Artificial/ real flowers/plants (Doddinghurst CM15)

Hi everyone I have been trying to clear up a local graveyard where we have a family grave and I’m shocked not only by the state of the landscape but also by the lack of colour on each grave especially as so many of the graves are for war heroes who gave their life for a cause please if you can assist me with anything i will appreciate your support ps also desperate for a petrol strimmer as I’m doing all this with a battery powered one