Paeonia 'Garden Treasure'
peony 'Garden Treasure'
A hybrid between a tree peony and a herbaceous peony forming a plant about 65cm high and up to 1.5m across with a woody base. It has deeply-divided, dark green leaves and large semi-double to double, lemon-yellow flowers, over a four to six week period from late spring
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Size
Ultimate height
0.5–1 metresTime to ultimate height
5–10 yearsUltimate spread
1–1.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Yellow | Green | ||
|---|---|---|---|---|
| Summer | Yellow | Green | ||
| Autumn | Green | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
West–facing or East–facing or South–facing
Exposure
Sheltered Hardiness
H6Botanical details
- Family
- Paeoniaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Clump forming
- Genus
Paeonia may be herbaceous perennials or deciduous sub-shrubs with large, divided leaves and showy large bowl-shaped flowers, usually in early summer
- Name status
Accepted
How to grow
Cultivation
Best in a deep, fertile, humus-rich soil that is moist but well-drained in a sheltered position in full sun or partial shade. See herbaceous peony cultivation or tree peony cultivation for further information.
Propagation
Propagate by division in autumn or early spring
Suggested planting locations and garden types
- Cottage and informal garden
- Cut flowers
- Flower borders and beds
Pruning
Cut back to about 15cm in autumn, as leaves die off, then trim back to the topmost live bud when growth starts in spring
Pests
May be susceptible to leaf and bud eelworm and soil-dwelling swift moth larvae
Diseases
May be susceptible to a virus, honey fungus, Verticillium wilt, peony leaf blotch and peony wilt
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.