Hartweg's lupine 'Avalune Blue' (Lupinus hartwegii 'Avalune Blue')

Hartweg's lupine 'Avalune Blue'

Hartweg's lupine 'Avalune Blue' is a lupine cultivar with a difference, flashing a conspicuous profusion of purple blooms. Unfortunately, there is no genealogy information available for this plant, so its history is a mystery. A glance at the flowers' color in all their glory will make plain where the name "Avalune Blue" came from.

Scientific classification

Legumes, milkworts and allies

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Annual

Lifespan

Herb

Plant Type

20 - 38 ℃

Ideal Temperature

Care Guide for Hartweg's lupine 'Avalune Blue'

Twice per week

Water

Full sun

Sunlight

20 - 38 ℃

Ideal Temperature

Water: Hartweg's lupine 'Avalune Blue' thrives with good drainage and regular watering, requiring approximately 2.5 cm (1 in) of water weekly during its growing season. Insufficient watering can accelerate seeding and poor seedling growth, while overwatering leads to root rot and reduces nitrogen fixation. Balance is essential for optimal growth.

Fertilize: Hartweg's lupine 'Avalune Blue' is a nitrogen-fixing plant that addresses nitrogen deficiency. Chlorosis may result from iron shortage, which can be remedied with a micronutrient mix compost, ensuring no toxicity from overuse. Phosphorus deficiency limits hartweg's lupine 'Avalune Blue''s growth; applying phosphorus fertilizer can enhance growth if deficiencies are observed.

Pruning: Hartweg's lupine 'Avalune Blue' boasts beautiful blue flowers and prefers well-drained soil. Prune in early to late spring to boost growth and flowering. Start by removing dead stems, then shape the plant. Regular pruning promotes bushiness and prevents disease by enhancing air circulation for vibrant blooms.

Propagation: Hartweg's lupine 'Avalune Blue' is ideal for home propagation. Take basal cuttings in spring, rooting them in a 50/50 sand and compost mix. Spring is also suitable for division, but caution is needed to avoid damage to the long taproot.

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