- Silver River is widely considered to be a cultivar of Burley tobacco for its silvery blue vegetation and thinner, but long 30-36 inch leavesused as filler or binder tobacco.
Silver River Tobacco Seeds. Heirloom. Garden Seeds. Non-GMO. Nicotiana tabacum. 60-65 days. Silver River is widely considered to be a cultivar of Burley tobacco for its silvery blue vegetation and thinner, but long 30-36 inch leaves. Silver River is best as a filler or binder tobacco capable of joining many flavors together.