Relative Scion Vigour: High Greenhouse
Rootknot Nematode Resistance: High
Dagger Nematode Resistance: N/A
Root Lesion Nematode Resistance: N/A
Phylloxera Resistance: N/A
Lime Tolerance: Moderate
Drought Tolerance: Moderate
Root Strike: Good
General Comments:
K51-40 was developed for resistance to rootknot nematode with similar vigour to Ramsey but more easily propagated. Quite sensitive to soil salinity. High potassium uptake. Other rootstock better.