Posted: 21/02/2014 at 11:38
Get a pair of those body exfoliating gloves from the shower gel section in your supermarket (only £1). Wear them over a pair of rubber washing up gloves, dip your hands into your glysophate weed killer. Rub the weed killer into the horsetail foliage. You need the horsetail to be growing quite strongly before putting the weed killer onto it.
Horsetail will just grow up through a raised bed