From the lone Irish yew tree, first discovered growing in Co Fermanagh in the 18th century, whose countless offspring now flourish in gardens all over the world, to the great Irish gardeners, garden makers, planthunters and plantspeople who have made valuable contributions to the world of horticulture, we have many reasons to be proud of our unique gardening tradition. Here are some suitably horticultural ways to celebrate Ireland’s “40 shades of green”.