LAST week Amy wanted advice on removing the dead flowers from her rhododendron
The last two years have seen snow damage to the rhododendrons
with branches being snapped off.
Kate Williamson and Rhys Owen, both of Snowdonia National Park Authority, outline the plant's threat to local biodiversity - and how the process of stem injection is being used to tackle the rhododendron
GARDENERS are being invited to a free rhododendron
Nowadays, the deciduous azalea is grouped with all other Rhododendrons
but as a section called Deciduous Hybrid Azaleas, with all those brilliant yellows and oranges that are often so highly scented.
flowers that have passed over, so their energy is not wasted in the production of seed.
, the leaves tend to blacken and die back.
I went on a blustery Tuesday, primarily to see the rhododendrons
Adding to Californians' fears (along with those of horticulturists, plant pathologists, and foresters around the world) was an announcement in January that a disease on rhododendron
nursery stock in Santa Cruz County--and a disease on rhododendrons
in Germany and The Netherlands--was none other than sudden oak death.
When Sir Joseph Hooker was collecting rhododendron
seed in the Himalayas 150 years ago, he remarked that above 12,000 feet in Darjeeling, about three-quarters of all plants were rhododendrons
are among the most ancient flowering plants in the world, surviving as everything from ground-hugging miniatures on the highest mountains, to neat shrubs on islands, and towering trees in wilderness forests.
A SCOTS firm is exporting rhododendrons