The description of the seeds and pods sounds right. If you're trying to post a photo, make it smaller before posting
I await with interest, I dug up and de-weeded mine in spring, they're flowering well atm
a photo would show what you've got there.
It's usually centipedes in my bathroom, along with assorted spiders
spray against what?
Nothing to lose, but a strong healthy growing plant is necessary for cuttings
I'm with Hosta.
It's half dead. Not the best material for cuttings
I would say campanula plus a probable weed
if you can't find it with a Google search for Osteospermum 'Happy Philip', it's probably the wrong name.
I think google would have brought it up with your small spelling error of osteospermum