May 31, 2018 / Vancouver, British Columbia - Clean Seed Capital Group Ltd. (TSX-V: CSX) ("Clean Seed" or the "Company") is pleased to announce that further to the Company's February 7, 2018, October 11, 2017 and October 4, 2017 news releases, the Company has formally been granted its individual point, high resolution, multiple variable rate metering innovation patents in Ukraine, China and Australia.

Graeme Lempriere, Chief Executive Officer of Clean Seed, states: "Clean Seed continues to make great strides in our global patent portfolio expansion and we look forward to maintaining our consistent momentum."

Clean Seed granted 200,000 options to a consultant, 37,500 options to an officer and 100,000 options to a director, all during April 2018. The options granted are exercisable from $0.44 to $0.50 per share. All options granted are exercisable for a term of five years.

About Clean Seed Capital Group Ltd.

The common shares of Clean Seed Capital Group Ltd. are listed on the TSX Venture Exchange and trade under the symbol "CSX".

We are a team of innovators and business management professionals with a proven track record of game changing innovation and production of patented agricultural technologies at an incredibly high level. We pride ourselves as progress facilitators that quickly turn viable concepts and ideas into commercially viable products that can fulfill demand.

The CX-6 SMART Seeder(TM) is commercially available at over 30 leading agricultural equipment outlets in Western Canada and United States and we are proudly delivering SMART Seeder(TM) technology into the hands of large scale farming operations.

For further information please contact Clean Seed at 604-566-9895 and visit our website at http://www.cleanseedcapital.com .

ON BEHALF OF THE BOARD

"Graeme Lempriere"

President, CEO

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this news release .

This press release is not an offer or a solicitation of an offer of securities for sale in the United States. The common shares of Clean Seed Capital Group Ltd. have not been and will not be registered under the U.S. Securities Act of 1933, as amended, and may not be offered or sold in the United States absent registration or an applicable exemption from registration.

CAUTIONARY STATEMENT REGARDING FORWARD-LOOKING INFORMATION:

This news release includes certain "forward-looking statements" as defined under applicable Canadian securities legislation. Forward-looking statements herein include, but are not limited to, statements with respect to the future ability of the Company to utilize its patents, defend its patents if challenged or enforce its patents if another party were to infringe. Forward-looking statements are necessarily based upon a number of estimates and assumptions that, while considered reasonable, are subject to known and unknown risks, uncertainties, and other factors which may cause the actual results and future events to differ materially from those expressed or implied by such forward-looking statements. There can be no assurance that such statements will prove to be accurate, as actual results and future events could differ materially from those anticipated in such statements. Accordingly, there is no assurance that the Company will utilize its patents, successfully defend its patents if challenged or enforce its patents if another party were to infringe as outlined herein; and readers should not place undue reliance on forward-looking statements. Clean Seed disclaims any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise, except as required by law.