Check individual planting instructions. Dry corms in hot water cupboard and then store in a cool dry place for next year. The gladiolus thrives best in sandy soil and if you do not live in an area where sand is part of the soil, you must mix it into the dirt. Leaves with a bluish tint are sword-shaped. The bulbs are giant, rounded and with pointed tops - plant with the points facing upwards. Plant the gladiolus corms 10 to 12cm (4 - 5 inches) deep and in rows spaced apart at 38 to 60 cm (15 to 24inches). Keep bulbs dry over winter months until shoots appear again in spring. Deadhead regularly. Gladioli » Giant Flowered Gladioli Miniature Butterflys Gladioli Liliums » Asiatics Christmas & Aurelian Lilies Orientals Tiny Series Patio Paeonies Spring Bulbs » Anemones Crocus Crocus Species Daffodils Dutch Iris Freesias Gladioli Nanus Hyacinths Iris Reticulata If you’re planning to use them for successional colour, plant a handful a week or so apart from March onwards, to extend the display. If this happens be assured that they will definitely flower prolifically in the second season. If you plan to cut your glads for indoors, you can plant them closer. When planting your bulbs, include sand mixed in with the soil. In the garden. They are valued for their long flower spikes which are excellent as cut flowers. Like building a house a good foundation is the key to success in your garden. Planting time determines bloom time, so instead of planting all of your gladiolus corms at once, purchase enough so you can plant a handful every week from spring through early-summer. Large groups look magnificent at the back of a perennial display. Plant 3cm deep, 15cm apart in well-drained soil in dappled shade. Cut flower growers often space them as little as 5cm apart. Like building a house a good foundation is the key to success in your garden. Whether your style is fiddle leaf figs, or maidenhair ferns, creating your very own indoor oasis is the perfect finishing touch to your living spaces. It is a good idea to dust the corms with some insecticide powder before sort ageo e, t nsure that no insect damage occurs over winter. Compost is also an excellent water saver. Plant in spring. Tubers can be lifted when plants start to die down. Deadhead regularly. When Gladiolus Flower Removal is Beneficial. Press soil gently around the base of the plant. Plant pointy side up in full sun and well-drained soil, 15cm deep and 12-15cm apart. In very cold areas they perform best if planted in pots rather than the cold ground. Storage in a warm position will result in breaking the dormancy too early, before conditions are suitable for planting outdoors. There are currently no items in your shopping cart. The better the soil, the better your plants will grow. Plant in full sun and in well-drained soil, if soil is heavy mound it up so that excess water will run off from around the area were the corm has been planted. Plant out after all threat of frost has passed. As an example, if planted in August, gladioli take 120-150 … Allow 30cm (12in) between tall gladioli. Water regularly spring/summer until after the flowering period. Plant in spring with the top of the bulb just under the soil surface, about 10-20cm apart. Gladys last in a vase for over a week; once picked the blooms continue to open. Bulbs & Bare Rooted Plants - Planting Guide Spring. The mix should be at the same level on the plant as it was in the previous container. Small dwarf varieties can be planted 20cm (8in) apart. These bulbs should flower well this summer but a sudden cold snap during active growth can sometimes shut down their ability to flower. Gently firm mix around the base of the plant. Hemerocallis Day Lilies - Bare rooted. Fertilise well with blood and bone and again with liquid fertiliser when flowering and spray with fungicide for powdery mildew if required. Protect from winds, as these plants have a very shallow root system and can easily blow over when in bloom if they become top heavy. Water well and mulch. Spray for thrips if required . Receive news & information on special promotions, straight to your inbox weekly. They do well in a sunny and sheltered position, north facing is ideal. It is important not to plant the bulbs until the soil temperatures reach around 14 degrees. See your local frost dates here. An African native, the gladiolus (Gladiolus spp. Gently loosen the root ball of your plant and position the plant in the centre of the hole. 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