Lamium galeobdolon 'Florentinum' (v)
yellow archangel 'Florentinum'
A deciduous perennial to about 60cm tall, with creeping stems that forms mats of green leaves strongly marked with silver variegation, the leaves purple-tinged in cold weather. In early summer, flowering stems bear whorls of hooded, yellow flowers in the leaf axils
Synonyms
Lamium galeobdolon subsp. montanum 'Florentinum'Galeobdolon luteum 'Variegatum'
see moreLamium galeobdolon 'Variegatum'
Galeobdolon argentatum
Lamiastrum galeobdolon subsp. argentatum
Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green Grey Silver Variegated | |||
|---|---|---|---|---|
| Summer | Yellow | Green Grey Silver Variegated | ||
| Autumn | Green Grey Silver Variegated | |||
| Winter |
Position
- Full shade
- Partial shade
Aspect
East–facing or North–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H7Botanical details
- Family
- Lamiaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Matforming
- Genus
Lamium can be annuals or, more usually, perennials, with coarsely toothed ovate leaves and 2-lipped, tubular flowers borne in whorls forming a short spike
- Name status
Accepted
How to grow
Cultivation
This plant is listed on Schedule 9 of the UK Wildlife & Countryside Act as an invasive non-native species. Although not banned from sale, it is an offence to plant or cause these to grow in the wild IN ENGLAND AND WALES. Gardeners possessing them should undertake measures to control them. See RHS advice on invasive non-native species for further information
Propagation
See cultivation notes
Suggested planting locations and garden types
- Wildflower meadow
- Wildlife gardens
Pruning
Cut back at the end of the season to tidy up straggly plants
Pests
Generally pest-free
Diseases
Generally disease-free
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.