Please contact us for current availability Martinez Orchards, Inc. Location Maps All materials are in California's Registration and Certificate Program. For more information visit: Foundation Plant Materials Service
	Rootstock	Common Name	Parentage	Comments*
	Rupestris du Lot	Saint George	V. rupestris	"high vigor, poor nematode resistance, performs well in deep dry farmed soils"
	Millardet et De Grasset 101-14	101-14	V. riparia x V.rupestris	"moderate vigor, moderate nematode resistance, more vigorous than 3309C in fertile soils"
	Couderc 3309	3309C	V. riparia x V.rupestris	"moderate vigor, very susceptible to root-knot & dagger nematode, poor drought tolerance, sensitive to scions with latent viruses"
	Malegue 44-53	44-53	V.riparia x (V.cordifolia x V.rupestris)	"moderate vigor, good nematode resistance, not drought tolerant, suitable for high magnesium soils"
	Richter 110	110R	V.berlandieri x V.rupestris	"high vigor, root knot & dagger nematode susceptible, well suited for hillsides or dry farmed sites"
	Richter 99	99R	V.berlandieri x V.rupestris	very similar to 110R
	Ruggeri 140	140R	V.berlandieri x V.rupestris	"high vigor, moderate nematode tolerance, suitable for shallow drought-prone soils, good lime tolerance"
	Paulsen 1103	1103P	V.berlandieri x V.rupestris	"high vigor, root knot & dagger nematode susceptible, more drought tolerant than 110R, high lime tolerance"
	Teleki 5C	5C	V.berlandieri x V.riparia	"moderate/high vigor, broad nematode resistance, good lime tolerance, performs well in fertile well irrigated soils"
	Oppenheim #4	S04	V.berlandieri x V.riparia	performs similarly to 5C
	Millardet et de Grasset 420A	420A	V.berlandieri x V.riparia	"low vigor, nematode resistance not well documented, susceptible to potassium deficiency, good lime tolerance, poor drought tolerance"
	VR 039-16	039-16	V.vinifera x V.rotundifolia	Only recommended for sites with know fanleaf degeneration
	* Comments are taken from "FPMS Grape Rootstock Flashcards"
back to the top	Home | Wine Varieties | About Us Please contact us for current availability. Martinez Orchards, Inc. 4570 Putah Creek Road Winters, CA 95694 Telephone: 530-795-0859 Fax: 530-795-5260 Copyright © 1999 Martinez Orchards, Inc.