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Flowers at a Glance

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  • ff: and following
  • height: typical height at maturity
  • season: peak bloom time
  • start: suggested number of weeks before transplanting
  • temp: suggested soil temperatures for good germination
  • days: number of days to seedling emergence
Nameitem#Botanical NameAPBheightusesseasonsowstarttempdaysnotes
Achillea4803ffAchillea spp.perennial18-24"beds and borders, drying, cuttingearly summer-fall until frostdirect sow in spring ASAP, direct sow in fall, transplant8-1060-65°10–14needs light to germinate
Ageratum4811ffAgeratum houstonianumannual24"beds and borders, cutting, dryingearly summer-fall until frosttransplant6-870-85°4–6can grow in partial shade, surface sow
Alyssum4821Lobularia maritimaannual2-4"fragrance, beds and borders, windowbox, containerearly summer-fall after frostdirect sow in spring ASAP, transplant5-655-70°8–14can grow in partial shade, surface sow
Amaranth4831ffA. cruentus, gangeticusannual3-6'cutting, novel accent, drying, ediblemidsummer-fall until frosttransplant, direct sow in spring ASAP6-770-85°10–14can grow in partial shade, needs light to germinate
Aster, New York4849Symphyotrichum novi-belgiiperennial36-48"beds and borderslate summer-fall after frosttransplant6-865-70°14–36chill seed 2 weeks
Aster, China4852ffCallistephus chinensisannual12-30"beds and borders, cuttingearly summer-fall until frosttransplant12-1470-85°10–21can grow in partial shade
Baby’s Breath4861Gypsophila paniculataperennial24-40"beds and borders, drying, cuttingmidsummer-late summertransplant, direct sow in spring ASAP8-1065-70°14–21surface sow
Bachelor’s Button4871ffCentaurea cyanusannual24-36"beds and borders, cuttingearly summer-fall after frostdirect sow when soil has warmed or after danger of frost has passed, transplant8-960-65°7–14can grow in partial shade, cover sow
Balloon Flower4881Platycodon grandiflorusperennial30-42"cutting, beds and bordersmidsummer-late summertransplant6-865-70°15–30surface sow
Balsam4883Impatiens balsaminaannual24"beds and bordersmidsummer-fall until frostdirect sow when soil has warmed or after danger of frost has passed70-85°8–10can grow in partial shade, surface sow
Bee Balm 4886 Monarda didyma perennial 30" beds and borders, cutting, drying midsummer-late summer direct sow when soil has warmed or after danger of frost has passed, transplant 8-10 60-70° 14–21 can grow in partial shade, needs light to germinate
Begonia4889Begonia x tuberhybridatender perennial grown as annual8-12"beds and borders, windowbox, containerearly summer-late summertransplant12-1470-85°14–28can grow in full shade or part shade
Bells of Ireland4896Moluccella laevisannual30"drying, beds and borders, novel accentmidsummer-fall until frosttransplant6-860-65°12–21can grow in partial shade, surface sow, chill seed 5 days 50°
Bouncing Bet5920Saponaria officinalisperennial1-3'beds and borders, ground cover, fragrancemidsummertransplant8-1065-70°14–28can grow in partial shade, stratify seed; place in moist soil and freeze or refrigerate or alternate between the fridge and freezer
Broom Corn5437Sorghum bicolorannual7-11'dryinglate summer-fall until frostdirect sow when soil has warmed or after danger of frost has passed70-85°7–10
Bupleurum4903Bupleurum rotundifoliumannual2'drying, cutting, novel accentearly summer-fall until frosttransplant8-1060-65°14–21can grow in partial shade
Butterfly Weed4906Asclepias tuberosaperennial18-30"beds and borders, cutting, novel accentearly summer-late summerdirect sow in spring ASAP, direct sow in fall70-85°14–28chill seed 4 weeks 34-40°
Calendula4911ffCalendula officinalisannual18-24"beds and borders, drying, cutting, edibleearly summer-fall after frostdirect sow in spring ASAP, transplant, direct sow in fall6-860-65°4–10cover sow
Campanula 4930 Campanula carpatica perennial 6-8" beds and borders, groundcover, windowbox, container early summer-fall until frost direct sow when soil has warmed or after danger of frost has passed, transplant 8-10 65-70° 20–30 can grow in partial shade
Canary Creeper4932Tropaeolum pereginumannual8'beds and borders, vining and climbinglate summer-fall until frostdirect sow when soil has warmed or after danger of frost has passed, transplant6-860-65°7–14can grow in partial shade, cover sow
Catmint, Persian4937Nepeta mussiniiperennial12"beds and borders, ground coverspring-midsummertransplant, direct sow in spring ASAP, direct sow in fall6-860-65°10–14
Celosia, Plume/Spike4950ffC. a. plumosa, spicataannual3-6'drying, cutting, novel accent, beds and borderslate summertransplant8-1070-85°10–14
Cerinthe4962C. major purpurescensannual12-18"beds and bordersmidsummer-fall after frosttransplant, direct sow when soil has warmed or after danger of frost has passed6-870-85°7–14
Chinese Forget-Me-Not4965Cynoglossum amabileannual18"beds and bordersmidsummer-late summerdirect sow when soil has warmed or after danger of frost has passed, transplant665-70°5–10
Chinese Lantern4968Physalis alkekengiperennial24"drying, novel accent, cuttingmidsummer-fall until frosttransplant, direct sow in fall870-85°14–21can grow in partial shade, surface sow, invasive
Cleome4982ffCleome hasslerianaannual48"beds and borders, novel accentearly summer-late summertransplant, direct sow when soil has warmed or after danger of frost has passed4-670-85°7–14chill seed surface sow
Coleus4992Coleus scutellarioidestender perennial grown as annual10-12"windowbox, container, beds and borders, novel accentmidsummer-fall until frosttransplant8-1065-70°10–14can grow in full shade or part shade, needs light to germinate
Columbine4998ffAquilegia spp.perennial18-30"beds and bordersspring-early summertransplant, direct sow in spring ASAP6-870-85°14–28can grow in full shade or part shade, needs light to germinate, chill seed 3-4 weeks
Coneflower, Prairie5007Ratibida columniferaperennial1-3'beds and borders, novel accentmidsummer-late summertransplant6-870-85°7–42chill seed 1 week
Coreopsis5012Coreopsis grandifloraperennial18"beds and borders, cuttingearly summer-fall until frosttransplant8-1060-70°7–21can grow in partial shade, needs light to germinate
Cosmos5017ffCosmos bipinnatusself-sowing annual3-5'beds and borders, cutting, screenmidsummer-fall until frostdirect sow when soil has warmed or after danger of frost has passed, transplant2-470-85°7–10needs light to germinate
Cosmos, Yellow5039C. sulphureusannual2-3'beds and borders, cuttingmidsummer-fall until frostdirect sow when soil has warmed or after danger of frost has passed, transplant2-470-85°7–10
Dahlia5044Dahlia x hybridatender perennial grown as annual12-14"beds and borders, cuttingmidsummer-fall until frosttransplant6-870-85°7–14can grow in partial shade
Daisy5047ffLeucanthemum x superbumperennial36"beds and borders, cuttingearly summer-midsummertransplant6-870-85°7–14
Delphinium5052ffDelphinium x cultorumperennial3-6'beds and borders, cutting, dryingmidsummer-late summertransplant1065-85°14–21chill seed 2-4 weeks
Dianthus (Carnation, Pink)5061ffDianthus spp.annual12-20"beds and borders, cutting, fragrancemidsummer-late summertransplant8-1065-70°7–14
Didiscus5067Trachymene coeruleaannual24"cutting, beds and bordersmidsummer-late summerdirect sow when soil has warmed or after danger of frost has passed, transplant870-85°14–21
Drumstick Flower5072Craspedia globosatender perennial grown as annual1-3'cutting, drying, beds and bordersmidsummer-late summertransplant, , direct sow in spring ASAP6-865-70°10–30
Dyer’s Coreopsis5904Coreopsis tinctoriaself-sowing annual30"cutting, beds and bordersmidsummer-fall until frostdirect sow in spring ASAP, transplant, direct sow in fall6-860-65°4–10surface sow, rugged
Echinacea4547ffEchinacea spp.perennial1-3'beds and borders, cuttingmidsummer-late summertransplant, direct sow when soil has warmed or after danger of frost has passed8-1070-85°10–21can grow in partial shade
Flax, Blue5079Linum perenne lewisiiperennial9-12"beds and bordersearly summer-late summerdirect sow in spring ASAP, transplant, direct sow in fall6-860-65°21–28can grow in partial shade
Flowering Cabbage/Kale5082ffBrassica oleraceaannual8-18"beds and borders, novel accent, ediblefall until frost-fall after frostdirect sow in spring ASAP, transplant5-760-65°7–14start Jun for Aug TP
Forget-Me-Not5091Myosotis sylvatica6-12"beds and borders, cutting, ground coverspring-early summerdirect sow in spring ASAP8-1065-70°8–30
Four O’Clock5095Mirabilis jalapaannual24-36"beds and borders, fragranceearly summer-late summertransplant, direct sow when soil has warmed or after danger of frost has passed6-870-85°5–10
Gaillardia, perennial5097Gaillardia aristataperennial24-36"beds and borders, cuttingmidsummer-fall until frosttransplant, direct sow when soil has warmed or after danger of frost has passed6-870-85°14–21needs light to germinate
Gaillardia, annual5098Gaillardia pulchellaannual1-3'beds and borders, cuttingmidsummer-fall until frosttransplant4-670-85°7–20needs light to germinate
Gazania5100Gazania rigensannual8-10"beds and borders, windowbox, containermidsummer-fall until frosttransplant6-870-85°12needs light to germinate
Globe Amaranth5102ffGomphrena globosaannual2'beds and borders, dryingmidsummer-fall after frosttransplant8-1265-70°7–30needs darkness to germinate, chill seed 5 weeks
Godetia 5111 Clarkia amoena annual 20-30" beds and borders, cutting midsummer-late summer transplant 4 60-70° 7–14
Helen’s Flower5119Helenium autumnaleperennial4-5'beds and borders, cuttinglate summer-fall until frosttransplant6-865-70°14–21
Heliopsis (False Sunflower)5113H. scabraperennial3-6'beds and borders, cutting, screenmidsummer-fall until frosttransplant, direct sow when soil has warmed or after danger of frost has passed10-1265-70°14–21
Heliotrope5116Heliotropium arborescenstender perennial grown as annual14-18"fragrance, windowbox, container, beds and borders, cuttingmidsummer-fall until frosttransplant6-870-85°21–28can grow in partial shade
Hibiscus5120H. moscheutosperennial2-3'beds and borders, novel accentlate summer-fall until frosttransplant870-85°10-30use peat pots
Hollyhock5122ffAlcea roseaself-sowing biennial4-8'beds and borders, screenmidsummer-late summertransplant, direct sow in fall8-9WM°7–21stratify seed; place in moist soil and freeze or refrigerate or alternate between the fridge and freezer
Honesty (Silver Dollar)5132Lunaria annuabiennial3'drying, novel accentlate summer-fall until frostdirect sow in spring ASAP, transplant, direct sow in fall665-70°14–21can grow in partial shade
Impatiens5142Impatiens wallerianatender perennial grown as annual8-14"windowbox, container, beds and bordersearly summer-fall until frosttransplant1070-85°7–21can grow in full shade or part shade, needs light to germinate
Indigo, Japanese5911Persicaria tinctoriaannual1-2'dye plantmidsummer-fall until frosttransplant6-870-85°20–60
Jacob’s Ladder5144Polemonium caeruleumperennial1'beds and bordersearly summertransplant8-1065-70°20–25can grow in partial shade
Job’s Tears5147Coix lacryma-jobiannual24-36"drying, novel accentfall until frosttransplant6-860-65°7–14
Joe Pye Weed5150Eutrochium purpureumperennial5-9'beds and borders, novel accent, cuttinglate summer-fall until frostdirect sow in spring ASAP, direct sow in fall65-70°14–21surface sow, stratify seed; place in moist soil and freeze or refrigerate or alternate between the fridge and freezer
Johnny-Jump-Up5152Viola tricolorself-sowing perennial4-6"edible, beds and bordersspring-fall after frostdirect sow in spring ASAP, direct sow in fall65-70°12–14can grow in partial shade
Kiss-Me-over-the-Garden-Gate5154Polygonum orientaleannual6-7'novel accent, screen, beds and bordersmidsummer-fall until frostdirect sow in spring ASAP, direct sow in fall, transplant4-670-85°14–20cover sow, stratify seed; place in moist soil and freeze or refrigerate or alternate between the fridge and freezer
Laceflower 5157 Orlaya grandiflora annual 2-3' beds and borders, cutting, drying midsummer-fall until frost direct sow when soil has warmed or after danger of frost has passed, transplant 4-5 65-70° 12–16
Larkspur5160ffConsolida spp.annual24-36"beds and borders, cutting, dryingearly summer-fall after frostdirect sow in spring ASAP, transplant, direct sow in fall6-860-65°14–28can grow in partial shade, cover sow, chill seed 1 week
Lavatera5171Lavatera trimestrisannual20-36"beds and borders, cuttingmidsummer-fall until frostdirect sow in spring ASAP, transplant6-865-70°14–21can grow in partial shade, cover sow
Lavender4585ffLavandula angustifoliaperennial2-3'beds and borders, cutting, drying, fragrancemidsummer-fall until frosttransplant8-1070-85°14–28stratify seed; place in moist soil and freeze or refrigerate or alternate between the fridge and freezer, needs light to germinate
Lobelia5180Lobelia erinustender perennial grown as annual4"beds and borders, windowbox, containerearly summer-fall until frosttransplant6-865-70°14–20can grow in partial shade, surface sow, needs light to germinate
Love-in-a-Mist5184ffNigella spp.annual15-24"beds and borders, dryingmidsummer-fall until frostdirect sow in spring ASAP, transplant665-70°10–14
Love-Lies-Bleeding4831ffAmaranthus caudatusannual24-48"beds and borders, novel accent, drying, ediblemidsummer-fall until frosttransplant5-670-85°7–10use peat pots
Lupine5195ffLupinus polyphyllusperennial36"beds and bordersearly summerdirect sow in spring ASAP, transplant, direct sow in fall6-860-70°14–60can grow in partial shade, soak see 12-24 hours, use peat pots
Madder5913Rubia tinctorumperennial3-4'dye plantfall until frosttransplant, direct sow when soil has warmed or after danger of frost has passed6-865-70°7–21
Maltese Cross5203Lychnis chalcedonicaperennial28-40"beds and borders, cuttingmidsummertransplant8-1065-70°7–14can grow in partial shade
Marigold5211ffTagetes spp.annual8-30"beds and borders, cutting, windowbox, containermidsummer-fall until frosttransplant, direct sow when soil has warmed or after danger of frost has passed370-85°5–8needs darkness to germinate
Mignonette5255Reseda odorataannual10-15"fragranceearly summer-late summerdirect sow when soil has warmed or after danger of frost has passed65-70°10–14can grow in partial shade, surface sow, needs light to germinate
Milkweed5256Asclepias syriacaperennial3-5'beds and borders, edible, fragrancemidsummer-late summerdirect sow in spring ASAP or transplant3-465-70°7-14stratify seed; place in moist soil and freeze or refrigerate or alternate between the fridge and freezer
Millet, Foxtail5257Setaria macrochaetaannual3-5'beds and borders, cutting, drying, novel accentmidsummer-late summerdirect sow when soil has warmed or after danger of frost has passed65-85°10–21surface sow
Millet, Purple Majesty5259Pennisetum glaucumannual3-5'beds and borders, cutting, novel accentlate summertransplant2-370-85°5–10
Morning Glory5271ffIpomoea spp.annual8-12'vining and climbing, screenearly summer-fall until frostdirect sow when soil has warmed or after danger of frost has passed, transplant370-85°10–21scarify seed with sandpaper or emery board, soak see 12-24 hours, use peat pots
Nasturtium5280ffTropaeolum spp.annual12-16"beds and borders, edible, windowbox, container, cuttingearly summer-fall until frostdirect sow when soil has warmed or after danger of frost has passed, transplant365-70°10–14cover sow
Nicotiana, Only the Lonely5300Nicotiana sylvestrisannual4-6'fragrance, novel accentmidsummer-fall until frostdirect sow in spring ASAP, transplant6-870-85°7–14needs light to germinate
Nicotiana, Lime Light5301Nicotiana alataannual3'beds and borders, cutting, novel accentearly summer-fall until frosttransplant6-870-85°10–14can grow in partial shade, surface sow
Painted Tongue5303Salpiglossis sinuataannual15"beds and borders, cuttingearly summer-fall until frosttransplant6-865-70°14–21
Pansy5305ffViola spp.annual6-12"beds and borders, cutting, windowbox, containerspring-early summertransplant, direct sow in fall,8-960-65°12–21can grow in partial shade, needs darkness to germinate
Petunia5321ffPetunia x hybridaannual4-6"windowbox, container, beds and borders, ground coverearly summer-fall until frosttransplant870-85°7–14needs light to germinate
Phacelia5331Phacelia tanacetifoliaannual18-30"beds and bordersmidsummer-fall until frostdirect sow in spring ASAP60-65°7–12chill seed, surface sow
Phlox, annual5335Phlox drummondiiannual6-8"beds and borders, cuttingearly summer-fall after frosttransplant, direct sow in spring ASAP860-65°7–14can grow in partial shade
Phlox, perennial5339P. paniculataperennial36"beds and borders, cuttinglate summer-fall until frosttransplant, direct sow in fall10-1260-65°21–30can grow in partial shade, stratify seed; place in moist soil and freeze or refrigerate or alternate between the fridge and freezer
Pincushion Flower5341Scabiosa atropurpureaannual36"beds and borders, cuttingmidsummer-fall after frosttransplant, direct sow when soil has warmed or after danger of frost has passed4-565-70°14–21
Poppy, Oriental5345Papaver orientaleperennial16"beds and borders, novel accent, dryingspring-early summerdirect sow in spring ASAP7–14needs light to germinate
Poppy, annual5350ffPapaver spp.self-sowing annual24-48"beds and borders, cutting, novel accent, dryingmidsummer-late summerdirect sow in fall, direct sow in spring ASAP14–21
Poppy, California5381Eschscholzia californicaannual8-12"beds and bordersmidsummer-late summerdirect sow in spring ASAP14–21
Queen Anne's Lace 5385 Daucus carota biennial/annual 36-50" beds and borders, cutting midsummer-fall until frost direct sow in spring ASAP, transplant 4-5 60-65° 12–21
Red Hot Poker5343Kniphofia uvariaperennial32"beds and borders, cutting, novel accentmidsummer-late summertransplant8-1065-70°21–28use peat pots
Rudbeckia, perennial5393Rudbeckia fulgidaperennial24"beds and borders, cuttingmidsummer-late summertransplant6-870-85°7–21needs light to germinate
Rudbeckia, annual5395ffR. hirtaannual24-36"beds and borders, cutting, novel accentearly summer-late summertransplant, direct sow in fall,6-1070-85°14–21
Salvia5406ffSalvia spp.tender perennial grown as annual12-18"beds and borders, cutting, dryingmidsummer-fall until frosttransplant10-1265-70°14–21surface sow
Snapdragon5431Antirrhinum majusannual30-36"beds and borders, cuttingmidsummer-fall after frosttransplant8-1060-70°7–14can grow in partial shade, chill seed 2 weeks needs light to germinate
Statice5449Limonium sinuatumannual24-30"drying, cutting, beds and bordersmidsummer-fall until frosttransplant8-965-85°7–14surface sow
Stock5475Matthiola incanaannual12-18"beds and borders, cuttingearly summer-fall after frostdirect sow in spring ASAP, transplant6-865-70°7–14surface sow
Strawflower5483ffXerochrysum bracteatumannual14-40"drying, beds and borders, cuttingmidsummer-fall until frosttransplant7-870-85°7–14needs light to germinate, surface sow
Sunflower5500ffHelianthus spp.self-sowing annual2-12'cutting, novel accent, screenlate summer-fall until frostdirect sow when soil has warmed or after danger of frost has passed, transplant3-465-85°7–14
Sweet Annie5603Artemisia annuaself-sowing annual36-60"fragrance, dryinglate summer-fall until frostdirect sow in fall, transplant6-860-65°10–21can grow in partial shade, needs light to germinate, stratify seed; place in moist soil and freeze or refrigerate or alternate between the fridge and freezer
Sweet Pea, perennial5611Lathyrus latifoliusperennial5-6'cutting, screen, vining and climbingmidsummer-late summerdirect sow in spring ASAP60-65°21–28soak see 12-24 hours, cover sow
Sweet Pea, annual5614ffL. odoratusannual1-6'cutting, fragrance, screen, vining and climbingmidsummer-late summerdirect sow in spring ASAP, transplant6-860-65°14–21soak see 12-24 hours, cover sow
Sweet William5061Dianthus barbatusself-sowing biennial18"fragrance, beds and borders, cuttingearly summerdirect sow in spring ASAP, transplant6-865-70°7–14
Thyme, Creeping5643Thymus serpyllumperennial2-3"fragrance, ground cover, beds and bordersmidsummer-late summerdirect sow in spring ASAP, transplant, direct sow in fall8-960-65°14–28can grow in partial shade, needs light to germinate
Tithonia 5647ffT. rotundifoliaannual4-6'beds and borders, novel accent, screenmidsummer-fall until frosttransplant, direct sow when soil has warmed or after danger of frost has passed670-85°7–14
Verbena5661ffVerbena spp.annual8", 48"windowbox, container, beds and borders, cuttingmidsummer-fall until frosttransplant6-865-70°14–21can grow in partial shade, needs light to germinate, chill seed 3 weeks
Weld5928Reseda luteolabiennial4-5'dye plantmidsummertransplant6-865-70°7–14surface sow, needs light to germinate
Wallflower5675Cheiranthus allioniibiennial9-12"beds and borders, cuttingmidsummer-fall until frosttransplant, direct sow in spring ASAP6-860-65°7–21
Zinnia5700ffZinnia spp.annual20-42"beds and borders, cuttingmidsummer-fall until frosttransplant, direct sow when soil has warmed or after danger of frost has passed3-470-85°7–14