Plants for zone 6
1469 plants hardy in USDA zone 6.
- Daylily Hemerocallis fulva Leafy
- Deer Fern Blechnum spicant Fern
- Deerberry Vaccinium stamineum Berry
- Deerbrush Ceanothus integerrimus Flowering shrub
- Dense Blazing Star Liatris spicata Garden perennial
- Desert Globemallow Sphaeralcea ambigua Wildflower
- Desert Willow Chilopsis linearis Flowering tree
- Devil's Trumpet Datura metel Flowering shrub
- Devil's Walking Stick Aralia spinosa Flowering shrub
- Dill Anethum graveolens Herb
- Dog Rose Rosa canina Flowering shrub
- Dogtooth Violet Erythronium dens-canis Garden perennial
- Dotted Blazing Star Liatris punctata Wildflower
- Doublefile Viburnum Viburnum plicatum Flowering shrub
- Douglas Aster Symphyotrichum subspicatum Garden perennial
- Douglas' Dustymaiden Chaenactis douglasii
- Dove Tree Davidia involucrata Flowering tree
- Downy Hawthorn Crataegus mollis Flowering tree
- Downy Serviceberry Amelanchier arborea Flowering tree
- Downy Skullcap Scutellaria incana Wildflower
- Downy Wood Mint Blephilia ciliata Wildflower
- Dropwort Filipendula vulgaris Wildflower
- Drummond's Aster Symphyotrichum drummondii Wildflower
- Drumstick Allium Allium sphaerocephalon Bulb
- Drumstick Primrose Primula denticulata Garden perennial
- Dusky Cranesbill Geranium phaeum Wildflower
- Dutch Crocus Crocus vernus Garden perennial
- Dutch Iris Iris × hollandica Bulb
- Dutchman's Breeches Dicentra cucullaria Garden perennial
- Dwarf Bearded Iris Iris pumila Garden perennial
- Dwarf Blazing Star Liatris microcephala
- Dwarf Chinese Astilbe Astilbe chinensis var. pumila Creeping perennial
- Dwarf Cinquefoil Potentilla canadensis Creeping perennial
- Dwarf False Indigo Amorpha nana Flowering shrub
- Dwarf Flowering Almond Prunus glandulosa Flowering shrub
- Dwarf Fothergilla Fothergilla gardenii Flowering shrub
- Dwarf Goatsbeard Aruncus aethusifolius Garden perennial
- Dwarf Goldenrod Solidago sphacelata Garden perennial
- Dwarf Plumbago Ceratostigma plumbaginoides Creeping perennial
- Dwarf Rose Rosa gymnocarpa Flowering shrub
- Dwarf Solomon's Seal Polygonatum humile Creeping perennial
- Dwarf Sweetbox Sarcococca hookeriana var. humilis Low shrub
- Dwarf Violet Iris Iris verna Creeping perennial
- Dyer's Greenweed Genista tinctoria Flowering shrub
- Early Flowering Lilac Syringa × hyacinthiflora Flowering shrub
- Early Goldenrod Solidago juncea
- Eastern Cottonwood Populus deltoides Flowering tree
- Eastern Cyclamen Cyclamen coum Wildflower
- Eastern Prickly Pear Opuntia humifusa Succulent
- Eastern Redbud Cercis canadensis Legume
- Eastern Sandcherry Prunus pumila Tree fruit
- Elderberry Sambucus nigra Berry
- Elegant Clarkia Clarkia unguiculata Wildflower
- Elephant Garlic Allium ampeloprasum var. ampeloprasum Allium
- Elmleaf Goldenrod Solidago ulmifolia
- Endive Cichorium endivia Leafy
- Endress's Cranesbill Geranium endressii Garden perennial
- English Bluebell Hyacinthoides non-scripta Bulb
- English Daisy Bellis perennis Garden perennial
- English Primrose Primula vulgaris Wildflower
- European Columbine Aquilegia vulgaris Garden perennial
- European Wild Ginger Asarum europaeum Creeping perennial
- Evergreen Candytuft Iberis sempervirens Creeping perennial
- False Aster Boltonia asteroides Garden perennial
- False Indigo Bush Amorpha fruticosa Flowering shrub
- False Lily Of The Valley Maianthemum canadense Creeping perennial
- Fan Columbine Aquilegia flabellata Wildflower
- Fava Bean Vicia faba Legume
- Fendler's Ceanothus Ceanothus fendleri Flowering shrub
- Fennel Foeniculum vulgare Herb
- Fenugreek Trigonella foenum-graecum Herb
- Fernleaf Biscuitroot Lomatium dissectum Wildflower
- Fernleaf Peony Paeonia tenuifolia Garden perennial
- Fernleaf Yarrow Achillea filipendulina Garden perennial
- Feverfew Tanacetum parthenium Garden perennial
- Fewflower Milkweed Asclepias lanceolata Wildflower
- Field Pussytoes Antennaria neglecta Creeping perennial
- Field Thistle Cirsium discolor Wildflower
- Fire Pink Silene virginica Wildflower
- Firecracker Penstemon Penstemon eatonii Wildflower
- Fireweed Chamerion angustifolium Wildflower
- Flame Azalea Rhododendron calendulaceum Flowering shrub
- Flat Sea Holly Eryngium planum Garden perennial
- Flat-Topped Aster Doellingeria umbellata
- Flatwoods Plum Prunus umbellata Tree fruit
- Flax Linum usitatissimum Grain
- Flowering Almond Prunus triloba Flowering shrub
- Flowering Dogwood Cornus florida Flowering tree
- Flowering Quince Chaenomeles speciosa Flowering shrub
- Foamflower Tiarella cordifolia Creeping perennial
- Foothill Sedge Carex tumulicola Grass sedge
- Forget-Me-Not Myosotis sylvatica Garden perennial
- Fortune's Rhododendron Rhododendron fortunei Flowering shrub
- Fosteriana Tulip Tulipa fosteriana Garden perennial
- Four-Nerve Daisy Tetraneuris scaposa Wildflower
- Fox Sedge Carex vulpinoidea Grass sedge
- Foxglove Digitalis purpurea Wildflower
- Foxglove Beardtongue Penstemon digitalis Wildflower
- Foxtail Lily Eremurus stenophyllus Garden perennial
- Fragrant Hosta Hosta plantaginea Creeping perennial
- Fragrant Sumac Rhus aromatica Low shrub
- Franklin Tree Franklinia alatamaha Flowering tree
- Fremont Cottonwood Populus fremontii Flowering tree
- Fremont's Leather Flower Clematis fremontii Wildflower
- French Rose Rosa gallica Garden perennial
- Frikart's Aster Aster × frikartii Garden perennial
- Fringe Tree Chionanthus virginicus Flowering tree
- Fringecup Tellima grandiflora Creeping perennial
- Fringed Bleeding Heart Dicentra eximia Garden perennial
- Fringed Bluestar Amsonia ciliata Garden perennial
- Fringed Poppy Mallow Callirhoe digitata Garden perennial
- Fringed Sage Artemisia frigida Creeping perennial
- Frohnleiten Barrenwort Epimedium × perralchicum Creeping perennial
- Front Range Penstemon Penstemon virens Wildflower
- Frostweed Verbesina virginica Wildflower
- Fuzzy Deutzia Deutzia scabra Flowering shrub
- Garden Lupine Lupinus polyphyllus Wildflower
- Garden Mum Chrysanthemum × morifolium Garden perennial
- Garden Penstemon Penstemon × gloxinioides Garden perennial
- Garden Phlox Phlox paniculata Garden perennial