<H1>Annual bluegrass</H1> <P><UL> <LI><H2>Winter annual </H2> </UL><UL> <LI><H2>Germinates late summer-fall at soil temperatures around 70 F. </H2> </UL><UL> <LI><H2>Second germination flush in mid- to late-winter</H2> </UL></P> <P></P> <P>