adjective

too wet and muddy to be easily walked on; marshy.

the shrub grows naturally in boggy ground

marshy,swampy,miry,fenny,mucky,muddy,waterlogged,wet,soggy,sodden,squelchy,oozy,slimy,clogged,spongy,heavy,sloughy,soft,yielding,claggy,mossy,clarty,paludal,uliginose,quaggy