About
Alstroemeria 'Tessa' is a clump-forming perennial that features lanceolate, mid-green foliage. This plant produces clusters of deep magenta-red flowers atop stems that reach approximately 75 cm in height. The inner petals are marked with dark brown spots and streaks, while the upper two petals display a subtle yellow blotch. 'Tessa' blooms from summer through autumn, providing a vibrant display during the growing season.
About the genus
Alstroemeria are herbaceous perennials with fleshy roots that develop into spreading clumps. They feature upright stems adorned with narrow, lanceolate leaves. In summer, these plants produce umbels of prominent, funnel-shaped flowers.
Growing conditions
- Sunlight
- Full sun, Partial shade
- Soil type
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing, East-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H4
Plant details
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming
- Foliage
- Deciduous
- Height
- 0.5-1 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 2-5 years
- Suggested uses
- Cottage and informal garden, City and courtyard gardens, Patio and container plants, Wildlife gardens
- Toxicity
- Skin allergen. Wear gloves and other protective equipment when handling
Care notes
- Cultivation
- Grow in fertile, moist but well-drained soils in full sun or partial shade. Young plants are best left undisturbed to form clumps; use a dry mulch for the first two winters. See Alstroemeria cultivation
- Pruning
- Pull up spent flowered stems, leaving tubers in ground
- Propagation
- Propagate by division in autumn or very early spring
- Pest resistance
- May be susceptible to slugs
- Disease resistance
- Generally disease-free but may be susceptible to a virus