...think big fat fruit polos with the lovely green of the potato foliage 8)..yep I'd say paint them....red...yellow...blue...?? And your daughter would LOVE to do it, I bet 8)
I've screened my garden Dalek tho, by erecting a screen of cut to length pieces of cane in a wide trellis & covered it with Wilkos chicken wire. Gonna grow stuff up it, but that's its permanent position, tho...mentioned it cos it might spark off some ideas for you :-\
Oh, and welcome!..almost forgot to say that, wot with thorts of Fruit Polos anorl ::)