About
Interim' is a clump-forming bulbous perennial with thin, green leaves. Single, eye-catching white flowers appear in late winter to early spring with centres that change from yellow to peach to salmon over the flowering period.
About the genus
Narcissus are bulbous herbaceous perennials with linear leaves and leafless stems bearing flowers, which may be solitary or in umbels, with 6 spreading perianth segments and a cup or trumpet-shaped corona
Growing conditions
SunlightFull sun, Partial shade
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained, Well-drained
AspectNorth-facing, South-facing, East-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH6
Plant details
Plant typeBulbs
HabitClump forming
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, City and courtyard gardens, Patio and container plants
ToxicityHarmful if eaten, skin irritant. Wear gloves and other protective equipment when handling. Pets (dogs, cats, tortoises): Harmful if eaten, skin irritant. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Care notes
CultivationPlant bulbs in autumn, at one-and-a-half times their own depth, slightly deeper in light soils and in grass, in well-drained soil that is moist in the growing season in spring, in full sun or light dappled shade; for more advice, see daffodil cultivation
PruningDeadhead as the flowers fade, but allow the leaves to die down naturally
PropagationPropagate by division: separate and replant offsets as the leaves fade in early summer, or in early autumn before new roots are produced
Pest resistanceMay be susceptible to slugs, narcissus bulb fly, narcissus eelworm, and bulb scale mite
Disease resistanceMay be susceptible to narcissus basal rot, narcissus leaf scorch or daffodil viruses