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October 6, 2026
Tri-Hishtil Grafted Plants | Born in the U.S.A.

Grown in the USA and ready to support growers nationwide.

Tri-Hishtil grafted plants are produced at our Mills River, NC facility and are available for shipment to all 50 states. For growers, grafted plants can help manage soil-borne disease pressure, support stronger plant vigor, improve fruit size and quality, and extend harvest potential.

Start with a stronger foundation for the season ahead.


Tri-Hishtil brings together three pioneers in the agricultural industry from around the world; TriEst Ag Group, Inc. in the USA; Israel-based Hishtil, and Italian-owned and operated SIS/Centro SEIA.

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Tri-Hishtil brings together three pioneers in the agricultural industry from around the world to the Mountains of North Carolina to become a leader in plant grafting. Grafting is a very detailed procedure whereby a growth booster (the rootstock) is combined with a promise (the scion). The actual grafting of vegetables with soft tissue stems is an extremely sensitive process, but results in a strong plant with resistance against specific soil-borne diseases.