Tree Fagus sylvatica var. heterophylla 'Asplenifolia' [Fern-Leaf European Beech] In a proper site, an excellent trouble-free shade tree with year-round interest. More adaptable to hot, dry conditions than our native F. grandifolia, but somewhat less hardy. F. grandifolia is preferred in Zone 4. Low branching habit is a concern for use in the tree lawn as a street tree (may require more pruning than other street trees). 'Asplenifolia' has attractive, fern-like leaves; the cultivar name was derived from the spleenwort fern genus, Asplenium.
Tree Fagus sylvatica var. heterophylla 'Laciniata' [Cut-Leaf European Beech] In a proper site, an excellent trouble-free shade tree with year-round interest. More adaptable to hot, dry conditions than our native F. grandifolia, but somewhat less hardy. F. grandifolia is preferred in Zone 4. Low branching habit is a concern for use in the tree lawn as a street tree (may require more pruning than other street trees). The cultivar 'Laciniata' has graceful, deeply-cut leaves.
Tree Franklinia alatamaha [Franklin Tree] Franklinia is a small tree or large shrub that was originally discovered in 1773 by John Bartman (Royal Botanist for North America appointed by King George III) and his son, William. Together, they found a small group of the species growing along the Altamaha River in Georgia, and since then no other wild populations have been discovered. This is a rare plant that now appears to be extinct in the wild. All specimens of Franklinia…
Tree Indiana Native Fraxinus americana [White Ash] Not as adaptable as Green Ash but has better esthetics. Heavy crops of seeds on female trees cause litter, and these germinate freely making the tree slightly weedy. An unattractive ash flower gall (caused by mites) can develop on male flowers and persist into winter. Subject to storm damage, so plant in areas that shelter the tree from strong winds. Emerald Ash Borer is severely affecting all species of this genus. Damage can be prevented…
Tree Fraxinus americana 'Autumn Applause' [Autumn Applause White Ash] The Autumn Applause Ash has a dense and rounded form with excellent maroon fall color. Heavy crops of seeds on female trees cause litter, and these germinate freely making the tree slightly weedy. An unattractive ash flower gall (caused by mites) can develop on male flowers and persist into winter. Subject to storm damage, so plant in areas that shelter the tree from strong winds. Emerald Ash Borer is severely affecting all species of this…
Tree Fraxinus americana 'Empire' [Empire White Ash] 'Empire' is a narrow, upright tree with handsome fall foliage. Fruits can be a litter problem. An unattractive ash flower gall (caused by mites) can develop on male flowers and persist into winter. Subject to storm damage, so plant in areas that shelter the tree from strong winds. Emerald Ash Borer is severely affecting all species of this genus. Damage can be prevented with the appropriate pesticide, but the treatment cost will eventually exceed replacement…
Tree Fraxinus americana 'Junginger' [sold as Autumn Purple®] [Autumn Purple White Ash] The Autumn Purple White Ash is a popular variant due to its attractive glossy foliage and purple-red fall color. It is a male clone and does not produce any fruit litter. An unattractive ash flower gall (caused by mites) can develop on male flowers and persist into winter. Subject to storm damage, so plant in areas that shelter the tree from strong winds. Emerald Ash Borer is severely affecting all species of this genus. Damage…
Tree Fraxinus americana 'Rosehill' [Rosehill White Ash] 'Rosehill' is a seedless cultivar that is very tolerant of poor soil conditions, including alkaline. Subject to storm damage, so plant in areas that shelter the tree from strong winds. Emerald Ash Borer is severely affecting all species of this genus. Damage can be prevented with the appropriate pesticide, but the treatment cost will eventually exceed replacement cost.
Tree Fraxinus americana 'Tures' [sold as Windy City™] [Windy City White Ash] 'Windy City' is an upright tree with an oval habit and strong branching. This hardy cultivar is also resistant to frost-cracking and has semi-glossy foliage with a handsome, rich fall color. Heavy crops of seeds on female trees cause litter, and these germinate freely making the tree slightly weedy. An unattractive ash flower gall (caused by mites) can develop on male flowers and persist into winter. Emerald Ash Borer is severely affecting all species of…
Tree Fraxinus excelsior 'Hessei' [Hessei European Ash] Fraxinus excelsior 'Hessei' is a large, vigorous, seedless tree with simple leaves, compared to the compound leaves of the species type. The Hessei European Ash does not tolerate hot and dry conditions. This cultivar has some pest resistance, but is quite susceptible to the Emerald Ash Borer, which is severely affecting all species of this genus. Damage can be prevented with the appropriate pesticide, but the treatment cost will eventually exceed replacement cost.
