I hate that chickweed -- I got that too. It's choked out one of my Hosta's so bad that once I pulled it all out I found one itty bitty tiny weenie hosta leaf about the size of my fingernail!! -- And that was on Fickle Blue Jeans!! grrr...
"Remember this: Whoever sows sparingly will also reap sparingly, and whoever sows generously will also reap generously."
2 Corinthians 9:6