10+
Annual lupine is a cool-season flowering plant with an upright growth habit and tall flower spikes. It completes its life cycle within one growing season and adapts well to temperate climates. This plant establishes from seed and is suitable for garden beds, borders, and naturalized planting areas. It performs best in full sun with well-drained soil and prefers cooler conditions with moderate moisture for steady development.
Features
- Upright flowering plant with tall spike formation
- Completes life cycle within one growing season
- Suitable for beds, borders, and naturalized areas
- Performs well in full sun environments
- Adaptable to well-drained soil conditions
Specifications
- Scientific Name: Lupinus spp.
- Common Name (US): Lupine
- Seed Type / Variety: Annual Variety
- Growth Habit: Upright flowering plant
- USDA Zones: 3-9
- Planting Season: Spring or fall
- Growing Season: Cool season
- Sowing Season: February to April and September to October
- Germination Time and Conditions: 10-20 days at 15-20°C; may benefit from soaking seeds before sowing
- Sunlight Requirements: Full sun
- Soil Requirements: Well-drained, slightly acidic soil
- Watering Needs: Moderate; avoid waterlogging
- Mature Plant Size: 45-90 cm height, 30-45 cm spread
- Plant Spacing: 30-40 cm between plants
