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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
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.
Other common names
eastern hemlock common hemlock
Canada hemlock spruce hemlock white hemlock
Tsuga are evergreen trees, broadly conical in habit, with a drooping leading shoot,linear leaves which are white beneath, and small ovoid cones
T. canadensis is a vigorous, broadly conical evergreen tree to 25m tall, with deeply furrowed, purplish-grey bark andshort, dark green, needle-like leaves, white beneath, borne in two ranks on slender shoots forming flat sprays of foliage; ovoid brown cones 2cm long ripen in autumn
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
Aspect South-facing or East-facing or West-facing
MoistureMoist but well-drained, Well-drained
Higher than 12 metres
Time to ultimate height
Grow in humus-rich moist but well-drained acid to slightly alkaline soil in full sun or part shade, with shelter from cold, drying winds; very shade tolerant
Propagate by seed in containers in a cold frame in spring; root semi-ripe cuttings in late summer or early autumn
Suggested planting locations and garden types
Pruning No pruning required
Pests Generally trouble free
May be subject to butt rot fungus and root rot fungus
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
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.