The grape requires a long growing season, as it buds early and is slow to ripen. The grape requires sufficient warmth to ripen fully, but too much warmth and its flavors can become diluted.
OR- Own-Rooted GR- Grafted CH- Cold Hearty
XCH- Extreem Cold Hearty DR- Disease Resistant WH- White Grape
RD- Red Grape HB- Hybrid NA- Native
ON- Ornamental RYT- Royalties