GIY Contest Official Rules

For by Ecovative

GIY Design Contest 2023 - Competition


By participating in the contest you are agreeing to these contest terms and conditions.The competition is being run by by Ecovative Design, LLC.

Contest Period

The Grow It Yourself (“GIY”) Design Contest 2023 (the “Contest” or the “Competition”) begins on Monday, July 17th, 2023 at 12:00:01 a.m. Eastern Time (“ET”), and ends on Wedsneday, August 30th, 2013 at 11:59:59 p.m. ET (the “Contest Period”). The Sponsor’s database computer is the official time-keeping device for this Contest. Proof of submission is not proof of receipt.

Eligibility to Enter

The competition is open to entrants over 18 years of age residing in the United States and the European Union. Ecovative Design, LLC employees and associates are excluded from the contest. 

By entering the competition, you confirm that you are eligible to do so and that you are eligible to receive any prizes that may be awarded to you. 

There is a limit of one entry per person or team and the competition is free to register, however materials needed to complete your project will need to be purchased by the registered entrants.

How to Enter

Entrants must complete and submit the official entry form on this page  between 12:00:01 AM (EST) on Monday, July 17th, 2023 and Friday, July 28th, 2023 at 11:59:59 PM (EST) (“Registration Period” or “Entry Period”) 

The entry form requires the entrant to provide a name, choose team or individual entrant, email address, city location, project description and title, how mycelium is the solution and if they have worked with mycelium before.

Entrants will then design and construct their custom growth form or mold and use it to grow a shape from mycelium materials. The entrant does not need to use’s GIY materials and can source elsewhere. 

Projects are available to be submitted from Wednesday, August 23rd, 2023 at 12:00:01 AM (EST) until Wednesday, August 30th, 2023 at 11:59:59 PM (EST) through the provided Dropbox File Request folder.

To submit the finished project, entrants must share images of the growth form, images of the final grown mycelium shape, and a document with the following information: name, team/individual, project title and description, mycelium material used, medium of growth form, and any additional information to the Dropbox File Request folder provided by to those registered for the Contest. A video that explains or demonstrates the project is not required but highly recommend. The entrant is also encouraged to post their finished project to the GIY Mycelium Materials Community Forum.

Entries delivered in person, by mail, by fax, or by any other means will not be accepted. By entering the Competition, entrants acknowledge that they are aware of and agree with by Ecovative, LLC privacy policy located here.


Entries not containing the required information and entries submitted or received after the Entry Period will be disqualified.

The Competition assumes all entries are original and the entrant either owns the work or has permission from a client or other appropriate party to enter the work, with all rights granted therein. In the event that an entrant without such rights submits an entry, the entrant will not be eligible for the Competition. The Competition is not liable for any copyright infringement on the part of any entrant.

Ineligible entries may be disqualified at any phase of the Competition without notification.

Entries that contain pornographic material, propagate “hate” messages, make defamatory statements, or that are otherwise extraordinarily offensive are not eligible.

Entry Fees

There is no fee to register for The Contest. Materials to construct your growth form and mycelium materials may incur costs which the participant is responsible for. 

The Prize

The winning prize will be: Winning GIY Project and designer(s) featured on’s blog, feature on our’s Instagram page, title of GIY Design Contest 2023 Winner, Corvidopolis x Ecovative collab Netted Stinkhorn tshirt, one year supply of GIY material at two bags a month for the individual or team.

The use of specific brands as prizes by by Ecovative Design, LLC does not imply any affiliation with or endorsement of such brands.

The prize is non-transferable and non-exchangeable, and no cash alternatives will be provided.

We reserve the right to substitute prizes of equal or greater value if circumstances beyond our control require doing so. by Ecovative Design, LLC's decision on any aspect of the competition is final and binding, and no correspondence will be entered into about it.


Entrants will be considered for the prize if they registered for the contest and provided all required information for the project submission within the required time frame. Judging will be based on three categories: design, function, and environmental considerations. Each category will be rated on a scale of one to ten and tallied up to make a maximum of thirty points.

Winner Announcement

Three winners/teams will be chosen and notified via the email address provided on Wednesday, September 6th, 2023. by Ecovative Design, LLC will make two attempts to contact the winner via email.

If the winner does not respond to the emails informing them of their win within 14 days of the second email, they forfeit their right to the prize, and by Ecovative Design LLC reserves the right to select and notify a new winner.

Delivery of the Prize

The winner will allow 14 days for the prize to be delivered, each month after they place their order on for their monthly GIY material allotment. Otherwise alternative collection or delivery arrangements can be made through mutual agreement.

Data Protection and Publicity

You agree that any personal information that you provide when entering the competition will be used by by Ecovative Design LLC for the purposes of administering the competition and for the other purposes as specified in our Privacy Policy.

You agree that all materials, photographs, and videos submitted can be used by by Ecovative Design LLC, to promote the winners and be used on by Ecovative Design LLC, marketing materials and channels. 

All entrants may request information on the winning participants by emailing

If requested by by Ecovative Design LLC, the winner agrees to release their first name and place of employment to any other competition participants.

The winner's first name and country of residence will be announced on by Ecovative Design LLC's website and social media channels.

Limitation of Liability by Ecovative Design LLC accepts no liability for any damage, loss, injury, or disappointment suffered by any entrants as a result of participating in the competition or being selected for a prize.

General by Ecovative Design LLC reserves the right, at any time and without prior notice, to cancel the competition or amend these terms and conditions.


For questions or comments related to the GIY Design Contest 2023 put on by by Ecovative, LLC, please contact