Evaluation of Commercial and Experimental Varieties of Sweet Basil Resistant to Downy Mildew, 2019.

Below are photographs of cultivars evaluated for their resistance to downy mildew in a replicated field experiment at the Long Island Horticultural Research and Extension Center in Riverhead, NY. See report for information about methods and results plus data table.

Figure 1. Overview of field experiment, taken on 5 September. Basil was transplanted on 9 July, with the exception of Genesis N which was transplanted on 29 July.

Basil experiment overview.

Figure 2. Plants in the field on 5 September.

a basil plot
DiGenova (susceptible control)
a basil plot
Thunderstruck
a basil plot
Amazel
a basil plot
Devotion
a basil plot
Eleonora
a basil plot
Genesis N
a basil plot
Obsession
a basil plot
Passion
a basil plot
Prospera