State Report for Delaware

For Delaware, estimated merchantable wood volume is expected to decrease from 1.0782 billion cubic-feet to 0.99899 billion (a change of -7.3%), while estimated sawlog wood volume is expected to decrease from 693.72 million cubic-feet to 669.34 million (-3.5%). Estimated merchantable bole biomass is expected to decrease from 18.947 million tons to 17.635 million (-6.9%), while estimated stump biomass is expected to increase from 1.0117 million tons to 1.0637 million (5.1%), and estimated tops and limbs biomass is expected to increase from 4.2459 million tons to 7.3242 million (72.5%). Finally, estimated aboveground biomass is expected to increase from 24.795 million tons to 26.67 million, a change of 7.6%.

Figure 1: Percent difference in volume and biomass for Delaware

Species breakdown

The top ten species in Delaware in terms of standing biomass are red maple, loblolly pine, sweetgum, yellow- poplar, white oak, willow oak, southern red oak, blackgum, scarlet oak, and black cherry. These species account for 82.7% of the total aboveground biomass and 84% of the total merchantable volume. For merchantable wood volume, the species with the smallest percent change was sweetgum 0.4%, while the largest percent change was with black cherry -17.7%. For total aboveground biomass, the species with the smallest percent change was scarlet oak 2.9%, while the largest percent change was with white oak 19%. For sawlog wood volume, the species with the smallest percent change was white oak -4.2%, while the largest percent change was with loblolly pine 23.1%. For merchantable bole biomass, the species with the smallest percent change was blackgum -2.5%, while the largest percent change was with southern red oak -16.1%. For stump wood and bark biomass, the species with the smallest percent change was scarlet oak -2.3%, while the largest percent change was with willow oak 25.7%. For top and limb biomass, the species with the smallest percent change was sweetgum 21.6%, while the largest percent change was with white oak 123.7%.

Figure 2: Percent difference in total aboveground biomass and merchantable volume for the top ten species in Delaware

Figure 3: Percent difference in component biomass and volume for the top ten species in Delaware