they need to be planted 6 inches apart, since they grow quite large.
1	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	5	nsubj:pass	5:nsubj:pass	Discourse=elaboration-additional:98->95:2|Entity=(74-plant-giv:inact-cf1-1-ana)
2	need	need	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	0:root	_
3	to	to	PART	TO	_	5	mark	5:mark	_
4	be	be	AUX	VB	VerbForm=Inf	5	aux:pass	5:aux:pass	_
5	planted	plant	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	xcomp	2:xcomp	_
6	6	6	NUM	CD	NumForm=Digit|NumType=Card	7	nummod	7:nummod	Entity=(87-abstract-giv:inact-cf2-2-coref
7	inches	inch	NOUN	NNS	Number=Plur	8	obl:npmod	8:obl:npmod	Entity=87)
8	apart	apart	ADV	RB	Degree=Pos	5	advmod	5:advmod	SpaceAfter=No
9	,	,	PUNCT	,	_	12	punct	12:punct	_
10	since	since	SCONJ	IN	_	12	mark	12:mark	Discourse=explanation-justify:99->98:0
11	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	12	nsubj	12:nsubj|14:nsubj:xsubj	Entity=(74-plant-giv:act-cf1-1-ana)
12	grow	grow	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	advcl	5:advcl:since	_
13	quite	quite	ADV	RB	_	14	advmod	14:advmod	_
14	large	large	ADJ	JJ	Degree=Pos	12	xcomp	12:xcomp	SpaceAfter=No
15	.	.	PUNCT	.	_	2	punct	2:punct	_
