root·​stock | \ ˈrüt-ˌstäk How to pronounce rootstock (audio) , ˈru̇t- \

Definition of rootstock

1 : a rhizomatous underground part of a plant
2 : a stock for grafting consisting of a root or a piece of root broadly : stock sense 7b

Examples of rootstock in a Sentence

Recent Examples on the Web Volunteers showed how to graft scions onto rootstock and answered questions about propagation. oregonlive, "After Home Orchard Society ends 45-year run, volunteers step in to help food growers," 14 Dec. 2020 Bare root fruit trees are made of two parts — fruiting wood grafted onto a rootstock. Nan Sterman, San Diego Union-Tribune, "7 things to take care of in the garden in November," 7 Nov. 2020 The vigor and size of your trees are a function of the site and soil factors, the cultivar itself as well as the rootstock and management practices like watering and fertilization. oregonlive, "How to get rid of aphids on milkweed? Ask an expert," 20 Sep. 2020 Virtually all vines of that era were killed by phylloxera, a grape louse that spread in the 1980s, but Volker Eisele’s were among the rare plants that had been grafted onto phylloxera-resistant St. George rootstock. Esther Mobley,, "Some of Napa's oldest Cabernet vines destroyed in Hennessey Fire," 4 Sep. 2020 The rootstock is chosen for its disease resistance and the scion or above-ground part of the plant is chosen for its foliage and fruit. oregonlive, "It’s tomato time in Oregon: Tips for ripening, picking and preserving your harvest," 28 Aug. 2020 Relentless breeding of stronger rootstocks means U.S. pistachio saplings can grow to fruition in 4 years, rather than 7 to 10. Marc Champion,, "The U.S.-Iran Pistachio War Is Heating Up," 10 May 2020 Due to the graft between the rootstock (in the soil), and the scion plant (above the graft), that area is susceptible to cold injury. oregonlive, "Will whatever is causing this waterfall of sap spread to other trees? Ask an expert," 23 Nov. 2019 Last spring, Forward planted 400 apple trees down the road from the horse barn — rootstock, so production is a ways off. Kathy Flanigan, Milwaukee Journal Sentinel, "Dry hard ciders used to be the rage in Wisconsin. A new cider maker wants to bring that back," 17 Mar. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rootstock.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of rootstock

1832, in the meaning defined at sense 1

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The first known use of rootstock was in 1832

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Last Updated

23 Dec 2020

Cite this Entry

“Rootstock.” Dictionary, Merriam-Webster, Accessed 15 Jan. 2021.

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