Yes, CHICORIES is a Scrabble word!

Letter values in Scrabble US: C 3, H 4, I 1, C 3, O 1, R 1, I 1, E 1, S 1.

Is it a valid word?

CHICORIES is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

the dried root of the chicory plant: used as a coffee substitute
perennial Old World herb having rayed flower heads with blue florets cultivated for its root and its heads of crisp edible leaves used in salads
root of the chicory plant roasted and ground to substitute for or adulterate coffee
crisp spiky leaves with somewhat bitter taste

Also: chicory root, chicory plant, cichorium intybus, curly endive.