Frog Blog...

I was interested to read in a recent edition of British Wildlife Magazine about a new treatment for knotweed.

We invented this method for ourselves in a quite casual way about 5 years ago, and, after initial success, have continued and found it extremely effective.

It wa...

I’m sitting in a Polish farmhouse, watching the rain fall outside. A tree creeper is working his way busily up the furrowed trunk of a big horse chestnut just outside the window, probing his long curved beak into every crevice. He moves quickly, as if he is trying to d...

Tree surgery adviceI thought it might be useful this time to describe some of the commonly used tree pruning techniques and the terminology used by tree surgeons. Most people with gardens in this area will find they have to employ a tree surgeon at some time, and this...

For several years now we have been experimenting with mycorrhizal innovation of new tree plantings.It has been so successful , that since 2004 we have made a practice of adding a spoonful of dry mycorrhizal spores to rootball of every new tree we plant. It is, of cours...

If the "footprint " of your house is - say - 120 square meters (a small house), then in an average year 95 cubic meters , that is 95 tons, of water in the form of rain or snow falls on the roof , and is channelled by the gutters into drains. What a waste. Just think ho...

The vine weevil was recently given the dubious distinction of no.1 garden pest in S.E England, and the rapid spread of this newly arrived alien species continues. Fortunately, there is a very good organic treatment available, which can be watered onto the soil in most...

A new and very annoying fungal infection has been striking Busy Lizzies (Impatiens) all over Hampstead. It starts as a tiny bit of white fluff on the leaves and leaf stalks, and quickly causes wilting and loss of all or most leaves and flowers. It spreads out from one...

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Noel Brock

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Company Registered in England and Wales No. 6058668 Registered Office: 305 Finchley Road London NW3 6DT

Frognal Gardens

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