Apple Rootstock Info: G.935

Characteristic Detail Description
Rootstock G.935

G.935 is a 1976 cross of Ottawa 3 and Robusta 5. Size is reported to be slightly larger than M.26, but the rootstock has resistance to fire blight and crown rot. It is not resistant to woolly apple aphid. Production efficiency is rated equal to M.9. In the Golden Delicious trial at Rock Springs in 2006, tree size was about 9 percent larger than M.9 and 12 percent smaller than M.26. Production efficiency was not

Apple Rootstock Info: G.11

Characteristic Detail Description
Rootstock G.11

Resulted from a cross of M.26 and Robusta 5 crabapple and introduced in 1993 by the New York State Agricultural Experiment Station, Geneva, NY. G.11 is one of the more vigorous dwarfing rootstocks and produces a tree similar in size to M.26. It is precocious (similar to M.26), moderately resistant to fire blight, moderately susceptible to woolly apple aphid and crown an root rots, and requires trunk support, especially in the early years. It produces

Apple Rootstock Info: G.214

Characteristic Detail Description
Rootstock G.214 Geneva 214 (G.214) is a cross of Robusta 5 x Ottawa 3 and tested as CG.4214. Trees on this rootstock will need to be supported and produce a tree about 30-35% size of seedling with vigor and precocity similar to M.9 Nic.29 and M.26. Trees are more productive than those rootstocks and have good cold hardiness, and are resistant to fire blight, Phytophthora root rot and wooly apple aphid. Source:
Synonyms Geneva 214

Apple Rootstock Info: G.210

Characteristic Detail Description
Rootstock G.210

G.210 is a semidwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytopthora spp.). It is a hybrid from a cross between  and is larger than Ottawa 3 but smaller than Robusta 5. It is similar in size to Malling 7 but more productive and precocious.

Synonyms Geneva 210
Origin Ottawa 3 and Robusta 5
Availability Trial
Tree Size 60-65%
Precocity Early
Winter Hardiness Hardy
Suckering Low
Tree Support Needed Yes

Apple Rootstock Info: G.16

Characteristic Detail Description
Rootstock G.16

Resulted from a cross between Ottawa 3 and Malus floribunda and introduced by the New York State Agricultural Experiment Station, Geneva, NY.  G.16 is a dwarfing rootstock and produces a tree similar in size to M.9. It is very precocious and has productivity similar to M.9, and requires full tree support. It is highly resistant to fire blight, quite resistant to crown and root rots, but susceptible to woolly apple aphid. G.16 is hypersensitive to

Apple Rootstock Characteristics and Descriptions

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Dwarfing Rootstocks Semi-Dwarfing Rootstocks Standard Size Rootstocks
B.9 B.118 Antonovka 313
G.16 B.490 MM.111 EMLA
B.10 G.202 P.18
G.214 G.11 Seedling
G.41 G.210
G.65 G.30
G.935 G.890
M.27 G.969
M.9 J-TE-H
Mark M.4
Ottawa 3 M.27, M.9 (interstem)/
MM.106 rootstock
P.2 M.27,M.9(interstem)/
MM.111 rootstock
P.22 M.26
Supporter 1 M.7 EMLA
Supporter 4 MM.106 EMLA
V.3 V.1