Variety List | Rootstocks | Almonds | Planting Patterns Care of your Trees

Nemaguard
Peach seedling. Prefers sandy, well-drained soils. Vigorous, strong tree. Common rootstock for almonds & peaches. Suckering requirement is minimal. Resistant to root knot nematode. Susceptible to crown gall, bacterial canker, oak root fungus, root lesion nematode.

Nemared
Peach seedling. Prefers sandy, well-drained soils. Good anchorage. More vigorous than Nemaguard. Resistant to root knot nematode. Susceptible to crown gall, bacterial canker, oak root fungus, root lesion nematode.

Lovell
Peach seedling. Prefers well-drained soils. Good anchorage. Slightly more resistant to wet conditions than Nemaguard. Tends to have longer life span than Nemaguard. Slightly more resistant to bacterial canker than Nemaguard. Susceptible to crown gall, oak root fungus, nematodes.

Halford
Peach seedling. Prefers well-drained soil. Slightly more resistant to wet soil conditions than Nemaguard. Some resistance to bacterial canker. More cold-hardy than Nemaguard. Good anchorage, slightly more vigorous than Lovell. Produces heavier crop in lighter soil. Susceptible to crown gall, oak root fungus, nematodes.

Mariana 26-24
Plum rooted cutting. Tolerates wet soil conditions. Slightly dwarfing. Fair anchorage. Resistant to oak root fungus. Some resistance to crown and root rot and oak root fungus. Suckers. Incompatible with nectarines, peaches and some almond varieties. More resistant to crown gall than Myrobalan seedling. Susceptible to bacterial canker, ring and root lesion nematode.

Myrobalan 29 C
Plum rooted cutting. Tolerates a wide variety of soil conditions. Make large trees. Resistant to root knot nematode, oak root fungus, phytophthora, crown rot and root rot. Susceptible to bacterial canker and brown line. Some resistance to crown gall. Tends to lean and sucker. Some incompatibility with almonds and prunes.

Mazzard
Cherry seedling. Prefers sandy loam to loam soil. Cold hardy. Vigorous. Good anchorage. More water tolerant than Mahaleb. Resistant to root knot nematode. Some resistance to oak root fungus. Susceptible to crown gall, bacterial canker, root lesion nematode. Slow to bear. Suckers.

Mahaleb
Cherry seedling. Prefers light, sandy loam soils. Intolerant of wet, heavy soils. Tree slightly smaller than Mazzard. More drought resistant than Mazzard. Excellent anchorage. Tends to sucker. Resistant to bacterial canker. Slight resistance to root lesion nematode and crown gall. Very susceptible to Phytophthora, crown and root rot.

Colt
Cherry rooted cutting. Prefers clay, loam soils. Resistant to bacterial canker. Vigorous. Tolerates wet, heavy soils better than Mahaleb. Slightly dwarfing. Drought sensitive. Resistant to bacterial canker. Very susceptible to crown gall. Not cold hardy.

Emla 9
Apple cutting. Dwarfs 35- 40% of standard rootstock. Precocious. Produces earlier ripening fruit of larger sizes. Poor anchorage. Requires staking. Drought sensitive. Susceptible to fireblight and woolly apple aphid.

Emla 26
Apple cutting. Dwarfs 45-50% of standard rootstock. Precocious and productive. Susceptible to fire blight and woolly apple aphid. Anchorage is fair. May need staking.

Emla 7
Apple cutting. Dwarfs 50-55%. Tolerates wide range of soil conditions. Good anchorage. Resistant to fireblight. Suckers. Susceptible to woolly apple aphid.

Emla 111
Apple cutting. Dwarfs 70-75%. Tolerates wet soil conditions and drought. Good anchorage. Some resistance to wooly apple aphid and fireblight.

NCB (Northern California Black)
Walnut seedling. Deep rooting. Prefers well-drained soils. Vigorous. Resistant to Verticillium Wilt, oak root fungus and root knot nematode. Susceptible to Phytophthora, crown gall and root lesion nematode.

Paradox
Walnut hybrid seedling. Does better in wet, heavy soils than NCB. Very vigorous. Resistant to oak root fungus, root lesion nematode and certain Phytophthora species. Highly susceptible to crown gall.

 

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