HEXO Corp. — Capital/Financing Update 2021

May 25, 2021

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DLA Piper (Canada) LLP

Suite 6000, 1 First Canadian Place PO Box 367, 100 King St W Toronto ON M5X 1E2 www.dlapiper.com DLA Piper (Canada) LLP

T 416.365.3500 F 416.365.7886

May 25, 2021

VIA SEDAR

Ontario Securities Commission British Columbia Securities Commission Alberta Securities Commission Financial and Consumer Affairs Authority of Saskatchewan Manitoba Securities Commission Autorité des marchés financiers New Brunswick Financial and Consumer Services Commission Nova Scotia Securities Commission Office of the Superintendent of Securities, Prince Edward Island Office of the Superintendent of Securities, Service Newfoundland and Labrador Office of the Superintendent of Securities, Government of the Northwest Territories Nunavut Securities Office, Government of Nunavut Office of the Superintendent of Securities, Government of Yukon

Dear Sirs/Mesdames:

Re: HEXO Corp. - Amended and Restated Short Form Base Shelf Prospectus dated May 25, 2021, Amending and Restating the Short Form Base Shelf Prospectus dated May 7, 2021

We refer to the amended and restated short form base shelf prospectus (the “ Prospectus ”) of HEXO Corp. (the “ Corporation ”) dated May 25, 2021, amending and restating the (final) short form base shelf prospectus of the Corporation dated May 7, 2021 and relating to the issue of up to $700,000,000 of common shares, warrants, subscription receipts and units of the Corporation.

We hereby consent to the references to our name on page iii of the Prospectus and under the heading “Legal Matters”.

We confirm that we have read the Prospectus and that we have no reason to believe that there are any misrepresentations in the information contained in the Prospectus that are derived from our opinions in the Prospectus or that are within our knowledge as a result of the services we performed in the preparation of the Prospectus.

Sincerely,

DLA Piper (Canada) LLP

(signed) “DLA Piper (Canada) LLP”