First year at brt 1996-1997. Question by globalwafarer: What’s the best way to ripen partially red tomatoes? It seems rain may be coming before my tomatoes have a chance to fully vine-ripen. Last year my tomatoes split quite a bit after the first rain. I know of the brown bag (with apple n it) technique, but that does not seem to fully do the trick. Any good ideas? Best answer: Answer by jmadSet them in an east facing window. The sunlight is what causes them to turn red. That’s what my grandparents and parents always… Read Article →