Acer 'Autumn Blaze' & 'October Glory'

Acer griseum

Liquidambar

Nyssa sylvatica

Oxydendrum

Fothergilla gardenii

Hamamelis Arnold Promise

Pyracantha 'Yukon Belle'

Viburnum dentatum

Viburnum p.t. 'Maresii'

So here's a shopping list of plants worthy of your consideration:

Trees:

Acer freemanii varieties (Maple) -'Autumn Blaze', 'Celebration'

Acer griseum (Paperbark Maple) interesting bark & nice fall color

Acer palmatum 'Sango Kaku' or 'Viridis' (Japanese Maple)

Acer rubrum varieties (Red Maple) -Autumn Flame', 'Burgundy Belle', 'October Glory', 'Red Sunset', 'Sun Valley'

Acer saccharum 'Legacy' (Sugar Maple)

Acer triflorum (Three-Flower Maple)

Amelanchier (Serviceberry)

Cornus florida (Florida Dogwood)

Cornus kousa (Chinese Dogwood)

Crataegus viridis 'Winter King' (Hawthorn)

Heptacodium (Seven Son Flower) unusual end of summer bloomer

Liquidambar (Sweetgum) holds colorful leaves late into the fall

Malus (Flowering Crab) -'Golden Raindrops', Snowdrift' eye catching fall fruit

Nyssa (Black or Sour Gum)

Oxydendrum (Sourwood)

Parrotia

Pyrus (Flowering Pear) long lasting fall color

Quercus coccinea (Scarlet Oak)

Stewartia

Ulmus 'Frontier'(Elm)

Zelkova 'Green Vase'

Shrubs:

Aronia (Chokeberry)

Azaleas -Boudoir', 'Stewartstonia'

Callicarpa (Beautyberry)  unique & showy purple berries

Cornus alba or sericea (Red Twig, Yellow Twig Dogwoods)

Euonymus alata compacta (Burning Bush)

Fothergilla

Ornamental Grasses

Hamamelis 'Arnold Promise' (Witch Hazel)blooms before the Forsythia

Hydrangea quercifolia (Oakleaf Hydrangea)

Ilex meserveae 'Blue Maid' , 'Blue Princess' or 'China Girl' (Holly)

Ilex verticillata (Winterberry) striking berries

Itea 'Henry's Garnet' or 'Little Henry' (Sweetspire)

Mahonia (Oregon Grape Holly)

Myrica pensylvanica (Northern Bayberry) gray fruit   

Pyracantha (Firethorn) vibrant orange berries

Vaccinium (Blueberry) edible fruit & stunning fall foliage

Viburnum dentatum (Arrowwood Viburnum)

Viburnum plicatum tomentosum varieties (Doublefile Viburnum) 'Mariesii', 'Popcorn', 'Shasta'

Perennials:

Anemone several varieties bloom in the fall

Echinacea (Cone Flower) long blooming & low maintenance

Eupatorium  (Joe Pye Weed) another late bloomer that mixes well with grasses

Hellebores  (Lenten Rose) plant it close to the house where you can see it bloom in winter

Sedum (Stonecrop)  many fabulous varieties to help extend the season