There are a number of plants suitable for screening a road.To name a few conifers and other evergreen plants can be used.However to achieve the required height you often have to consider spacing to allow them to spread.
If you have restricted space then bamboo is a good idea it will grow quickly and you can pick the species to match the required height you need to achieve.Its an evergreen and forms a solid barrier which often helps to reduce the traffic sound from a road. One of the best screening bamboos is Pseudosasa japonica.
If you wish to start gardening or get more out of your gardening then Sign Up for our Free 14 Day Trial of our MyGardenTeam Service.This service provides you with your very own Gardening expert from the GardenAdvice staff,that are trained to assist you with achieving your ultimate gardening dreams.The service includes advice,online diaries,calendars and even garden advisor visits if you need them. For further information: Click Here