Rootstocks
Young plant liners in this category, produced in‑house via tissue culture to support consistency and reliable scheduling.
Juglans RX1 (US PP#20649P3)
RX1 is a clonal walnut rootstock, a hybrid of Juglans microcarpa and Juglans regia, known for its excellent resistance to Phytophthora, a soil-borne pathogen that causes root and crown rot. This makes it an ideal choice for orchards with high disease pressure. RX1 also provides moderate vigor, promoting healthy tree growth while supporting good yields. It performs well in a variety of soil types, particularly in well-drained soils, and is compatible with a range of English walnut varieties. Its combination of disease resistance, adaptability, and consistent performance makes it a valuable rootstock for commercial walnut growers looking to enhance orchard longevity and productivity.
Juglans Vlach
Vlach is a vigorous clonal walnut rootstock, widely recognized for its strong resistance to Phytophthora root and crown rot, making it an excellent choice for orchards facing disease challenges. A hybrid of Juglans hindsii and Juglans regia, Vlach provides robust growth and enhances productivity in English walnut varieties. It performs exceptionally well in well-drained soils but can also tolerate some heavier soil conditions. In addition to its disease resistance, Vlach is known for its ability to support early bearing and high yields, making it a preferred choice for commercial walnut orchards focused on maximizing tree health and long-term productivity.
Juglans VX211 (US PP#21179P3)
VX211 is a vigorous hybrid walnut rootstock (Juglans hindsii x Juglans regia) prized for its resilience, adaptability, and strong disease resistance, especially to Phytophthora root and crown rot. It also shows excellent tolerance to root lesion nematodes, making it a reliable choice for orchards with nematode pressure. With a robust root system, broad scion compatibility, and adaptability to many soil types - including heavier soils - VX211 supports uniform growth and productive orchard establishment.
Pear OHxF-87
OHxF 87 is a semi-dwarfing pear rootstock valued for its strong vigor, hardiness, and reliable orchard performance. It promotes early and consistent fruit production while maintaining good tree size control for efficient management. OHxF 87 offers excellent resistance to fire blight and tolerance to common soil-borne issues, making it well suited to a wide range of growing conditions. Its combination of durability, productivity, and ease of establishment makes it a dependable choice for commercial pear orchards and high-density plantings.
Pear OHxF-97
OHxF 97 is a vigorous pear rootstock known for its strong disease resistance and ability to produce upright, well-anchored trees. It supports high productivity and is compatible with both European and Asian pear scions. OHxF 97 offers good resistance to fire blight and pear decline while adapting well to a wide range of soil conditions. Its durability, vigor, and consistent performance make it a reliable choice for traditional pear orchard systems seeking robust growth and dependable yields.
Prunus Atlas - Almond/Peach/Nectarine Rootstock
Prunus ‘Atlas’ is a vigorous hybrid rootstock, primarily used for peach, nectarine, and almond orchards. It is known for its strong resistance to root-knot nematodes and its ability to thrive in a variety of soil conditions, including sandy and well-drained soils. ‘Atlas’ offers high tree vigor, excellent anchorage, and drought tolerance, making it a reliable choice for orchards in arid climates. Its ability to support large, productive trees makes it popular for high-yield commercial production.
Prunus Brokforest - Cherry Rootstock
Prunus ‘Brokforest’ is a versatile cherry rootstock, valued for its adaptability to a wide variety of soil types, particularly heavier soils. It offers moderate vigor and good disease resistance, especially against root-knot nematodes and crown gall. ‘Brokforest’ promotes stable growth and consistent yields, making it a reliable choice for cherry orchards seeking to optimize tree health and productivity across different climates.
Prunus Colt - Cherry Rootstock
Prunus ‘Colt’ is a vigorous, semi-dwarfing cherry rootstock known for its excellent adaptability to different soil types, including heavy or wet soils. It provides good tree vigor and supports consistent, early fruit production. ‘Colt’ is particularly resistant to Phytophthora root rot and other soil-borne diseases, making it a popular choice for both sweet and tart cherry varieties. Its ability to establish quickly and thrive in challenging soil conditions makes it an excellent option for orchardists looking for a reliable, productive rootstock.
Prunus Controller 6 - Almond/Peach/Nectarine Rootstock
Controller 6 is a dwarfing, clonal peach rootstock that provides effective size control, reduces pruning wood, and less suckering than other popular rootstocks, reducing maintenance needs. Trees on Controller® 6 are highly productive for their size, allowing higher planting densities and improved cropping efficiency, making it a cost-effective option for commercial orchards seeking early and reliable yields.
Prunus Gisela12® - Cherry Rootstock
Prunus ‘Gisela 12’ is a semi-dwarfing cherry rootstock that offers excellent vigor control, making it a popular choice for high-density cherry orchards. It provides good fruit size and early yields, while also improving tree structure for ease of harvest. ‘Gisela 12’ performs well in a variety of soil types and has good disease resistance, particularly to Phytophthora. It supports healthy, productive trees that produce consistent yields in commercial cherry production.
Prunus Gisela6® - Cherry Rootstock
Prunus ‘Gisela 6’ is a widely used semi-dwarfing cherry rootstock known for its moderate vigor and early fruit production. It is ideal for high-density plantings and offers a balance between manageable tree size and strong productivity. ‘Gisela 6’ improves fruit size and quality, and it is particularly well-suited to orchards that require efficient, high-yielding trees. It adapts well to a range of soil conditions and is resistant to root diseases, making it a reliable choice for commercial cherry orchards.
Prunus Hansen - Almond/Peach/Nectarine Rootstock
Prunus ‘Hansen’ is a hybrid almond-peach rootstock widely used for almond and peach trees. It is known for its high vigor, early bearing, and excellent adaptability to well-drained soils. ‘Hansen’ has strong resistance to root-knot nematodes and is particularly suitable for areas with low water availability due to its drought tolerance. This rootstock supports robust tree growth and high yields, making it a preferred choice for commercial orchards in warmer climates.
Prunus Krymsk 5 - Cherry Rootstock
Krymsk® 5 is a precocious, semi-vigorous clonal cherry rootstock that complements high-yielding scion varieties. It supports early-bearing, productive trees with strong anchorage and adaptability to a wide range of soil types, including heavier soils, and performs well in both cold and hot, dry climates. Known for its uniformity and broad scion compatibility, Krymsk® 5 is an excellent choice for high-density plantings and efficient commercial orchard systems.
Prunus Krymsk 7 - Cherry Rootstock
Krymsk 7 is a vigorous clonal cherry rootstock from the Krymsk series, notable for its heat tolerance and robust growth. It produces strong, healthy trees with excellent anchorage and adapts well to a variety of soil types, including heavier or less fertile soils. With uniform growth, wide scion compatibility, and reduced suckering, Krymsk 7 is ideal for both standard and high-density orchards, supporting long-term productivity and dependable commercial performance.
Prunus Performer - Cherry Rootstock
Prunus ‘Performer’ is a high-vigor cherry rootstock that thrives in a range of soil conditions, including heavy, poorly drained soils. It is known for its resistance to nematodes and crown gall, promoting healthy, robust cherry trees. ‘Performer’ supports strong growth and early yields, making it an excellent choice for commercial cherry orchards looking for high productivity and adaptability in challenging environments.
Prunus Viking - Almond/Peach/Nectarine Rootstock
Viking is a vigorous, clonal rootstock most commonly used for stone fruit trees such as peach, nectarine, apricot, plum, and almond. It is valued for its strong resistance to soil-borne diseases, especially Phytophthora, and its adaptability to a wide range of soil types and growing conditions. Viking promotes uniform, well-anchored trees with healthy growth, supporting consistent yields and long-term performance in commercial orchards and nursery production.