Overview
Phlomis tuberosa 'Amazone' is a perennial, shrub perennial in the genus Phlomoides, part of the Lamiaceae family, with sage-like foliage. It typically grows around 1.5 m tall. Phlomis tuberosa 'Amazone' grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H5. Suggested uses include border, rock garden and drought-tolerant planting. It is native to Central Asia and Eastern Europe.
About
Phlomis tuberosa 'Amazone' is a named selection within the genus Phlomoides, placed in the Lamiaceae family. The cultivar carries the common name Sage-leaf mullein and is sold under its cultivar epithet 'Amazone'. It produces a season of blooms from June to September. The flowers are recorded as purple‑red.
About the genus
Phlomoides, also called Jerusalem sage and Lampwick plant, is a genus of over 130 species of flowering plants in the family Lamiaceae, native from the eastern Mediterranean Basin through Eastern Europe, western and central Asia, and the Indian subcontinent to China, Korea, and the Russian Far East. Phlomoides now comprises many species formerly in the genus Phlomis, and the former genera Eremostachys, Lamiophlomis, Notochaete, and Pseuderemostachys.
Wikipedia contributors, "Phlomoides", CC BY-SA 4.0 — Phlomoides
In the garden
Phlomis tuberosa 'Amazone' sits within the genus Phlomoides and the mint family, Lamiaceae, and is marketed under the common name Sage-leaf mullein. Its floral display runs from June to September, offering a sustained period of colour with purple‑red flowers. When evaluating plants, check nursery labels carefully to ensure the 'Amazone' selection; the cultivar name identifies this particular selection. Observe its habit and flowering through the June–September window to judge scale and placement in a border or bed. Use plant records and supplier information when deciding where to place Phlomis tuberosa 'Amazone' in a UK garden; confirm the cultivar name at purchase so you receive this selection's attributes. For seasonal interest, note the precise flowering period when planning adjacent summer-flowering companions so their display overlaps or staggers as desired. When sourcing, insist on the exact name Phlomis tuberosa 'Amazone' to ensure you obtain this cultivar with its purple‑red blooms and June to September flowering season.
Growing conditions
Best soil and position for Phlomoides
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Dry
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H5
Plant details
Phlomis tuberosa 'Amazone' size, habit and characteristics
- Plant type
- Perennial
- Habit
- Perennial, Shrub
- Foliage
- Sage-like
- Height
- 1.5 m
- Suggested uses
- Border, Rock garden, Drought-tolerant planting
- Native to
- Central Asia, Eastern Europe
Care notes
Pruning and caring for Phlomis tuberosa 'Amazone'
- Cultivation
- Prefers well-drained soil; drought tolerant once established; avoid waterlogging
- Pruning
- Cut back old stems in early spring to encourage fresh growth
- Propagation
- Seed, Semi-ripe cuttings
- Pest resistance
- Generally pest-free
- Disease resistance
- Generally disease-free
Frequently asked questions
How do I grow Phlomis tuberosa 'Amazone'?
Prefers well-drained soil; drought tolerant once established; avoid waterlogging.
Where is the best place to plant Phlomis tuberosa 'Amazone'?
Phlomis tuberosa 'Amazone' prefers full sun. It suits sheltered positions.
What soil does Phlomis tuberosa 'Amazone' need?
Phlomis tuberosa 'Amazone' grows best in loam soil. It prefers neutral soil. Aim for soil that stays dry.
How do I prune Phlomis tuberosa 'Amazone'?
Cut back old stems in early spring to encourage fresh growth.
How big does Phlomis tuberosa 'Amazone' grow?
Phlomis tuberosa 'Amazone' reaches a height of 1.5 m.
Is Phlomis tuberosa 'Amazone' hardy in the UK?
Phlomis tuberosa 'Amazone' has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.
How do I propagate Phlomis tuberosa 'Amazone'?
Seed, Semi-ripe cuttings.