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AGM plants have been through a rigorous trial and assessment programme. They are:
This plant will provide nectar and pollen for bees and the many other types of pollinating insects.
It is included in an evolving list of plants carefully researched and chosen by RHS experts. Divided into 3 groups these lists, linked below, are maintained by a team of RHS staff and are reviewed annually.
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Other common names two-flowered tulip
Synonyms Tulipa talijevii Tulipa polychroma
Family Liliaceae
Genus Tulipa are bulbous perennials with characteristic flowers, in a wide range of colours, in spring
Horticultural Group Miscellaneous tulips include all species and hybrids not otherwise classified
Details T. biflora is a perennial bulb 10cm tall, producing one or two grey-green leaves, and fragrant, star-shaped flowers 4cm across, borne singly or in twos or threes from late winter. The white petals are golden-yellow at the base and flushed grey on the undersides
Plant range Europe, Asia, Africa
Foliage Deciduous
Habit Clump-forming
Fragrance Flower
Toxicity Ingestion may cause severe discomfort, may cause skin allergy. Wear gloves and other protective equipment when handling
Hardiness
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H5
Full Sun
Aspect West-facing or South-facing
Exposure Sheltered
Chalk
Loam
Sand
MoistureWell-drained
SoilChalk, Loam, Sand
pHAcid, Alkaline, Neutral
Ultimate height Up to 10 cm
Ultimate spread 0.1-0.5 metres
Time to ultimate height 2-5 years
Cultivation Needs a warm, sunny position with sharp drainage and protection from excessive wet, summer or winter. Best in a rock garden, raised bed or alpine house. See tulip cultivation
Propagation Propagate by lifting and separating offsets
Suggested planting locations and garden types City & Courtyard Gardens Gravel Garden Rock Garden Cottage & Informal Garden Patio & Container Plants
Pruning No pruning required
Pests stem and bulb eelworm and slugs may be a problem
Diseases May be subject to tulip fire and bulb rots
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The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.