile soil with a neutral pH. Before planting, enrich the soil with compost to improve fertility. Mulching around the base helps retain moisture and suppress weeds. Companion plants such as marigolds can help deter pests. Avoid overwatering to prevent root rot, and ensure good air circulation to reduce mildew risk. Support structures like trellises are essential for their climbing habit. Deadheading spent flowers encourages prolonged blooming. Harvest flowers

Edible Parts
Tags
Nitrogen Fixing Attracts Wildlife Scented Plant Bee Friendly Visual Appeal Easy Propagating Colouring
Range (Based on GBIF Data)

The map shows known occurrence points of <strong>Lathyrus odoratus</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 the eastern Mediterranean region
applicable geo region: Mediterranean
language used: en
Flowering: beginning of April for 90 days
Harvest: middle of Jun for 30 days
Seed Start: beginning of January
Indoor Start: middle of January
Transplant: beginning of March
Uses & Benefits
Edible Rating: (0/5)
edible uses: Sweet Peas are not considered edible and should not be consumed due to their toxic compounds.
Medicinal Rating: (0/5)
medicinal uses:
health concerns: Sweet Peas contain compounds that are toxic if ingested and should not be consumed.
other uses: Sweet Peas are primarily used for ornamental purposes due to their fragrant and attractive flowers.
Scientific Literature

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Botanical data
specie: Lathyrus odoratus
common names: Sweet Pea; Fragrant Pea; Annual Pea
family: Fabaceae
sub family: Faboideae
tribe: Vicieae
sub tribe:
genus: Lathyrus
Growing Conditions
area needed: 0.1 m
spacing: 0.3 m
growing difficulty: Low
Deciduous / Evergreen: Deciduous
Seed Temp (Opt/Min/Max): 18ยฐC / 10ยฐC / 24ยฐC
Plant Temp (Opt/Min/Max): 18ยฐC / 5ยฐC / 30ยฐC
water demands: Medium
humidity:
light demands: High
root type: Shallow
frost tender: Medium
hardness: โ–ˆ โ–ˆ โ–ˆ โ–ˆ โ–ˆ โ–ˆ โ–ˆ โ–ˆ โ– โ– (8/10)
first harvest: 0 years
life span: 1 years
succession:
growth rate: Fast
max height: 2.0 m
max width: 0.3 m
soil preference: Medium (Loam)
pH preference: Neutral
flower type: Hermaphrodite
growth details: Sweet Peas thrive in well-drained, fertile soil with a neutral pH. Before planting, enrich the soil with compost to improve fertility. Mulching around the base helps retain moisture and suppress weeds. Companion plants such as marigolds can help deter pests. Avoid overwatering to prevent root rot, and ensure good air circulation to reduce mildew risk. Support structures like trellises are essential for their climbing habit. Deadheading spent flowers encourages prolonged blooming. Harvest flowers
Potential Disturbances: Sweet Pea faces challenges from aphids and powdery mildew. Beneficial insects like ladybugs and lacewings can help manage aphids. Planting garlic or chives nearby may deter aphids. Neem oil or garlic spray can be used for mildew. Ensure good air circulation and avoid overwatering.
Growth Timeline
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