The RHS have used this product for over 10 years and found plants established better with more vigour, have better root systems and better able to cope with drought. Colin Crosbie Garden Curator at RHS Garden Wisley. "For a number of years we have been using rootgrow for tree planting. We consider the rapid establishment of the mycorrhizal fungi as essential for healthier trees. So far we’ve had nothing but success”. 150g pack
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Empathy RHS Rootgrow is a first class, organic fertiliser: the first product of its kind to be licensed by the Royal Horticultural Society. It contains Mycorrhizal Fungi which is a “living” product that will have benefits for a treated plant its entire life. Please Note rootgrow™ is not effective for the following plants: Rhododendrons, Azaleas, Cranberries, Blueberries, Heathers and the Brassica family – (rootgrow™ can be used on all other ‘ericaceous’ plants).