Tamsin Hope Thomson

3 weeks ago | gardenersworld.com | Tamsin Hope Thomson

Cut back the plant first to allow water into the crown of the plant. This method is often used on weeds growing in-between paving stones. It does kill the top of the plant but may not always reach the roots, especially with weeds that have long tap-roots, such as dandelions. Expert’s opinion"It's a very good method, but it uses a lot of energy, which is not good for the environment. What I use is waste water from cooking, so once I've drained my potatoes I rush out and use the water on my patio.