Document and Entity Information	9 Months Ended
	Aug. 31, 2013	Oct. 04, 2013
Document and Entity Information
Entity Registrant Name	GRIFFIN LAND & NURSERIES INC
Entity Central Index Key	0001037390
Document Type	10-Q
Document Period End Date	Aug. 31, 2013
Amendment Flag	false
Current Fiscal Year End Date	--11-30
Entity Current Reporting Status	Yes
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		5,146,366
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q3