rudbeckia goldsturm care. If planting out, prepare the soil in advance by digging over and removing any weeds. Thrives in average, well-drained soil. Come suggerisce il nome, la R. “Maxima” è una varietà perenne dal fiore molto grande, il fogliame glauco e un’altezza media dei fusti che va dai 170 ai 200 cm. I loro estratti si rivelano utili in caso di ferite, ustioni o malattie da raffreddamento. Per questo motivo, la sua presenza in aiuole e giardini è estremamente decorativa e molto apprezzata dagli estimatori delle piante ornamentali e da fiore. Planting Rudbeckias in a position that gets full sun and with lots of room for air circulation is generally enough to avoid any serious infections. Rudbeckia, una pianta perenne decorativa bella e facile da coltivare. They need a fertile soil enriched with lots of organic matter, which holds plenty of moisture in spring and summer, doesn't dry out or become waterlogged. Although a few Rudbeckia fulgida cultivars have been introduced since then, none of them have proved superior to ‘Goldsturm’. 3x Échinacée Rudbeckia 'Goldsturm' jaune. An unusual variety with a yellowish rather than brown cone as well as yellow florets. Le Rudbeckia Goldsturm est une plante vivace reconnue pour sa grande rusticité et sa facilité de culture. This well-named half-hardy annual or hardy perennial has very large golden yellow flowers that can be up to 18cm in diameter. Full sun. Rubeckias are pretty tough plants with simple requirements –  a sunny, warm position in decent soil enriched with organic matter, and adequate water. Many of the perennial varieties can be bought from garden centres and nurseries as young plants raised in pots or modules, and some are also widely available as seed. Bright gold petals with a deep brown cone highlight the garden in late summer. Growth rate: fast. Once the danger of frost has past, they should be hardened off for one to two weeks before planting out in May or early June. Since the Perennial Plant Association selected rudbeckia ‘Goldsturm’ as the Plant of the Year in 1999, ‘Goldsturm’ has been the standard of excellence in the rudbeckia family. Planting Advice for Rudbeckia 'Goldsturm': For best results grow in moist, fertile soil that drains well, or in pots in good quality compost, in full sun or semi shade. A sprinkle of blood, fish and bone can be added at planting, and a modest annual feed of a granular general plant food in spring will help any plants that seem to be struggling to reach their potential. Also known as Black-Eyed-Susan, ‘Goldsturm’ produces masses of uniform, golden-yellow flowers, each with a rich brown centre that will light up the garden like sunshine. Sowing rudbeckias Annuals. Rudbeckia Goldsturm is very long blooming. It can also be used as part of dazzling mass plantings of bright contrasting colours by mixing it with purple Sedums and red or bright pink Helianthemum, Helenium, Crocosmia and Osteospermum. Even then, it tends to be more unsightly than terminal. It makes a superb feature in the mixed border as it grows up to it full 60cm in height, and in an open position it will make a clump about 50cm in diameter. Rudbeckia fulgida, detta anche “Goldsturm” è una varietà a fiore particolarmente grande che si adatta ai terreni comuni e preferisce le esposizioni in pieno sole. http://www.landdesigns.com/blog Goldstrum Black Eyed Susan, Rudbeckia fulgida var. Incredibly floriferous, Rudbeckia fulgida 'Little Goldstar' is a compact, clump-forming perennial boasting masses of golden-yellow, starburst-shaped flowers, 2-2.5 in. Le Rudbeckia, aussi appelé Echinacea, est une plante originaire d'Amérique du Nord. They are very closely related genera from the Asteraceae family, but they are not the same thing. 100% Garanzia Prodotti Freschi Imballaggio ecologico protettivo Ordina online! Rudbeckias generally require little care or attention, other than the ritual dead-heading of faded blooms to encourage repeat flowering. Viewed 9k times 6. The petals of the Rudbeckia flower tend to point generally outwards, while the Echinacea petals more often curve back and downwards in a reflexed manner. Rudbeckia fulgida Goldsturm spreads slowly, not aggressively at all, by underground rhizomes. The addition of plenty of organic matter before planting out will provide an excellent foundation, especially on clay soils. The half-hardy biennials tend to be better suited than the larger perennials to life in a pot. RUDBECKIA fulgida 'Goldsturm' (sullivantii), - RUDBECKIA fulgida 'Goldsturm' est une plante vivace très florifère dont les centaines de fleurs jaune doré à coeurs bruns illumineront sans aucun doute vos massifs estivaux. Rudbeckia fulgida var. Si tratta, in realtà, di una varietà di Echinacea dalle dimensioni ridotte (70 cm) un tempo assimilata alla Rudbeckia. Use a fork to lift the clump, doing as little damage as possible to the root-ball. It is an excellent border plant, is only 40cm to 45cm tall, and makes a beautiful addition to a vase. The common names black-eyed Susan and coneflower echo the contrast between Rudbeckia’s colourful, generally yellow petals and the prominent dark brown or black cone that protrudes from the centre of the flower. Rudbeckia species tend to grow their finest in any somewhat fertile soil that is heavy but well-drained. This perennial plant is long-lived and reliably produces masses of rich golden yellow, 3-4 in. December 2, 2020; Uncategorized Full sun. Should I prune Rudbeckia for winter? Le rudbeckia se plaît dans tout type de sols, avec une préférence pour les substrats frais et riches. This stunning plant is one of the larger varieties of Rudbeckia, with a height of 1.5m and a spread of 90cm, giving it a bush-like appearance in the height of summer and into early autumn. DIY Garden is a UK garden website that aims to inspire, advise and help you improve your outdoor space. Si tratta di una pianta erbacea a portamento cespuglioso che fa parte della grande famiglia delle Asteraceae. Discard the central, old part, and re-use the more vigorous outer parts of the clump. Il tuo indirizzo email non sarà pubblicato. Rudbeckia fulgida var. Da Luglio ad Ottobre, presenta capolini giallo oro con ligule più grandi rispetto la specie precedente. A group of Rudbeckia Goldsturm is a must in every garden! There are very few rules in gardening, but perhaps the most important one is to work within your zone. Dazzling mounds of yellow flowers with a deep brown center. Very popular with good reason. Proven to be a workhorse in the garden, award-winning Rudbeckia fulgida var. Rudbeckia fulgida var. It is long-blooming and virtually pest-free. Plants in pots will appreciate a feed of general liquid plant fertiliser every month or so in the summer, and especially during the flowering period. Rudbeckias are really best suited to garden borders, but some of the smaller and sturdier varieties such as R. fulgida ‘Little goldstar’ can be raised in large pots and other containers (at least 50cm diameter) as long as they have effective drainage holes. Feljaunes, pétales effilées au coeur presque noir. sullivantii 'Goldsturm' rud-BEK-ee-ah FULL-jih-dah variety sul-ih-VAN-tee-eye Audio Large flowers consisting of brassy orange-yellow rays surrounding brown cones are what make this plant so popular. Rudbeckia fulgida var. Prairie gardens tend to work better on a large scale in a sunny location, and designers recommend restricting the planting to approximately 25 types of plant, each planted in long, sausage-shaped groups of 10 to 20 across the garden. Plantation du rudbeckia. The flowers top 18- to 30-inch-tall plants that will readily self sow in cultivated soils. Each flower may last up to two weeks! In good soils, Rudbeckias should need little or no feeding. Q Black-eyed Susan looks great in my neighbour’s garden and I have asked for a piece next time he divides his. I think there is some confusion here. A garden classic with bold texture and upright habit. They will generally survive short-term drought conditions, but flowering will suffer. £14.99: Quantity: in stock ... Garden care: Lift and divide congested colonies in autumn or spring. sullivantii Goldsturm se distingue par sa taille moyenne de 60 cm plus courte que celle de l’espèce (qui culmine à 100cm) et son abondante floraison.. Dazzling mounds of yellow flowers with a deep brown center. Depending on your location and the weather, Rudbeckia fulgida Goldsturm can bloom well into the Fall season. Rudbeckia laciniata Herbstsonne Golden, drooping petals surrounding a prominent pale green conical centre. These Irish eyes will certainly make you smile. sullivantii 'Goldsturm' black-eyed susan. Leaf spot and powdery mildew are the most commonly encountered fungal diseases. Also known as brown or black-eyed Susans, rudbeckias (Rudbeckia spp.) Uncategorized >. La variété ‘Goldsturm’ (rudbeckia fulgida), plus petite d’une dizaine de centimètres environ, offre un feuillage vert foncé et le cœur de ses fleurs est brun. If you can find a warmer, sunny spot that does not get too damp, try one there, but make sure you buy a type with really hairy leaves and stems to provide maximum chomping resistance (one of the original species such as Rudbeckia fulgida would be a good choice). Rudbeckia fulgida Goldsturm Black Eyed Susan care. It has won more medals and awards than Sir Chris Hoy, including the RHS Award of Garden Merit! If planting out, prepare the soil in advance by digging over and removing any weeds. However, they can be prone to fungal leaf diseases, especially if they are crowded in a border and grown for prolonged periods in humid conditions. It is unbothered by insects or drought. Rudbeckia can be pruned of its dead growth any time from autumn into early spring, but Oregon State University Extension recommends waiting … For the varieties that are naturally branching, it is possible to promote a greater abundance of flowers by ‘stopping’ or tip-pruning. It grows up to 70cm in height, and can be grown from seed as a half-hardy annual or a short-lived hardy perennial. It can be grown as either a half-hardy annual or as a short-lived hardy perennial. Il fiore ricorda una grande margherita  o un girasole. Replace the new plants in the garden at a 50cm spacing. Si tratta di una pianta erbacea a portamento cespuglioso che fa parte della grande famiglia delle Asteraceae. Ama le esposizioni soleggiate e cresce bene sia in solitaria che in gruppo, magari in compagnia di altre essenze perenni. Powdery mildew is also a sign of unfavourably warm and humid conditions. Si tratta di una pianta perenne con perdita della parte aerea in inverno per poi r Care Level Easy . Baltimore Environmental Equity Partnership. In March or April, this should be sown thinly onto trays of moist seed compost, very lightly covered with a little additional compost, and then kept at a temperature of around 20ºC. Ou chambre de logement. Leur feuillage est velu, de couleur vert grisâtre. Q Are Rudbeckias and Echinaceas the same thing? It’s ideal for creating a splash of late-summer colour in ornamental borders and works well in prairie-style schemes with ornamental grasses. It has an RHS Award of Garden Merit. Ask Question Asked 8 years, 1 month ago. It is a very useful and colourful cut-flower and has a vase life up to 10 days. Do not feed with nitrogen-rich fertilisers, as this will encourage leaf growth at the expense of flowers. Uncategorized >. In addition to pre-planting preparation, add a 5cm layer of garden compost, well-rotted manure or another suitable organic mulch after planting and again in subsequent springs when working on the border. Produit ajouté au panier avec succès Quantité. September is a good time to plant herbaceous border perennials as it will give the roots time to grow and get established before the plants begins to put on top growth in the following spring. Rudbeckia fulgida ‘Goldsturm’ This is probably the most widely available variety of Rudbeckia. This is done by simply pinching out the leading shoots from the plant from just above a leaf base when it is about a third of the way to its full height in the early spring. Plants should be watered whenever necessary during spring, summer and autumn to keep the soil moist. sullivantii 'Goldsturm' is a highly popular choice. Esistono decine e decine di varietà di Rudbeckia, ma le più diffuse in Europa sono sono la Hirta e la Bilobata, entrambe caratterizzate da lunghi fusti e generose fioriture di differenti dimensioni e colori. Possiede steli ramificati, eretti e stabili, e foglie ovali, verde scuro, rugose. They are generally low maintenance, have a long flowering season and are good for wildlife. Herbaceous. ‘Goldsturm’ grows to 23–29 inches in height and spreads 18–23 inches. Nata a Cosenza il 25 febbraio 1980, all'età di 4 anni si trasferisce dalla città alla campagna, dove trascorre un'infanzia felice a contatto con la natura: un piccolo orticello, un giardino, campi incolti in cui giocare e amici a 4 zampe sullo sfondo. Blooming from midsummer through early fall, they are borne on branching, upright stems atop a bushy, short clump of rich green foliage. If a proportion are started and planted out early, perhaps at the risk of catching a late frost, some varieties will bloom in the first year in the garden. rudbeckia goldsturm care. The plant is huge, growing to 39–47 inches in height and spreading 23–29 inches. The perennial varieties rarely die out from the middle of a clump as they age, and they can generally be left pretty much to their own devices. Rudbeckia fulgida var. 7101. The name Rudbeckia was given to the plant by Carl Linnaeus, the father of modern taxonomy who formalised the modern system of naming plants and other organisms, to honour his patron and botany teacher at Uppsala University in Sweden, Professor Olav Rudbeck. Remove spent flowers to promote continued bloom. Planting Advice for Rudbeckia 'Goldsturm': For best results grow in moist, fertile soil that drains well, or in pots in good quality compost, in full sun or semi shade. È necessario che venga messa a dimora in un luogo al riparo dalle correnti d’aria. Rudbeckia Goldsturm - Common name:Brown Eyed Susan - Perennial Plant Association's Plant of the Year 1999. Rudbeckia fulgida var. Selected the 1999 Perennial Plant of the Year! Essa non ha bisogno di particolari tecniche colturali o cure specifiche. Anche le dimensioni sono ragguardevoli: la raggiunge facilmente ilmetro di alte… They are hardy in USDA zones 3 through 9. Cherokee sunset produces fantastic semi-double flowers in shades of brown-bronze on stems up to 50cm in height. Designing with contrasts of height, texture and form in mind is at least as important as the consideration of colour. Size: between 2 and 3 feet tall and up to 2 feet wide. Proven to be a workhorse in the garden, award-winning Rudbeckia fulgida var. Provides seeds in the winter for birds and nectar for butterflies. USDA Zone? Per la coltivazione in vaso è consigliabile cimare la pianta prima della fioritura e tagliare gli steli danneggiati e i fiori appassiti per stimolare la produzione di nuovi getti floreali. rudbeckia goldsturm care. It is short-lived but reseeds itself. Hardiness Zones: 3 to 9. Easy to grow perennial having exceptionally large flowerheads (3 to 5 inches across) of golden yellow petals with black-brown centers. All half-hardy annual varieties and many of the perennial Rudbeckias can be obtained as seed. Rudbeckia have daisy-like flowers that provide a blaze of colour in late summer. Seed heads can be dried and used in out-of-season, long-term arrangements. L'altezza della pianta si aggira intorno ai 50-60 cm mentre la larghezza è intorno ai 70-90 cm. Entrambe le essenze hanno trovato largo impiego in erboristeria e fitoterapia per le loro proprietà benefiche. It has an RHS Award of Garden Merit. Once established, tolerates mild drought, but prefers regular water. Prima di procedere alla semina in pieno campo, occorre preparare il substrato lavorando il terreno e alleggerendolo con un mix di sabbia e torba. Rudbeckia is very versatile and makes a great addition to flower borders, cottage gardens, containers, courtyard gardens, and certainly the cut flower garden. Seed grown. 2 litre pot: £14.99: 2 litre pot. Rudbeckia Goldsturm La Rudbeckia appartiene alla famiglia delle Asteraceae. Rudbeckia fulgida ‘Little Goldstar’ is a compact, floriferous rudbeckia, bearing bright yellow, black-eyed blooms from midsummer through to autumn. Per questo motivo, la sua presenza in aiuole e giardini è estremamente decorativa e molto apprezzata dagli estimatori delle piante ornamentali e da fiore. It has 12cm-diameter flowers with rich, deep-yellow, reflexed petals and a very dark central cone. Q I have a lot of slugs and snails in my garden. Ha foglie trilobate, grandi infiorescenze a “stella” intensamente colorate in tonalità rosso-arancio che diventano rifiorenti una volta recise. Si tratta di un tipo di erbacea molto rustica e facile da coltivare, dal fiore giallo-oro con il centro scuro. Determinata, volitiva, idealista e sognatrice, spera che un giorno il Pianeta Terra possa tornare ad essere un bel posto in cui vivere. This is probably the most widely available variety of Rudbeckia. Its 6cm diameter flowers have warm orange petals with yellow tips. La condizione essenziale è che le temperature notturne del periodo siano superiori ai 10-12°C. The perennial varieties can be increased by division of strong clumps, ideally in the spring though they can also be divided in autumn. Bloom Time: mid-Summer into Fall. La Rudbeckia è una pianta ornamentale perfetta per creare macchie di colore e accendere gli angoli più bui di aiuole e giardini. Anche le dimensioni sono ragguardevoli: la raggiunge facilmente il metro di altezza ed è provvista di un apparato radicale forte e  rizomatoso. With seven cultivars, two of which have received the Royal Horticultural Society’s award of garden merit, Rudbeckia Goldsturm is very popular. Once a suitable size, the seedlings should be transplanted individually into 7.5cm to 10cm pots. La Rudbeckia è una pianta perenne originaria del Nord America, ormai diffusa anche alle nostre latitudini e in nelle regioni boreali del Mondo. Rudbeckia fulgida 'Goldsturm' is a neat daisy which erupts into bloom from July to October adding warm, end of season colour to your borders. Rechercher. Mid summer blooming, thru fall. It blooms for 7 or 8 weeks beginning in midsummer. In estate e in autunno regala splendide fioriturecolorate nelle tonalità del giallo, rosso e arancio. Come la maggior parte delle Rudbeckie è originaria dell’America Settentrionale dove cresce spontanea in cespugli rigogliosi e di notevoli dimensioni sopportando temperature anche molto rigide. Its stout stems reach to a height of just 50cm, so it’s perfect for growing at the front of a border or in a pot. I suoi fiori lasciano il posto a infruttescenze particolarmente ricche di semi che rappresentano un’ottima fonte di nutrimento per uccelli e altri piccoli animali. Sun: full sun but plants can handle some shade It does better in damper ground than many of the varieties. Durante lo sviluppo vegetativo raggiunge un’altezza massima di 70-80 cm e si abbina bene in gruppi e in aiuole con Aster, Erba gatta, Veronica, ecc. Rudbeckia. Among the best border perennials available, this is a selection of one of our native North American wildflowers. Nelle primissime fasi della loro vita, il terreno deve essere costantemente umido. C'est une vivace qui est aussi cultivée en annuelle. Da esso, partono i fusti sottili e ramificati dotati di un ricco fogliame verdissimo disposto a spirale. Il periodo di fioritura va da giugno a ottobre. What to Do with Black-Eyed Susan Plants in Fall & Winter. La differenza più marcata consiste nel colore dei fiori: l’Echinacea produce infiorescenze di colore rosso-violaceo, mentre quelli della Rudbeckia sono prevalentemente gialli e arancioni. Rudbeckia laciniata Goldquelle Bright lemon-yellow, double flowers. 1863. Care Information. sullivantii ‘Goldsturm’ is an easy-to-grow perennial that can remain in the same spot for several years. Rudbeckias in good growing conditions are rarely affected by pests or diseases. Commander. A group of Rudbeckia Goldsturm is a must in every garden! Rudbeckie Goldsturm - Rudbeckia Fulgida est un produit de jardin spécialement sélectionné de notre gamme de Plantes Vivaces. Esattamente come le altre varietà, anche la specie “Hirta” è classificata come erbacea perenne, ma viene coltivata anche come biennale.Le biennali si seminano a partire da maggio-giugno, periodo climaticamente più favorevole alla germinazione dei semi. sullivantii ‘Goldsturm’ bears wide, black-eyed, single, yellow daisy flowers with cone-shaped, black-brown centres from August to October. Proprietary fungicides can be used in accordance with their instructions if required as a short-term fix, but if the conditions are fundamentally wrong for the plant, the disease will simply re-occur in the future. flowers (7-10 cm) from midsummer through early fall, no matter what the weather is like. La Rudbeckia è un esemplare di pianta perenne che può essere coltivata in vaso o usata per decorare i giardini. sullivantii ‘Goldsturm’ bears wide, black-eyed, single, yellow daisy flowers with cone-shaped, black-brown centres from August to October. Rudbeckia 'Little Goldstar' PP #22,397. It grows to 2 feet tall. Rating: 100 % of 100. Support with ring stakes or brushwood well before the flowers appear. Selected the 1999 Perennial Plant of the Year! The perennial types are usually yellow but there are other flower colours available, with the annuals that usually raised from seed offer blooms in shades of orange, dark red or brown. Dal 2005 è pubblicista e cura una serie di collaborazioni con redazioni locali, uffici stampa e agenzie editoriali del bolognese. A very different plant indeed! Viene coltivata nei giardini e in vaso a scopo ornamentale, ma gli impieghi di alcune varietà di questa essenza sono noti anche in campo fitoterapico. Do il mio consenso affinché un cookie salvi i miei dati (nome, email, sito web) per il prossimo commento. Una volta spuntate, le giovani piante devono essere riparate dal sole diretto e dalle escursioni termiche brusche. Rudbeckia fulgida var. Ordina per: Nome, da A a Z Rilevanza Nome, da A a Z Nome, da Z ad A Prezzo, da meno caro a più caro Prezzo, da più caro a meno caro Visualizzati 1-2 su 2 articoli In saldo! Questa varietà è conosciuta anche con il termine anglosassone “Juligold” ispirato alla fioriture giallo-oro che iniziano nel mese di luglio. The plant’s preference for a well-drained but moist soil means that they need a good multipurpose potting compost and regular watering when grown in a container. So just to clarify, with my Rudbeckia I can just leave them in the pots for the winter, dead head them only!! Rudbeckia fulgida 'Goldsturm' black-eyed Susan or orange coneflower. Per maggiori informazioni 3x Echinacea Rudbeckia 'Goldsturm' giallo su Bakker.com. Incorporate some well-rotted manure to enrich the soil if necessary. Her expertise stems from a passion to teach her children about the benefits of outdoor play and how to protect the environment. Frequenta il liceo classico della città natale e dopo la maturità si trasferisce a Bologna dove si laurea in Scienze della Comunicazione. Makes a wonderful and long lasting cut flower. Plant in early spring and water in well with a seaweed fertilizer, mulch with provide a … An unusual species, often known as clasping coneflower, this is an erect annual with ovate, stem-clasping leaves and 5cm to 7cm yellow flowers with a dark brown cone. For more information about how we started, and our wonderful team check out our ‘About‘ page. Generalmente di colore rosso o arancione, screziato o bicolore. Rudbeckia grandiflora is a rhizomatous perennial species native to the Eastern United States. are easy-care plants that grow from 8 inches to … Over the last couple of decades, rudbeckia has been one of the most recognizable and widely grown perennials. The perennial Rudbeckias can also be used in naturalistic prairie plantings, in amongst grasses such as Stipa gigantea and Calamagrostis and other suitable plants such as Achillea, Persicaria, Echinacea and large Alliums. Seed-heads left on the plant also look quite attractive through winter, and may also lead to some self-seeding of new plants in open ground in the border around the plant. Over-feeding with a nitrogen-based fertiliser can also lead to sappy leaf growth that becomes more vulnerable to infection. When it comes to soil, Rudbeckias are pretty catholic in their taste and will grow in almost any type of soil that is fertile, moisture-holding and well-drained. Q Can you give me some practical design tips for a making a herbaceous border? They produce similar daisy-like, long-stemmed flowers with a central cone, but – with the exception of some recent cultivars – Rudbeckias are generally yellow or orange flowered, and Echinaceas are generally pink, purple or almost black. Assieme a lattughe, broccoli e zucchine coltiva anche la passione per la scrittura e la letteratura. Rudbeckia fulgida var. Rudbeckia Goldsturm is very long blooming. Nelle regioni a clima più rigido, meglio garantirle una posizione soleggiata e al riparo da vento e intemperie. One of the best Rudbeckia varieties for many gardeners is Rudbeckia fulgida. Rudbeckia fulgida ‘Goldsturm’ è una pianta perenne dal portamento più eretto. The rhizome can generally be pulled apart or cut quite readily with a sharp knife, or a small saw can be used – the blade should be clean, and ideally sterilised. Available as packets of mixed seeds that produce a colourful display of 50cm to 60cm tall flower border plants in various shades of orange, red, mahogany and gold. sullivantii ‘Goldsturm’ was discovered in a Czechoslovakian nursery in 1937 by Heinrich Hagemann, at the time he was an employee of Karl Foerster, the famous German nurseryman and the ‘godfather’ of ornamental grasses.Rudbeckia fulgida var. I'm just wondering how best to care for them over the winter? sullivantii 'Goldsturm' was awarded the RHS AGM in 1993. Another variety that can be grown as a half-hardy annual or as a short-lived hardy perennial, but this one has beautiful bright, rose-coloured flowers on tall stems up to 120cm in height. Alcune specie spontanee di questa pianta sono autoctone delle regioni alpine italiane. Rudbeckia fulgida 'Goldsturm' black-eyed Susan or orange coneflower. Grid; List; Ci sono 2 prodotti. sullivantii 'Goldsturm' is a popular standard. That’s not what I expected – I thought they were daisies. Will they attack a Rudbeckia if I plant one? Black-eyed Susan (Rudbeckia hirta) is a summer-blooming perennial in U.S. Department of Agriculture plant hardiness zones 4 through 9a.