Cherry Rootstocks
Mazzard (Prunus avium)
- Used worldwide and adaptable to a wide range of soil and environmental conditions
- Vigorous but can be maintained at 10-12 feet
- Not precocious unless vigorously trained
Mahaleb (Prunus mahaleb)
- Vigorous rootstock used worldwide
- Can be precocious and is more winter hardy than Mazzard
- Has good drought tolerance but incompatible with some varieties
Gisela®5
Gisela®6
Gisela®12
Krymsk®6
Apple Rootstocks
Geneva®30 (G30)
- A fire blight resistant M7 size tree from Cornell University
- It is precocious and needs support
Geneva® 'G.41'
Geneva® 'G.11'
Geneva® 'G.935'
Geneva® 'G.890'
Coming Soon: Geneva® 'G.214' and Geneva® 'G.210'
T337
- A M9 sub clone from the Netherland
- Only slightly less vigorous than M9 and resistant to collar rot
Budagovsky 118 (B118)
- A 60-80% of standard size tree that needs no support
- It is very winter hardy
Budagovsky 9 (B9)
- Dwarfing rootstock with very good cold hardiness and some fire blight resistance
- Needs support and can produce early
- Resists collar rot and scab
Nicolai 29 (Nic 29) U.S.P.P. applied for
- Most vigorous of the Nicolai series
- Precocious
- Slightly larger than M9 and needs support
- A sub clone of M9 from Belgium
Vineland 1 (V.1)
- A fire blight resistant rootstock from Ontario, Canada
- Usually more vigorous than M26 and very winter hardy, more so than B9
Malling 7 (M7)
- A semi dwarf root about 5-10% larger than M26
- Root suckers are the main detractor
- In most soils tree support is a good idea, particularly in new plantings
- This rootstock is winter hardy and adapts to a wide range of soils and management styles
Malling 26 EMLA(M26)
- Standard semi dwarf rootstock, widely planted where more vigor is required
- Precocious but fire blight susceptible
- This is a good rootstock for medium density orchards with lower vigor scions
- A clone of EMLA 26, M26 Adult, is a European selection that has fewer burr knots but other growth characteristics are the same
Malling-Merton 106
- Rootstock with good anchorage and fair precocity
- A little smaller than M7 but doesn't sucker
- Winter hardy and resistant to woolly aphid
- Sensitive to fire blight
- Susceptability to collar rot requires some management
Malling-Merton 111 (MM111)
- Produces trees 60-80% of standard depending on scion vigor
- Doesn't need support and produces well
- This rootstock is somewhat drought tolerant
