🫛 Sweet Pea
Lathyrus odoratus
ornamentals
annual vine
Fabaceae
☀️ Sun
full sun (cool roots)
💧 Water
moderate
🗺️ Zones
2-8
🧪 Soil pH
7.0-7.5
🪴 Soil Type
rich, well-drained
🚿 Drainage
well-drained
📏 Spacing
6-8 in
📐 Height
4-8ft
⏱️ Maturity
80-100 days
Key:🤝 Grows well together❌ Keep apart☀️ Sun needs💧 Water🗺️ Hardiness zone
🤝 Companions (12)
🤝 Both
Both annual climbers on same support.
Attracts beneficial insects and pollinators
Good companion.
🤝 Cool-season
Cool-season ground cover at sweet pea's feet.
Good companion.
Good companion.
Good companion.
Good companion.
🤝 brassicas (broccoli, kale, cabbage)
Attracts beneficial insects and pollinators
⚠️ Keep Apart (5)
⚠️ Alliums may inhibit sweet pea growth.
Incompatible.
⚠️ Hot-climate plants
Incompatible.
⚠️ Onion family
Incompatible.
⚠️ Sweet peas fade when heat arrives.
Incompatible.
Sweet peas are cool-season and fade just as nightshades need space; succession-plant instead
📝 Growing Notes
Plant early , needs cool soil. Mulch roots. Pick daily for more blooms. Sweetest fragrance in morning.
🛒 Buy Seeds & Plants
Baker Creek Heirloom Seeds
Johnny's Selected Seeds
Botanical Interests
True Leaf Market
Burpee
Territorial Seed Company
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