( ( ( ( About ( once a ) ) month ) ( ( ( ( a ( new BREED ) ) ( of dog ) ) ( starting ( sprouting out ) ) ) ( of him ) ) ) . )
(ROOT (NP (NP (QP (RB About) (RB once) (DT a)) (NN month)) (NP (NP (DT a) (JJ new) (NN BREED)) (PP (IN of) (NP (NN dog))) (VP (VBG starting) (S (VP (VBG sprouting) (PRT (RP out))))) (PP (IN of) (NP (PRP him)))) (. .)))
About once a month a  new BREED of dog starting sprouting out of him.
(ROOT (S (NP (NNP New) (NNS plants)) (VP (VBP start) (S (VP (VBG sprouting) (PP (ADVP (NP (CD two) (NNS months)) (RBR later)) (IN after) (NP (DT a) (NN forest) (NN fire)))))) (. .)))