Help us achieve our goals: make a donation »
General enquiries 020 3176 5800 Mon – Fri | 9am – 5pm
Make a donation
I have forgotten my password
Keep me signed in
Log in
Register for free to receive our newsletters, add comments to blogs/articles and to save content.
See what events are on near you and browse your bookmarked pages.
We have combined these two powerful search tools into a single Find a Plant service searching over 250,000 plant records.
Virtually all of the features of the old searches are still available and in addition we have added several new features to create a more comprehensive and user friendly search experience.
When using this search
Search by plant name, key attributes or both to find plant details and a list of suppliers.
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.
© RHS
Join the RHS today and get 12 months for the price of 9
Other common names rusty foxglove
Family Plantaginaceae
Genus Digitalis can be biennials or usually short-lived perennials forming a rosette of simple leaves with bell-shaped flowers in slender, erect, usually one-sided racemes
Details D. ferruginea is a vigorous biennial or perennial forming a rosette of dark green lance-shaped leaves, with tall racemes of tubular bell-shaped yellow-brown flowers 3.5cm in length in summer
Plant range S Europe
Foliage Semi-evergreen
Habit Columnar/Upright
Toxicity Highly toxic by ingestion
Hardiness
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H6
Full Sun
Partial Shade
Full Shade
Aspect South-facing or North-facing or East-facing or West-facing
Exposure Exposed or Sheltered
Loam
Chalk
Sand
Clay
MoistureWell-drained, Moist but well-drained
SoilLoam, Chalk, Sand, Clay
pHAcid, Alkaline, Neutral
Ultimate height 1-1.5 metres
Ultimate spread 0.1-0.5 metres
Time to ultimate height 2-5 years
Cultivation Will grow in almost any soil or situation except very wet or very dry; ideal site is a humus-rich soil in partial shade. A perennial but often treated as a biennial.
Propagation Propagate by seed sown in pots in a cold frame in late spring or propagate by division in early spring
Suggested planting locations and garden types Flower borders and beds Cottage & Informal Garden
Pruning Cut back main flower spike as it fades to encourage the growth of flowering side shoots
Pests Can get aphids and leaf and bud eelworms
Diseases May be affected by leaf spots and powdery mildew
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
We're a UK charity established to share the best in gardening. We want to enrich everyone's life through plants, and make the UK a greener and more beautiful place.