THE PERENNIAL GARDEN
These are just some of the many Perennials available (Hardiness area 5):
Average bloom time lasts 2 to 4 weeks(exceptions in parenthesis) beginning in the listed month.
NAME of FLOWER (AKA) BLOOM TIME SOIL TYPE USE HEIGHT
For SUN (At least 8 hours of direct sunlight):
Allium (Ornamental Onion) June Avg,well-drained Border 12 to 48"
Armeria June(4-6 wks) Avg,well-drained Rock,Alpine 6 to 10"
Artemisia, Silvermound N/A Avg,well-drained Border 12 to 36"
Butterfly Bush (Buddleia)* July-Frost Avg,well-drained Border 36 to 108"
Butterfly Weed
(Asclepsias Tuberosa)* July Avg,sandy Border 24 to 36"
Coreopsis June(4-6wks) Avg/rich/moist Border 24 to 36"
Crocosmia (Montbretias) July Avg/rich/moist Border 24 to 36"
Delphinium* June Moist,PH=6 to 8 Border 24 to 72"
Dianthus (Pinks) June Moist/dry,drained Border,Rock 4 to 12"
Echinacea (Purple Cone)* July Avg, well-drained Border 24 to 48"
Flax (Linum) May Avg, well-drained Border 12 to 24"
Gaillardia (Blanket Flower) July(6-8wks) Avg, well-drained Border 12 to 36"
Geum June Avg, well-drained Border 12 to 36"
Lavender(Lavandula) June Avg to dry PH>7 Border 12 to 36"
Liatris(Gayfeathers) July(4-6wks) Avg,moist,drained Border 18 to 60"
Mums July(3-4mos) Moist,drained,rich Border 24 to 36"
Phlox, Creeping May Avg, well-drained Border,Rock 5"
Poppies (Papaver) May(1-2 wks) Avg, well-drained Border 24 to 36"
Russian Sage (Perovskia) July(4-6wks) Well-drained Border 24 to 48"
Sage (Perennial Salvia) July Well-drained Border 8 to 36"
Scabiosa* June Well-drained,PH=7 Border 24 to 36"
Strawberry, Ornamental May(2-3mos) Avg, well-drained Trailing 4 to 8"
Thyme, Creeping June Avg, Well-drained Border,Rock 2"
Veronica June Avg, well-drained Border 8 to 36"
Yarrow (Achillea)* June Avg, well-drained Border 12 to 36"
For PARTIAL SHADE (Minimum 4 hours but not more than 8 hours of direct sun):
Aquilegia (Columbine)* May Avg,moist,drained Woodland 24 to 36"
Asters* July Depends on variety Border 8 to 36"
Baby’s Breath (Gypsophila) June Moist,rich PH=7,>7 Border 24 to 36"
Bellflower (Campanula) June Avg,well-drained Border,Rock 6 to 60"
Candytuft(Iberis) April Average Border 24 to 36"
Clematis* June Moist,rich,cool Trellis 72 to 120"
Daisy, English* April Average Border,Rock 6"
Daisy, Mat June Avg/rich/moist Rock,Alpine 6"
Daisy, Painted June Average Border 24 to 36"
Daisy, Shasta* June(4-6wks) Avg, well-drained Border 24 to 36"
Foxglove (Digitalis)* June Moist Border 24 to 48"
Geranium, Cranesbill June(6-8wks) Moist,well-drained Border 24 to 36"
Hemerocallis(Daylilies) July Avg to rich Border 24 to 36"
Hen & Chicks August Average Rock garden 3"
Heuchera (Coral Bells)* June Moist,drained,rich Border 12 to 24"
Hollyhock (Alcea)* July Avg, well-drained Border 24 to 60"
Honeysuckle* June Average Trellis 72 to 144"
Iris, Bearded May Moist,well-drained Border 12 to 36"
Iris, Japanese* May Moist,well-drained Border 24 to 36"
Jacob's Ladder May Moist,well-drained Border 24 to 36"
Lewisia May-June Avg, well-drained Border,Rock 3 to 8"
Lilium (Lilies) July Loamy,well-drained Border 24 to 72"
Lupine June Moist,drained PH<7 Border 24 to 36"
Malva (Mallow) June Avg, well-drained Border 24 to 60"
Mint July Moist Border 6 to 24"
Monarda(Bee Balm,Otsego Tea)* July Moist Border 24 to 60"
Obedient Plant* July Moist/wet Border 24 to 36"
Pasque Flower April Average Border,Rock 8 to 12"
Penstemon June Rich,well-drained Border 24 to 36"
Peony June Moist,loamy,rich Border 24 to 36"
Phlox, Garden* July Moist,well-drained Border 24 to 48"
Rockcress (Arabis) April Avg, well-drained Rock garden 6 to 12"
Rudbeckia (Black-eyed Susan)* July Avg,well-drained Border 24 to 36"
Soapwort (Saponaria) May Avg, Well-drained Border 8 to 36"
Saxifrage May Avg, Well-drained Border,Rock 9"
Sedum, Autumn Joy* August Avg, well-drained Border 18 to 24"
Sedum, Dragon's Blood August Avg, well-drained Border 18 to 24"
Sweet William June Avg. well-drained Border 12 to 24"
Torch Lily (Red Hot Poker)* July Avg, well-drained Border 24 to 48"
Trumpet Vine* July Avg, well-drained Trellis 6 to 240"
Verbena June Avg, well-drained Border,Rock 6 to 8"
For SUN or SHADE:
Ajuga (Bugle Weed)* May Average GroundCover 4"
Lariope (Lilyturf) July Avg, well-drained Woods edge 12 to 18"
Mertensia(Bluebells) July Moist,well-drained Border 12 to 24"
For SHADE (Less than 4 hours of direct sunlight):
Ferns N/A Moist,humus-rich Woodland 12 to 36"
Hosta July Moist,Rich Woodland 12 to 18"
Ivy, English N/A Average Groundcover 12 to 18"
Jack-in-the-Pulpit* May Moist,Rich Woodland 12 to 18"
Lamium (Dead Nettle) July Avg,well-drained Border 8"
Lily-of-the-Valley May Moist Woodland 4" to 6"
Pachysandra May Avg, Well-drained Groundcover 6" to 8"
Pulmonaria April/May Avg, Well-drained Woodland 8" to 12"
Sweet Woodruff May Avg, Well-drained Groundcover 6" to 8"
Trillium May Moist,humus-rich Woodland 12 to 24"
Virginia Bluebells April Avg, Well-drained Woodland 16 to 20"
For PARTIAL SUN (Prefers shade, but will tolerate some sun):
Astilbe* July Moist/Wet PH=7,<7 Border 8 to 36"
Bleeding Heart (Dicentra) May Moist,rich Woodland 18"
Forget-Me-Not (Myositis)* May Moist,rich Woods edge 6 to 8"
Heuchera (Coral Bells)* June Moist,drained,rich Border 12 to 24"
Lady's Mantle June Moist,rich Woodland 12 to 18"
Lobelia* July(4-6wks) Rich,wet Border 24 to 48"
Monkshood (Aconite)* August Moist Border 24 to 60"
Primrose April/May Avg, well-drained Border 6 to 12"
Spiderwort (Tradescantia)* June Avg, well-drained Border 18"
Toad Lily September Avg, well-drained Border 20 to 24"
Viola (Violet,'Freckles') May Avg, well-drained Border,Cover 6"
Turtlehead (Chelone)* August Moist Border 24 to 48"
* Please see Garden pages for graphics
PH key: 7 = neutral
>7 = alkaline
<7 = acidic
Last updated 05-03-2001