( ( Feed ( ( ( roses ( after ( first ( blooms cycle ) ) ) ) and ) ( then ( ( every ( ( four to ) six ) ) weeks ) ) ) ) . )
(ROOT (S (VP (VB Feed) (S (S (NP (NNS roses)) (PP (IN after) (NP (JJ first) (NNS blooms) (NN cycle)))) (CC and) (S (NP (RB then)) (NP (QP (DT every) (CD four) (TO to) (CD six)) (NNS weeks))))) (. .)))
Feed roses after first blooms cycle and then every four to six weeks.
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (QP (CD four) (TO to) (CD six)) (NNS weeks)) (SBAR (S (VP (VBP are) (PP (IN in) (NP (NP (DT the) (NN life) (NN cycle)) (PP (IN of) (NP (NNS ladybugs)))))))))) (. .)))