The perennial black - eyed Susan has bright blossom that illume up the garden and keep on going until frost .
With its many peak , black - eyed Susan add itself well to mass plantings and has long been a staple in perennial garden . dim - eyed Susan , native to the Midwest , comes in bothannual and perennialvarieties . Hardy in Zones 3 - 11 , they need little care to grow extravagantly . Because black - eyed Susan rosiness for many weeks when other summertime perennials start to pass off , this plant is a signboard that fall is around the corner .
The most rough-cut black - eyed Susan flowers have a undivided run-in of gold petals surrounding a smutty or brown center . The foliation is unobtrusive . Because the foliage is covered in coarse hair’s-breadth , rabbits and deerrarely bother it ( although these brute may nosh on the prime ) . The folio are usually deep green , which blends well in a mixed garden bed .
Perry L. Struse.
Where to Plant Black-Eyed Susan
embed black - eyed Susan infull sunshine , which is six to eight hour of daily sunlight , for the well flowers . Black - eyed Susan industrial plant opt moist to dry out , well - draining soils and are equally at home in loam , clay , and sandy soils — any grease that is n’t consistently doughy . These flora are good choice for butterfly stroke garden , beds , borders , mass plantings , and container .
When and How to Plant Black-Eyed Susan
Plant black - eyed Susan efflorescence after the last winter freeze or in the fall before the cold bent in . If plant from seminal fluid , inseminate the seeds six to eight workweek before the last frost . Set the plant 18 inch aside in stain clear of sens and loosened for well-situated digging . To embed , dig a maw about the same breadth and depth as the planting container . Remove the plant and loosen the roots a small from the solution ball before placing it in the golf hole . Backfill with stain , tamp lightly , and pee well .
Black-Eyed Susan Care Tips
sinister - eyed Susans are easy - to - grow and well-situated - care plants . Many newer multifariousness are annuals in northerly climates but stalwart in the South . Be indisputable tocheck hardiness zoneswhen shopping for opprobrious - eyed Susan flora .
Light
These sun - loving plant life do bestwhen grown in sunlightsix to eight hour a day . They can develop in shade , but the colors of the efflorescence are n’t as vibrant .
Soil and Water
Once contraband - eyed Susan is established , it ’s adrought - tolerant plant , but it needs regular watering when first planted . While they grow well in almost any dirt , black - eyed Susan wo n’t thrive in soggy locations . If your dirt is mostly sand , addorganic matterto help it keep on water .
Temperature and Humidity
These industrial plant grow best in warm temperature . They prefer 60ºF or above . However , black - eyed Susan does n’t listen humidness . When temperatures are very hot ( above 90 ° F ) , increase watering to keep the plant from being excessively accent by the heating plant .
Fertilizer
Because pitch-black - eyed Susan raise in most soil , it ordinarily does n’t demand plant food .
Pruning
Deadheading black - eyed Susan is all-important for healthy regrowth . When deadheading , shorten back to just past the first folio on the stem . At the end of the season , cut them backto 2 inches above the primer . Add mulch during stale months to keep them from freeze before spring . smutty - eyed Susan propagates from underground rhizome and ego - germ , so if you want to keep them from spreading , clean up seed cod and trim back increment .
Potting and Repotting Black-Eyed Susan
bleak - eyed Susan is n’t the best choice for acontainer plant . Their theme prefer a garden scene where they can develop mystifying . If you want to seek to plant them in a container , pick a well wide and mystifying one to simulate a garden surroundings .
Pests and Problems
foliage spots are black - eyed Susan ’s most common trouble and are usually due to fungus . The best way to handle this problem is to clean up dead debris before new leafage emerge in spring and after thefirst hoar in fall . Doing so removes spores that could infect new foliage . Planting black - eyed Susan in full sun with full air circulation also helps prevent fungus growing .
vulgar garden pests can be take away with a burst of water from a garden hose . An app program ofneem oilor insecticidal soapeliminates aphidsand other bugs .
How to Propagate Black-Eyed Susan
Three extension methods make it easygoing to have bleak - eyed Susans in your garden every twelvemonth .
Propagate from Seeds
These plants lean to reseed themselves , so they ’ll likely continue usher up in your garden without your service . However , you may reap seeds to start indoors .
Propagate with Divisions
After three or four yr , mordant - eyed Susan clumps may become too large for your garden . When that happens , it ’s prison term to dig them up anddivide themfor replanting .
Propagate with Stem Cuttings
For gardeners looking for another elbow room to get a Modern pitch-black - eyed Susan plant life , there is thestem - cutting method .
Types of Black-Eyed Susan
‘Autumn Colors’ Black-Eyed Susan
Rudbeckia hirta‘Autumn Colors ’ is an award - gain ground one-year series that digest 5 - inch - widegold flowersflushed with bronze , crimson , and rust . It grows 2 feet tall . Zones 3 - 9
Brown-Eyed Susan
Rudbeckia trilobais a North American aboriginal two-year or short - lived perennial that has clusters of smallyellow flowersin summertime and autumn . It grows 5 feet tall and 3 animal foot full . zone 4 - 7
‘Goldsturm’ Black-Eyed Susan
Rudbeckia fulgidavar.sullivantii‘Goldsturm ’ is one of the most popular perennial of all time . It offers 3- to 4 - in bright yellow-bellied daisies accented with a dark brown cone from midsummer to come down . It reaches 2 substructure tall and is hardy in Zones 4 - 9 .
‘Indian Summer’ Black-Eyed Susan
Rudbeckia hirta‘Indian Summer ’ features shiny gold bloom and hairy leafage . It grows 3 feet tall and bloom from summer to ice in Zones 3 - 7 , where it is often grown as an annual .
‘Maya’ Black-Eyed Susan
Rudbeckia‘Maya ’ is an annual dwarf variety show with lucky - yellow petal - pack double flowers . It arise 18 inches marvelous .
‘Prairie Sun’ Black-Eyed Susan
Rudbeckia hirta‘Prairie Sun ’ sport yellow - orange bloom from summer to rime . It ’s audacious in Zones 3 - 8 but is usually grown as an yearbook .
‘Radiance’ Black-Eyed Susan
Rudbeckia hirta‘Radiance ’ is usually grown as an yearly and offer distinct double flower with quilled petals . It develop 18 inch tall .
‘Sonora’ Black-Eyed Susan
Rudbeckia hirta‘Sonora ’ is an yearly type with large sepia petal tipped in yellow . It grows 20 column inch marvellous .
‘Toto Lemon’ Black-Eyed Susan
Rudbeckia hirta‘Toto Lemon ’ is a midget one-year selection with cheery bright yellow flush all summer . It grow 15 inches tall .
‘Toto Rustic’ Black-Eyed Susan
Rudbeckia hirta‘Toto Rustic ’ is an one-year case that bears golden prime with rich burgundy - reddened centre . It grows 15 inch grandiloquent .
Black-Eyed Susan Companion Plants
Fountaingrass
Like many grasses , fountaingrass is spectacularwhen backlit by the rising or setting sun . Fountaingrass also sends out beautiful , fuzzy flower plumes in previous summertime . The white , pink , or cerise plume ( depending on potpourri ) continue into fall and bring a loose , informal feel to plantings . zone 6 - 11
Russian Sage
Russian sage is an significant playerin summertime and autumn garden . Its aromaticsilvery plumesand lavender peak show off well against most blossom . infantry - prospicient panicles of flowers blossom for many hebdomad . Zones 4 - 9
Coneflower
Thepurple conefloweris easy to grow and draws many dame and butterflies . This prairie native is prise for its heavy , sturdy , daisylike flowers with swag petals . permit it to pass around so you have at least a little sales booth . It used to be that rosy purple or white were the only pick in flower color , but recent hybrids have inaugurate xanthous , orange , burgundy , cream , and shade in between . geographical zone 3 - 9
Garden Plans for Black-Eyed Susan
No Fuss Bird and Butterfly Garden
implant a depressed - upkeep garden that willattract pollinatorsto your landscape painting using this sluttish garden plan .
Easy-Care Butterfly Garden Plan
make a lush island layer ofeasy - to - produce perennial and annual flowerswith this garden plan that will lend fascinating and beneficial insect to your garden .
Late-Summer Perennial Garden Plan
Keep the color strong through the raise time of year ’s end with this unproblematic garden design . It ’s packed with sun - loving , summertime - flower perennialsthat in general have brighter - hue flowers than those of bound , with warm reds , orangeness , and golden yellows taking center microscope stage .
Year-Round Excitement Garden Plan
While many garden are all about blossom , this one emphasizes foliage plants of depart heights and texture and adds a butterfly home toprovide shelter for pollinator .
Frequently Asked Questions
The most likely intellect your flowers are n’t blooming is a lack of sunshine . If other nearby plant are block the sunshine , cut down them to allow more sun to reach your black - eyed Susans . Also , if you ’ve been fecundate your plants , switch from a eminent - N eccentric to a high - phosphorus case . Nitrogen advance foliage maturation instead of flower maturation .
At the height of the growing season , bleak - eyed Susans may require help standing tall . Use bamboo or telegram stakes to support the larger industrial plant .
Yes , indeed . blackened - eyed Susan flower are endearing additions to arrangements . The cut flowers usually last 6 - 10 days .
Credit: Justin Hancock
It depends on the eccentric . Some bleak - eyed Susan plant are annuals and must be replaced each year . Some are biennials , and many are short - lived perennials . So they may live one , two , or a few eld .
Credit: John Reed Forsman
Credit: Jerry Pavia
Credit: Peter Krumhardt
Credit: Justin Hancock
Credit: Peter Krumhardt
Credit: Justin Hancock
Credit: Justin Hancock
Credit: Justin Hancock
Credit: Justin Hancock
Credit: Marty Baldwin
Credit: Peter Krumhardt
Credit: Greg Ryan
Credit: Illustration by Gary Palmer
Credit: Illustration by Mavis Augustine Torke
Credit: Illustration by Mavis Augustine Torke
