Tulipa 'United States' (14)
tulip 'United States'
A striking cultivar with brightly-coloured, large flowers, in early spring, held to 25cm above mottled green and purple foliage. Petals are deep golden-yellow with a bold red mid-band above a yellow base and 2 fine lines of red extending to the petal tip
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
1–2 yearsUltimate spread
0–0.1 metreGrowing conditions
Moisture
Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Red Yellow | Green Purple | ||
|---|---|---|---|---|
| Summer | ||||
| Autumn | ||||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing or East–facing
Exposure
Sheltered Hardiness
H6Botanical details
- Family
- Liliaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Columnar upright
- Potentially harmful
- Harmful if eaten, skin allergen. Wear gloves and other protective equipment when handling. Pets: Harmful if eaten, skin allergen - for further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
- Genus
Tulipa are bulbous perennials with characteristic flowers, in a wide range of colours, in spring
- Name status
Accepted
- Horticultural Group
- Greigii Group tulips have large, single, bowl-shaped flowers in the range yellow to red, often with contrasting margins, and flower in early and mid-spring; the grey-green leaves are usually mottled with purple or maroon
How to grow
Cultivation
Plant 10 to 15cm deep in fertile, well-drained soil. Protect from excessive wet and shelter from strong winds. See tulip cultivation
Propagation
Propagate by lifting and separating offsets
Suggested planting locations and garden types
- City and courtyard gardens
- Coastal
- Cottage and informal garden
- Patio and container plants
- Rock garden
- Flower borders and beds
- Garden edging
Pruning
Deadhead after flowering
Pests
May be susceptible to slugs, aphids and stem and bulb eelworm; squirrels may eat the bulbs
Diseases
May be susceptible to tulip fire and bulb rot in poorly drained soil
Get involved
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.