H
Hawthorn, Crataegus X, monogyna, laevigata
Today I am writing the plant monograph of my favourite tree, the hawthorn, Crataegus monogyna and laevigata. I know this is actually a shrub, but the hawthorns I remember the…

Read more
Horse chestnut, common, Aesculus hippocastanum
In the Netherlands, where I originally come from, cardiovascular diseases are the number 2 cause of death. In many Western countries it will be no different. Nature has given us…

Read more
Horsetail, Equisetum arvense
When I was young, horsetail, Equisetum arvense, intrigued me big time. I would look at the internodes of the twigs for ages. This plant looked like a construction kit! My…

Read more
Jerusalem artichoke, Helianthus tuberosus
Jerusalem artichoke, Helianthus tuberosus, is also known here in the Netherlands as a so-called forgotten vegetable. To me, that's funny, because this plant came to us from North America and…

Read more
Self-heal, Prunella vulgaris
A great plant that I often fail to find in herb books is the common selfheal, Prunella vulgaris. Weird, considering this plant that is also called heal-all. Maybe it's because…

Read more
St John’s wort, Hypericum perforatum
St. John's wort, Hypericum perforatum, may not be a plant you immediately think of in winter. This plant is pre-eminently associated with summer and St. John's festivities in June, the…

Read more