Since crocus is considered a spring bloomer, you need to plant corms in late summer to early fall. The bulbs are small and rounded, with slight pointed tops - plant with the points facing upwards. The appearance of corms differs from bulbs as corms tend to have a flattened shape. Temperate Europe and Asia. Plant the corms around 4 inches deep in gritty, well-drained soil. Crocus species and cultivars are mostly very hardy and are easily grown plants that are particularly well suited to rockery planting. Plant with the pointed tip facing upwards, cover with soil, and water once done. Select corms that are healthy and free of disease, mold or damage. 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. New plants can also be obtained through division. Set out dormant bulbs from late summer to early winter, planting them 3in (8cm) deep. First, dig a hole in your desired area that is two to three times the depth of your bulb. Dig holes and plant the crocus bulbs 3-4" deep and 2-3" apart. Don’t plant in dense shade, such as on the north side of structures. Sign up to get all the latest gardening tips! Dig trenches 5 inches deep and plant corms with the flat side down and 1 to 2 inches apart. 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 spring flowering species … Sandy soils will require some organic amendment to enhance nutrient content. Make sure to plant Saffron Crocus bulbs at least 6 weeks before chance of frost. Interestingly, most plants not only need vernalization but they need increased photo hours to sprout. This is usually during September and October in the northern U.S. and Canada, and October and November in the southern United States. Plant Crocus corms around 4 inches deep in gritty, well-drained soil. You should plant crocus around 3 inches separated and ensure the bunch contains 10 to 12 corms. Crocus can be grown in all but the tropical and dry arid areas, they do grow well in the temperate or Mediterranean type climates. Crocus prefer full sun to partial shade and gritty, well-drained soil, sandy loam with composted organic matter. This prevents early tender shoots from getting zapped by freezing temperatures. Notes Save my name, email, and website in this browser for the next time I comment. How to Plant Your Crocus Bulbs. You can plant them in the lawn, but for proper crocus care, don’t cut the grass until their leaves turn yellow and disappear. When to Plant: Plant crocus bulbs in the fall, once the weather has cooled down and before the ground has frozen.For best results, plant the bulbs within a month after receiving them. The 15 weeks of chilling will usually take you into March, which is when daylight hours are increasing and ambient temperatures start to warm. Plant your crocus corms in the fall when your soil has cooled off & the temperature is between 40 to 50 degrees Fahrenheit. Find more gardening information on Gardening Know How: Keep up to date with all that's happening in and around the garden. For autumn blooming crocuses, plant bulbs in late summer. Planting: Plant fall flowering crocus bulbs (corms) in late summer or early fall. How to plant crocuses in your garden: Wait until the soil is 60 degrees Fahrenheit or colder. Plant them in the open rather than the shade (unless you live in the South) because crocuses like plenty of sunshine. Required fields are marked *. Plant them 3-4 inches deep and 2-3 inches apart making sure the pointed side of the bulb faces up. Ideally, the best time to plant a crocus is 6 to 8 weeks before the first expected frost. These plants are perfect for pots and borders and will flower from September into November. If you live in a warmer climate simply keep your bulbs in the refrigerator until late winter and then plant them out as annuals. The plant will not emerge if it doesn’t get this combination of correct conditions. The biggest reason why crocus flowers don’t do well is overwatering. Since Autumn Crocus and Spring Crocus bloom during different seasons in the year, these corms need to be planted at their correct times. This is important to prevent the corms from sitting in a bog and rotting. 3. The best time when to plant crocus is early in autumn, as soon as you can buy them. They’re good to go under deciduous trees, where they’ll get enough sunlight before most trees have fully leafed out. If soil has too much clay, amend it with bark, leaf litter or compost. It suits light shade or can be planted under deciduous shrubs. Ideally, the best time to plant a crocus is 6 to 8 weeks before the first expected frost. Read the label to see how deep to plant your crocus – This may vary for different varieties of bulbs. Pre-winter is the best season for developing corms and ensures water it regularly during this season. It will not grow in full shade. Tip – Plant Crocus corms in drifts in grassy areas or around other plants for a naturalistic look. These plants are perfect for pots and borders and will flower from September into November. Here are some of our favourite Autumn Crocus varieties: Spring Crocus bloom from late February into spring, so the best time to get these corms planted is September-November, just before the ground freezes in Winter. Plan to plant your crocus bulbs when the ground is consistently below 60 °F (16 °C) in the fall. Any plant that can bloom through snow is a true winner. bloom in the fall, winter or spring, depending on the variety, in hues of purple, white, yellow, blue and bi-colored. 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 … Bulbs should be planted 4 in (10 cm) apart or in widely spaced groups of more crowded bulbs. Crocus requires a minimum of 15 weeks of chilling to break dormancy. Planting Saffron crocus bulbs can be planting in late summer, fall © Jackie Bale / Getty Images. Satisfying the chilling and photo-period requirements are important for crocus bulb growing but so is the actual planting. Where to plant Crocus bulbs. Ideally, plant crocus corms 6 to 8 weeks before a hard frost is expected and when the soil temperature is below 60°F (16°C). To plant from corms, plant in the fall about 2.5 inches deep and 2 inches apart, 35 to 70 corms per square foot. This allows the corm to develop a root system before going dormant. Tip – Plant Crocus corms in drifts in … Pickwick, a striped variety of crocus that blooms in early summer with its lilac and purple flowers. Crocus speciosus ‘Albus’ RHS AGM – an all white form of this autumn flowering species. Take the temperature of your soil and ensure that it will stay below 60 degrees for 12 weeks or think about planting your crocus in pots. Your email address will not be published. The best way to achieve this is to plant them just before they will experience those circumstances. Therefore, planting times for crocus must include this factor in addition to the chilling period. Plant bulbs as soon as possible after receiving them. Crocus, genus of about 75 low-growing cormose species of plants of the iris family (Iridaceae). Discover exactly when and how to plant Crocus corms and fill your garden with stunning Crocus flowers for most of the year. This allows the corm to develop a root system before going dormant. Plant in any sunny or partly shaded position in cool, moist, humus-rich soil. Spring-flowering bulbs should be planted from early autumn, so they have time to produce new roots before the onset of winter. The chilling period gives the corm the clue that it is not time to grow up through the soil. Choose a sunny location with well-draining soil for crocus bulb growing. Plant spring-flowering bulbs, such as daffodils, crocus and hyacinths, preferably by the end of September Plant tulips in November Plant hardy summer-flowering bulbs, such as lilies, alliums and crocosmia, in September and October Scientific Name: Crocus spp., mainly C. chrysanthus, C. flavus, C. sieberi, C. tommasinianus and C. vernus. Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area. Discover exactly when and how to plant Crocus corms and fill your garden with stunning Crocus flowers for most of the year. The process is called vernalization, and most plants undergo some form of it during the cold season; however, some plants don’t even need it to sprout. How to Grow Crocus Sativus. Even if you live in Zones 5 and below, go ahead and plant saffron crocuses outdoors in a pot at the beginning of August. When To Plant Crocus Bulbs (Corms) Spring-blooming Crocus are hardy in zones 3-8 and are planted in fall, as long as you can still work the ground. The best time to plant autumn-flowering Crocus is late July to September. Where, When, and How to Plant Crocus Flower Search our blog for tips, tutorials and the top varieties of the season. August is the best time to plant in colder locations (zones 3-6). Crocuses are the first bright surprise in early spring, painting the landscape in jewel tones. Crocus. In the garden these bulbs can be planted in the rock garden, in clumps in the border, naturalized into lawns or grown in containers. Crocus corms will not bloom if the photo period is not long enough to provide solar energy. Purpureus Grandiflorus or purple crocus, a crocus variety with an abundance of violet and purple shades. Flowering mainly in late winter to early spring, many crocuses are good in borders or seasonal containers while others are best in a rock garden or alpine house. Pick a spot in your garden that has well-draining soil and gets full sun or partial shade. After planting, water your bulbs well, thoroughly soaking the area. Crocuses are most often planted for early spring color, though there are also varieties that bloom in late fall and early winter. 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 … Crocus (Crocus spp.) The planting time for bulbs varies broadly according to their flowering time. Where to plant: Crocus corms can be planted just about anywhere as long as they get full to partial sun and well-drained soil. Cover with the soil and wait until spring! When planting crocus bulbs, make sure the bulbs are planted in full sun to light (dappled) shade. Roots will form in the autumn. Read on for important crocus planting tips. Plant the corms around 4 inches deep in gritty, well-drained soil. Spacing can be as close as 2in (5cm) between crocus bulbs, which look best when planted in groups of seven or more. Corms are very similar to bulbs, but corms are specialised sections of the stem. Plant Type: Perennial flower Light: Full sun Water: Give the crocus flower well-drained potting soil.Keep them dryer in the summer and water them a little more in the fall. We have 772 images of 568 crocus in our Crocus database. How to Plant Fall Flowering Crocus. Robust types provide drifts of colour in lawns and underneath deciduous trees. Since Autumn Crocus and Spring Crocus bloom during different seasons in the year, these corms need to be planted at their correct times. Crocus: Plant Care and Collection of Varieties. How to Keep Your Garden Looking Fabulous All Winter Long. Sow and Plant. You need to know when to plant crocus. By: Bonnie L. Grant, Certified Urban Agriculturist. 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. Crocus bulbs can be purchased and planted in the late summer through to late autumn for spring blooming. If the ground is dry when you're planting make sure to water it well, but don't let it stay soggy or the bulbs could rot. Why does it matter when you plant your bulbs and corms? Here are some of our favourite Spring Crocus varieties: Your email address will not be published. How to Plant a Crocus in a Lawn. Plant the corms about 4 inches deep and 2 to 4 inches apart with the pointed end up. For fall-blooming Saffron crocus, plant in late August or September. To plant your bulbs, you should follow these easy steps. Avoid heavy clay. Spring-flowering plants have a long floral tube that In the North this will be in September or October, in the South in October or November. It would seem that as long as they get in the ground they will grow when it is time, but actually bulbs, tubers and corms require certain conditions to break dormancy. Giant Dutch crocus, one of the biggest varieties of crocus which can reach up to 2-4 inches tall. By utilizing a trowel, burrow little openings and plant the corms around 3 to 4 inches down. In order to get the cheery flowers, you have to plant some corms at the right time of the year. A sure sign of spring, crocuses have low-growing, colorful, cup-shaped flowers that are a welcome sight in garden beds and lawns. 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Plant in late summer to flower in September/October The best time to plant autumn-flowering Crocu s is late July to September. Then bring the plant indoors before the first frost, and watch the blooms brighten up your living space within a few weeks. HOW TO PLANT CROCUS. … Plant your corms before the first frost! How to plant: Sometimes it … Make sure they’re spaced twice the bulbs width apart. Planting times for crocus differ from other species. The bulbs (corms) don't store well and should be planted soon after you receive them. Just make sure your indoor plant gets plenty of sunlight, or use a grow light during the day. Find a sunny spot in your garden that has good drainage – Crocus bulbs do not like very moist soil. Autumn crocus add a rainbow of colour to the garden as summer flowers start to fade, and Spring Crocus are one of the earliest plants to flower in late Winter. All this signals bloom to the plant and points to the best time to plant a crocus. Spring-blooming crocuses should be planted in the early fall. 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. The jewel-like tones of Crocus flowers are just one of the many reasons why these plants are loved by gardeners. Sign up for our newsletter. Click here to browse or search the plants in this database. In North America, this is typically in September or October in … It is not uncommon to see crocus arise from the snow, but without the right amount of sunlight, the plant will fail to bloom. Plant the crocus bulbs 6-8 weeks before your last frost date in the fall. Crocus sativus, commonly known as saffron crocus, is a delicate-looking lavender plant that produces sought-after stigmas. Latest gardening tips as long as they get when to plant crocus to partial sun and well-drained soil crocus... Shaded position in cool, moist, humus-rich soil and underneath deciduous trees, they. 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