When can I transplant Colchicum?

Asked By: Salvina Olegario | Last Updated: 9th February, 2020
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After three or four years, you may need to lift and split overcrowded clumps. This is a job best done in late summer, before flowering begins. Replant the corms in soil refreshed with a few handfuls of bonemeal. Colchicums are sometimes recommended for growing indoors – just set on a saucer with no soil or water.

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Correspondingly, how do you grow Colchicum?

Grow colchicum bulbs purchased from the local garden center in late summer in well-drained soil in full to part sun. The sunnier the location for colchicums, the less likely they will flop over when flowering. Amend the soil well with compost. Plant bulbs 4 to 6 inches deep spaced 6 to 12 inches apart.

Beside above, how do you transplant crocus bulbs? When possible, transplant your crocus bulbs in fall about six weeks before the first expected frost. Loosen the soil around the crocus with a handheld cultivating fork. Slide a trowel under the corms and lift them from the soil. Brush the excess soil off the corms and inspect them.

Likewise, when can you transplant fall crocus?

How to Grow Fall Flowering Crocus

  1. Light: Fall flowering crocus bloom best in full sun.
  2. Soil: Fall flowering crocus grow best in well-drained, silty soil.
  3. Spacing: Space small varieties of fall flowering crocus bulbs (corms) 3 inches apart.
  4. Planting: Plant fall flowering crocus bulbs (corms) in late summer or early fall.

Are spring crocus poisonous to humans?

Spring crocus plants are part of the Iridaceae family. These ingestions can cause general gastrointestinal upset including drooling, vomiting and diarrhea. These should not be mistaken for Autumn Crocus, part of the Liliaceae family, which contains a toxic alkaloid called colchicine.

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What is Colchicum used for?

Pharmaceutical uses
autumnale contain colchicine, a useful drug with a narrow therapeutic index. Colchicine is approved in many countries for the treatment of gout and familial Mediterranean fever. Colchicine is also used in plant breeding to produce polyploid strains.

What do you do with crocus after flowering?

To restore their bountiful blooms, divide the plants every three to five years. After the flowers are spent and the foliage has started browning, cut off the dying leaves and dig up the corms. The developing cormlets may drop from the lifted corms, or you can remove them manually.

How do you propagate Crocus?

How to Propagate Crocus Flowers from Bulb Divisions
  1. Sort the bulbs by size and color to make your garden design easier.
  2. Choose a location with plenty of sun.
  3. Place bone meal or bulb fertilizer in the bottom of each hole.
  4. Place the offset or bulbils in the hole tip side up and 2 to 3 inches deep.

Should I lift crocus bulbs?

When to Dig up Crocus Bulbs. For winter crocus bulb storage, lift the corms when the leaves have died back at the end of the season. Even though the flowers are long gone, waiting until foliage is yellow and dying allows the plant to continue to collect solar energy to fuel the next season.

What does a crocus bulb look like?


With narrow, almost grass-like leaves that appear after the blooms, and just 3-4 inches tall, they are perfect to plant in nooks and crannies or where they can poke up through low groundcovers. Because they bloom so early, they can be planted above and amongst other later blooming bulbs.

Where does saffron come from?

Where does saffron come from? The spice originates from a flower called crocus sativus—commonly known as the "saffron crocus." It is believed that saffron originated and was first cultivated in Greece, but today the spice is primarily grown in Iran, Greece, Morocco, and India.

Does crocus multiply?

ALL ABOUT CROCUS. Crocus are one of the first flowers to bloom each spring. Over time, these carefree bulbs will naturalize and multiply to produce more flowers every year.

When can I divide saffron bulbs?

Timing Matters. In Mediterranean climates, saffron crocuses should be divided in autumn after the flowers fade and the grass-like foliage dies back. Older plants benefit most from division because it will increase the distance between the corms and thereby provide a greater share of nutrients for each one.

What bulbs bloom in the fall?

Calla Lilies – Calla lilies have green speckled pointed leaves and funnel shaped flowers. These fall bulbs are usually white, pink, orange or yellow. Fall Blooming Crocus – These pretty flowers can bloom white, purple, or blue, as well as red and orange.

Can you eat crocuses?


A crocus is a perennial. The corms of crocuses that bloom in spring aren't toxic. It's still a good idea to keep them out of the way of children and pets, though. If pets eat the corms they may experience gastrointestinal upset.

What plants are poisonous to touch?

7 Dangerous Plants You Should Never Touch
  • Manchineel. Manchineel (Hippomane mancinella) W.H. Hodge.
  • Poison Ivy. Poison ivy (Toxicodendron radicans) Walter Chandoha.
  • Stinging nettle. stinging nettleStinging nettle (Urtica dioica).
  • Hogweed. giant hogweedGiant hogweed (Heracleum mantegazzianum).
  • Tread-softly.
  • Gympie gympie.
  • Pain bush.

Can you get saffron from any Crocus?

Saffron comes from the saffron crocus bulb (Crocus sativus), which is an autumn blooming crocus. Once you have purchased the saffron crocus bulbs, you can plant them in your yard. As they are fall-blooming crocus, you will plant them in the fall, but they will probably not bloom the year you plant them.

Are all crocus stamens edible?

The colorful blossoms of crocus, peeping from the ground, are beloved signs of spring. They cheer us, and reward magnificently the low cost and ease of their initial planting, with an ever-increasing abundance of beauty. What's more remarkable, and too little known, is that they are edible.

Is Wisteria poisonous to touch?

The tempting beauty of wisteria is alluring but do you know that it is a mildly poisonous plant, mainly for cats and dogs. Every part of it is poisonous, especially seeds. If only few seeds are ingested they can cause mild abdominal pain, vomiting, diarrhea and depression of the central nervous system.

How tall do crocus grow?


It grows 3 inches tall and blooms in late winter and early spring.

Are calla lilies poisonous to touch?

The calla lily is unfortunately poisonous and should only be touched with gloves, it's not only dangerous to get plant parts into your mouth. Irritations occur even if you touch it with a small part of your skin.

Are crocus bulbs poisonous to dogs?

Spring Crocus is non-toxic, but ingestion may cause mild symptoms of gastrointestinal upset in dogs. Care must be taken to distinguish spring crocus from the autumn crocus which is very poisonous. Different varieties can bloom at different times of the year, so season is not a safe identification method.