Pollinizer for the early Nonpareil almond bloom having good kernel quality and high yield potential. Origin: University of California, Davis, by D. Kester, T. Gradziel, and R. Asay. Sel 3-1 × Sel 6-27; selected 1992; tested as Sel 13-1; introd. 2005. USPP 13,286; 26 Nov. 2002. Nut: similar to Nonpareil in shape and moderately sealed paper shell; smaller kernel than Nonpareil (1.1 g); medium brown seedcoat color; readily blanched; low proportion of double kernels and creased kernels. Tree: upright; vigorous; production on spurs and terminal shoots including lateral dard-type shoots from 5–20 cm in length; cross-compatibility S-allele genotype is S1 S14; cross-compatible with Nonpareil (S7 S8); blooms just before Nonpareil and harvest 1 month after Nonpareil; low vulnerability to noninfectious bud-failure; susceptible to anthracnose (Colletotrichum acutatum) and alternaria leaf spot; relatively late harvest and moderate shell-seal make kernels susceptible to damage by navel orangeworm (Amyelois transitella). Fruit:
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