Notes The best time to plant autumn-flowering Crocus is late July to September. Even if you live in Zones 5 and below, go ahead and plant saffron crocuses outdoors in a pot at the beginning of August. Pre-winter is the best season for developing corms and ensures water it regularly during this season. bloom in the fall, winter or spring, depending on the variety, in hues of purple, white, yellow, blue and bi-colored. As the spring flowering species flower early, they are great for planting beneath deciduous trees where they will flower before the tree puts on new foliage. Plant the crocus bulbs 6-8 weeks before your last frost date in the fall. August is the best time to plant in colder locations (zones 3-6). It suits light shade or can be planted under deciduous shrubs. The appearance of corms differs from bulbs as corms tend to have a flattened shape. Where, When, and How to Plant Crocus Flower Depth and Spacing: Crocus look best when they are planted in groups of 3 to 9 bulbs.Space them 3" apart on center and plant 3” deep. It is not uncommon to see crocus arise from the snow, but without the right amount of sunlight, the plant will fail to bloom. Discover exactly when and how to plant Crocus corms and fill your garden with stunning Crocus flowers for most of the year. … Crocus. Sandy soils will require some organic amendment to enhance nutrient content. 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These plants are perfect for pots and borders and will flower from September into November. Plant your corms before the first frost! The planting time for bulbs varies broadly according to their flowering time. Dig trenches 5 inches deep and plant corms with the flat side down and 1 to 2 inches apart. Satisfying the chilling and photo-period requirements are important for crocus bulb growing but so is the actual planting. The best time when to plant crocus is early in autumn, as soon as you can buy them. Crocus sativus, commonly known as saffron crocus, is a delicate-looking lavender plant that produces sought-after stigmas. Determine planting depth of Crocus bulbs, typically 2" to 3" Space bulbs 3 inches apart for smaller varieties and 6 to 10 inches apart for larger varieties How to Grow Fall Flowering Crocus Throughout the Season The bulbs (corms) don't store well and should be planted soon after you receive them. Hundreds of flowers are needed to create even just a tiny amount of Saffron, but the flowers look beautiful even if you don't plan to … Since crocus is considered a spring bloomer, you need to plant corms in late summer to early fall. Pick a spot in your garden that has well-draining soil and gets full sun or partial shade. Plant them in the open rather than the shade (unless you live in the South) because crocuses like plenty of sunshine. Discover exactly when and how to plant Crocus corms and fill your garden with stunning Crocus flowers for most of the year. Spring-blooming crocuses should be planted in the early fall. Crocus bulbs can be purchased and planted in the late summer through to late autumn for spring blooming. Plant the corms around 4 inches deep in gritty, well-drained soil. The best way to achieve this is to plant them just before they will experience those circumstances. If soil has too much clay, amend it with bark, leaf litter or compost. In the garden these bulbs can be planted in the rock garden, in clumps in the border, naturalized into lawns or grown in containers. Don’t plant in dense shade, such as on the north side of structures. By: Bonnie L. Grant, Certified Urban Agriculturist. Crocuses are most often planted for early spring color, though there are also varieties that bloom in late fall and early winter. Temperate Europe and Asia. First, dig a hole in your desired area that is two to three times the depth of your bulb. Roots will form in the autumn. Crocus: Plant Care and Collection of Varieties. Read the label to see how deep to plant your crocus – This may vary for different varieties of bulbs. The chilling period gives the corm the clue that it is not time to grow up through the soil. The best time to plant autumn-flowering Crocu s is late July to September. Plant them 3-4 inches deep and 2-3 inches apart making sure the pointed side of the bulb faces up. Cover with the soil and wait until spring! Make sure they’re spaced twice the bulbs width apart. The plant will not emerge if it doesn’t get this combination of correct conditions. This allows the corm to develop a root system before going dormant. Sometimes it … Crocus requires a minimum of 15 weeks of chilling to break dormancy. How to Plant a Crocus in a Lawn. Crocus, genus of about 75 low-growing cormose species of plants of the iris family (Iridaceae). Crocus es un género de plantas bulbosas perennes perteneciente a la familia Iridaceae.Con más de 80 especies, el género está ampliamente distribuido en África del Norte, Asia y … Planting times for crocus differ from other species. Ideally, the best time to plant a crocus is 6 to 8 weeks before the first expected frost. Set out dormant bulbs from late summer to early winter, planting them 3in (8cm) deep. You should plant crocus around 3 inches separated and ensure the bunch contains 10 to 12 corms. Plant bulbs as soon as possible after receiving them. In North America, this is typically in September or October in … Robust types provide drifts of colour in lawns and underneath deciduous trees. Crocus species and cultivars are mostly very hardy and are easily grown plants that are particularly well suited to rockery planting. Crocuses are native to the Alps, southern Europe, and the Mediterranean area and are widely grown for their cuplike blooms in early spring or fall. How to plant crocuses in your garden: Wait until the soil is 60 degrees Fahrenheit or colder. Corms are very similar to bulbs, but corms are specialised sections of the stem. HOW TO PLANT CROCUS. Pickwick, a striped variety of crocus that blooms in early summer with its lilac and purple flowers. Make sure to plant Saffron Crocus bulbs at least 6 weeks before chance of frost. Click here to browse or search the plants in this database. Crocus prefer full sun to partial shade and gritty, well-drained soil, sandy loam with composted organic matter. 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