Estimating tree crown size

There is a very good relationship between a tree’s stem diameter and its crown diameter. This can be used in many different ways by foresters, arboriculturists and landscape planners to plan and model tree growth and … Read More

Walnut: as intricate as an opium dream

“Walnut is without the question the most beautiful wood on earth, ranging from the colour of honey to the rich depth of chocolate-brown, often marked with smoky swirls and streaks of pigment from dark brown to black. The grain can be perfectly straight, elegantly swept, or a festival of waves, curls, mottles and motes, sunburst… Read More

Tree wound occlusion

The ability of a tree to heal itself quickly following pruning is important as it reduces the risk of infection, reduces the impact on tree growth, and improves the quality of its timber. I’ve written previously about how to prune a tree and if you follow these guidelines correctly, the tree will be able to… Read More

Walnut expedition – mission complete

I undertook an expedition to Kyrgyzstan in 1997 to collect walnut seeds from the wild walnut-fruit forests. Following our last day collecting walnut seeds in the mountains near the spectacular Sary Chalek lake (see post) we travelled back to the capital Bishkek via a three hour jeep journey, first through the mountains on dirt tracks… Read More

A champion walnut tree

The rushing of the mountain river, whose banks we cooked on last night, soothed me to sleep. I woke up to another beautiful sunny day; the sun striking the steep mountainside beyond the river. Its glowing red rock is covered here and there in junipers, walnuts and scrub. Our ‘guesthouse’ is bizarre. It is quite nicely built but had no glass in its windows and has no running water … Read More