As a case in point, look at what is happening to purslane, a rather common garden weed.
Escaped raspberries frequently appear as garden weeds, spread by seeds found in bird droppings.
He also investigated the ecology of garden weeds and of dune plants.
It can be found throughout the world as an introduced species and sometimes a garden weed.
Immunotherapy research suggests that treatment using Euphorbia peplus, a common garden weed, may be effective.
We toss all our grass clippings, garden weeds and vegetable parings on it.
They should be fed several times a day with clover, dandelions and garden weeds (check first as a few are harmful).
It prefers bare, damp ground and in the UK it can be seen as a persistent garden weed.
Frequent hoeing when the leeks are young is a good idea anyway, because the slender seedlings don't compete well with common garden weeds.
This was Singer's solution to the problem that arises when attempting to determine the interests of a non-sentient entity such as a garden weed.