Grapevine named ‘SWEET JASPER’

#Botanical name of the genus and species of the plant claimed: Vitis vinifera L.

#Variety denomination: ‘SWEET JASPER’.

#This application claims priority under 35 U.S.C. §119(f) of the Israeli Plant Breeders' Rights Application No. 4235 filed Jan. 4, 2010.

#The accompanying photographs illustrate the overall appearance of the new grapevine ‘SWEET JASPER’ showing the colors as true as is reasonably possible with colored reproductions of this type. Colors in the photographs may differ slightly from the color values cited in the detailed morphological description, which accurately describe the color of ‘SWEET JASPER’.

#FIG. 1 shows a typical bunch of ‘SWEET JASPER’ on the plant.

#FIG. 2 shows a typical mature leaf of ‘SWEET JASPER’.

#The new Vitis vinifera L. ‘SWEET JASPER’ has not been observed under all possible environmental conditions. The phenotypical descriptions and color designations stated for the new variety may vary, depending on variations in environmental factors, including weather (temperature, humidity and light intensity), day length, soil type, location and cultural conditions, without any change in the genotype of the grapevine. The following description of ‘SWEET JASPER’ unless otherwise noted, is based on observations and measurements taken during 2010 and 2011 at The Volcani Center, on plants grown in the vineyard located in Bet Dagan, Israel under conditions which closely approximate those generally used in commercial practice. The described plants were grafted on ‘Richter110’ (unpatented) and planted at a distance of 1.5 m in sandy red loam soil at an elevation of about 30 meter above sea level with drip-irrigation up to 40 m3 per hectare in the peak season in the summer and Shefer 737+micro-elements 1.5 ltr. fertilizers in each 5 m3 of water. Average annual rainfall is about 550 mm, with an average of 350 mm rainfall in winter (December through February). Mean diurnal minimum temperature in January is 7.2° C., and mean diurnal maximum temperature in July is 30.8° C.

#Unless otherwise stated, the detailed morphological description includes observations, measurements and values based on three-year-old ‘SWEET JASPER’ plants grown in the vineyard at The Volcani Center, located in Bet Dagan, Israel from 2010 to 2011. Quantified measurements are expressed as an average of measurements taken from a number of plants of ‘SWEET JASPER’. The measurements of any individual plant, or any group of plants, of the new variety may vary from the stated average.

#Color references are made to The Royal Horticultural Society Colour Chart (R.H.S.), 1986 edition, except where general colors of ordinary significance are used. Color values were taken under daylight conditions in full sunlight in Bet Dagan, Israel.