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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.
© RHS 2000
the RHS today and get 12 months for the price of 9
Other common names
western hemlock Alaskan pine
Californian hemlock western hemlock spruce
Tsuga are evergreen trees, broadly conical in habit, with a drooping leading shoot,linear leaves which are white beneath, and small ovoid cones
T. heterophylla is a vigorous large evergreen tree to 30m or more, conical in habit, with elegantly spreading branches bearing short, flattened, dark green needles striped white beneath. Ovoid cones are 2.5cm in length
Western N America
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 North-facing or West-facing or East-facing
MoistureMoist but well-drained
SoilChalk, Clay, Sand, Loam
pHAcid, Alkaline, Neutral
Higher than 12 metres
wider than 8 metres
Time to ultimate height
Grow in moist but well-drained soil. Good specimen tree. Shade tolerant but requires protection from wind
Propagate by seed or semi-hardwood cutings
Suggested planting locations and garden types
Pruning No pruning required
Pests Generally pest free
Generally disease free
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.