Deadhead dianthus after flowering to promote rebloom. See our TOS for more details. And be sure to read our article on globe thistle – another excellent cut flower that you’ll have fun growing at home! I bought a couple of pots of these and have an issue..ugh. A pair of pinking shears would give a similarly ragged edge as on a piece of cloth. Originally published on July 25th, 2018. To direct sow outdoors, plant seeds to a depth of 1/8 inch once all danger of frost has passed. For long-stemmed carnations, ‘Cancan Scarlet’ is a good choice for the garden. There are a few of things you can try. (See Propagation notes below.). Cover the container with a cloche or plastic bag to keep the soil moist and warm. Some of these links may be affiliate in nature, meaning we earn small commissions if items are purchased. With additional writing and editing by Allison Sidhu. Try ‘La France’ carnations (D. caryophyllus ‘Chabaud’) for a classic pink version, or ‘King of Blacks’ (D. caryophyllus ‘Grenadin’) for an incredible deep purple. To plant from seed, begin indoors 2-8 weeks prior to the last frost for your area. Dianthus flowers need weekly watering. Deadheading and some cutting back after the first bloom help to ensure a second bloom later in summer or early in the fall. ‘Telstar’ Dianthus Seeds, in Packages of 100 or 500. They bloom best when given plenty of sun, but they don't like the high heat of mid-summer. Here’s how: Mass in a bed along a patio or deck, where the spicy fragrance can be enjoyed up close. They were often featured in ornate friezes adorning buildings of importance, and were added to celebratory garlands. This applies to growth as well as colour intensity and odour development. Dianthus will continue to bloom until past mid-summer if the spent flowers are regularly cut off. Stem rot can be a problem in dianthus plants if the soil doesn’t drain well. Dianthus requires well-drained soil, as it doesn’t enjoy getting its “feet wet.” Overly saturated soil may lead to the development of disease and root rot in the plant. Powdery mildew forms on leaves in warm, humid conditions. In garden beds, place dianthus at the front and along borders so you can appreciate their pleasant clove fragrance. ALL RIGHTS RESERVED. Fireplace ashes can also increase the soil alkalinity. Gardeners also need to ensure that the plant receives adequate airflow through the foliage and flowers to drive off disease like white powdery mildew and rust. Dianthus (Dianthus spp.) It is hardy in Zones 3-8. Leave a few faded flowers on the plant to produce seed, if desired. They do thrive in good soil, however many are tolerant of poorer soils as well. Mulch is fine to keep weeds under control, but to avoid rot, don’t let the mulch crowd around the crowns of dianthus. Here’s what’s to come: One of the earliest cultivated flowers, Dianthus species have been revered for centuries, and were common in Ancient Greek and Roman times. Learn tips for creating your most beautiful (and bountiful) garden ever. Leave a few faded flowers on the plant to produce seed, if desired. Dianthus also are ideal for a cutting garden. Try one inch of water once a week. Carnations grow to a height of 24 inches, sweet williams have an upright habit of up to 18 inches, and old-fashioned pinks form mounds that can reach 6-10 inches. A shovelful of compost worked into the soil once a year is enough to nourish the plants. They are pretty phung, and easy to care for – 6 hours of sun, average water, and regular fertilizing will do the trick! Keep the soil moist, and once they have 2-3 leaves, thin to 8-12 inches apart. It's best to plan them early in the spring season. Many are herbaceous perennials, but there are some hardy annuals and biennials available, and even a few that are classified as dwarf shrubs. Hardy, with a bold fragrance, seeds can be purchased online at True Leaf Market. Full sun is important for thriving plants, so choose a location that gets at least six hours of light each day. Dianthus Bloom Time If you are hoping for blooms all summer long, Dianthus is a good door to knock on, although not every species and cultivar in … We occasionally link to goods offered by vendors to help the reader find relevant products. Remove faded flowers to encourage more blooms. Last updated April 26th, 2020. Prune back your dianthus plants, shearing off faded flowers and all frost-damaged foliage. The plant is extremely healthy looking but has refused to flower for a few years now. Product photos via True Leaf Market, Eden Brothers, and Hirt’s Gardens. It is an unknown variant but both are a low clump forming type that have been in the garden for many years. Planting Dianthus. There are around 300 species in the genus which are separated into two groups: annual bedding Dianthus and perennial Dianthus. A little water during long dry spells is appreciated. The ‘Jolt Pink’ offer excellent drought resistance as well. Dianthus blooms may be single or double (think little carnations), but all have the same jagged-edged petals. Overwinter in a sheltered spot that is protected from frost and freezing temperatures. Set in a sheltered spot in the garden that receives morning sunlight, but out of hot afternoon sun. Both of these should return year after year as perennials, as long as you are located in USDA Hardiness Zone 5 and up. These are a pest free plant and require little maintenance. The name of this genus is derived from a combination of the Greek words dios (god) and anthos (flower), or “flower of the gods.”. To Ron stems to a certain spot? To direct sow outdo… Save seeds from favorites to plant the following season where old plants fail to come up. One myth holds that Diana, Greek goddess of the hunt, blamed a flute-playing shepherd for scaring away her prey. True Leaf Market also carries a selection hybrid Dianthus seeds, a cross between D. chinensis (China pink) and D. barbatus – try the dwarf ‘Telstar’ mixed series for continuous, colorful blooms all summer. Transplant outdoors once they’re 4-5 inches high. Alpine pinks are the smallest, forming mats only 4-6 inches high. Dianthus flowers bloom prolifically in early spring and summer, but many dianthus will rebloom throughout the gardening season if you cut flowers off as they fade. As a side note, the verb “to pink” was popularized in the fifteenth century, and means “to finish an edge with a scalloped, notched, or other ornamental pattern.” As if they were trimmed with pinking shears, D. plumaris exhibits delicately notched petals, in addition to a rosy hue. Fertilize? The flowers can also go dormant in consistently hot summer temperatures, above 85 degrees F. Dianthus plants are light feeders. In addition to cheddar pinks, dianthus also goes by the common names of clove pinks, gillyflower, and sweet William (which most often refers to the biennial dianthus). Of the 300 species, most are native to Europe and Asia, a few are indigenous to north Africa, and one alpine species is native to the arctic regions of North America. They feature narrow, linear leaves with a blue-green hue that appear opposite one another on narrow stems. All like a full sun location where they receive at least 6 hours of sunlight each day, and need well-drained soil. By using The Spruce, you accept our, Dianthus flowers, pinks, garden pinks, cheddar pinks, sweet William, clove pinks, gillyflower, 5 inches to 3 feet tall, depending on variety, The 11 Best Garden Poppies to Grow in Every Region, How to Grow Candytuft (Iberis Sempervirens) Flowers. Unfortunately, the same doesn’t hold true for rabbits. hi there- i just bought-Rocking Red Sweet William& a Jolt Pink Dianthus-do both come back every year-. Remove any covering and move the pots away from protective walls to their positions in … Most dianthus flowers are easy to grow and can thrive in a range of conditions.