252 Species in Genus Crocus

Crocus | Monsteraholic
February 5 – Crocus
"The Crocus, a herald of spring, defines February 5."
Crocus symbolizes renewal and awakening. Like this flower, you bring fresh energy and inspiration wherever you go. Your presence signals hope and the promise of new beginnings.

The Enchanting Crocus: A Gardener’s Guide

For years, I’ve been captivated by the sight of crocuses bursting through the cool spring soil. These cheerful blooms, with their delicate petals in vibrant hues, are a true harbinger of warmer days. But as my gardening journey began, I was bombarded with questions. When to plant? How deep do they go? Are they deer-resistant?

This guide is for fellow garden enthusiasts like myself, eager to unlock the secrets of these charming flowers. Let’s delve into the world of crocuses and answer all the burning questions!

What is a Crocus?

Crocuses are delightful members of the Iridaceae family, known for their cup-shaped flowers that appear in early spring. These low-growing perennials come in a variety of colors, including purple, yellow, orange, white, and even bi-colored varieties. Their slender leaves emerge with the blooms, adding a touch of elegance to the garden.

Crocus species

  1. Crocus abantensis T.Baytop & B.Mathew
  2. Crocus abracteolus Kernd. & Pasche
  3. Crocus adami J.Gay
  4. Crocus adamioides Kernd. & Pasche
  5. Crocus adanensis T.Baytop & B.Mathew
  6. Crocus aerius Herb.
  7. Crocus akdagensis Kernd. & Pasche
  8. Crocus akkayaensis Kernd. & Pasche
  9. Crocus alatavicus Regel & Semen.
  10. Crocus albocoronatus (Kernd.) Kernd., Pasche & Harpke
  11. Crocus aleppicus Baker
  12. Crocus alexandri Nicic ex Velen.
  13. Crocus almehensis C.D.Brickell & B.Mathew
  14. Crocus ancyrensis (Herb.) Maw
  15. Crocus angustifolius Weston
  16. Crocus antalyensioides Rukšāns
  17. Crocus antalyensis B.Mathew
  18. Crocus antherotes Kernd. & Pasche
  19. Crocus archibaldiorum (Rukšāns) Rukšāns
  20. Crocus arizelus Kernd. & Pasche
  21. Crocus armeniensis Rukšāns
  22. Crocus artvinensis (J.Philippow) Grossh.
  23. Crocus × asturicus Herb.
  24. Crocus asumaniae B.Mathew & T.Baytop
  25. Crocus asymmetricus Erol
  26. Crocus athous Bornm.
  27. Crocus atrospermus (Kernd. & Pasche) Kernd. & Pasche
  28. Crocus atticus (Boiss. & Orph.) Orph.
  29. Crocus autranii Albov
  30. Crocus autumnalis Mill.
  31. Crocus azerbaijanicus Dolatyari & Rukšāns
  32. Crocus baalbekensis Addam & Bou-Hamdan
  33. Crocus babadagensis Kernd. & Pasche
  34. Crocus balansae J.Gay ex Maw
  35. Crocus banaticus J.Gay
  36. Crocus baytopiorum B.Mathew
  37. Crocus bertiscensis Raca, Harpke, Shuka & V.Randjel.
  38. Crocus berytius Kernd. & Pasche
  39. Crocus beydaglarensis Kernd. & Pasche
  40. Crocus bifloriformis Kernd. & Pasche
  41. Crocus biflorus Mill.
  42. Crocus boissieri Maw
  43. Crocus boryi J.Gay
  44. Crocus boulosii Greuter
  45. Crocus bowlesianus Kernd. & Pasche
  46. Crocus bozdagensis Rukšāns & Zubov
  47. Crocus brachyfilus I.Schneid.
  48. Crocus brickellii Rukšāns
  49. Crocus bydzowskyanus Rukšāns & Zubov
  50. Crocus caelestis (Kernd. & Pasche) Kernd., Pasche & Harpke
  51. Crocus calanthus Kernd. & Pasche
  52. Crocus cambessedesii J.Gay
  53. Crocus cancellatus Herb.
  54. Crocus candidus E.D.Clarke
  55. Crocus cappadocicus (B.Mathew) Rukšāns
  56. Crocus caricus (Kernd. & Pasche) Kernd., Pasche & Harpke
  57. Crocus carpetanus Boiss. & Reut.
  58. Crocus cartwrightianus Herb.
  59. Crocus caspius Fisch. & C.A.Mey. ex Hohen.
  60. Crocus chiaicus Dolatyari & Rukšāns
  61. Crocus chionophilus Dolatyari & Rukšāns
  62. Crocus christianii Rukšāns & Zubov
  63. Crocus chrysanthus (Herb.) Herb.
  64. Crocus clusii J.Gay
  65. Crocus cobbii Kernd., Pasche & Harpke
  66. Crocus coloreus Kernd. & Pasche
  67. Crocus corsicus Vanucchi
  68. Crocus crewei Hook.f.
  69. Crocus cvijicii Košanin
  70. Crocus cyprius Boiss. & Kotschy
  71. Crocus dalmaticus Vis.
  72. Crocus damascenus Herb.
  73. Crocus danfordiae Maw
  74. Crocus danubensis Kernd., Pasche, Randjel. & V.Randjel.
  75. Crocus demirizianus Erol & Can
  76. Crocus dispathaceus Bowles
  77. Crocus dolatyarii Rukšāns
  78. Crocus duncanii Rukšāns
  79. Crocus duplex Weston
  80. Crocus etruscus Parl.
  81. Crocus fauseri Kernd. & Pasche
  82. Crocus fibroannulatus (Kernd. & Pasche) Kernd., Pasche & Harpke
  83. Crocus flavus Weston
  84. Crocus fleischeri J.Gay
  85. Crocus × fritschii Derganc
  86. Crocus gargaricus Herb.
  87. Crocus geghartii Sosn.
  88. Crocus georgei Rukšāns
  89. Crocus gilanicus B.Mathew
  90. Crocus goulimyi Turrill
  91. Crocus graveolens Boiss. & Reut.
  92. Crocus gunae Rukšāns
  93. Crocus hadriaticus Herb.
  94. Crocus hakkariensis (B.Mathew) Rukšāns
  95. Crocus hartmannianus Holmboe
  96. Crocus harveyi Rukšāns
  97. Crocus haussknechtii (Boiss. & Reut. ex Maw) Boiss.
  98. Crocus heilbronniorum Erol
  99. Crocus hellenicus (Rukšāns) Rukšāns
  100. Crocus hermoneus Kotschy ex Maw
  101. Crocus heuffelianus Herb.
  102. Crocus hittiticus T.Baytop & B.Mathew
  103. Crocus homeri Ruksans
  104. Crocus × hybridus Petrovič
  105. Crocus hyemalis Boiss. & C.I.Blanche
  106. Crocus ibrahimii (Rukšāns) Rukšāns
  107. Crocus ilgazensis (B.Mathew) Rukšāns
  108. Crocus ilvensis Peruzzi & Carta
  109. Crocus imperati Ten.
  110. Crocus incognitus Kernd. & Pasche
  111. Crocus inghamii Rukšāns
  112. Crocus ionopharynx (Kernd. & Pasche) Kernd., Pasche & Harpke
  113. Crocus iranicus Rukšāns
  114. Crocus isauricus Siehe ex Bowles
  115. Crocus istanbulensis (B.Mathew) Rukšāns
  116. Crocus jablanicensis Randjel. & V.Randjel.
  117. Crocus jostii Rukšāns & Zubov
  118. Crocus kangalensis Kernd. & Pasche
  119. Crocus karamanensis Kernd. & Pasche
  120. Crocus karduchorum Kotschy ex Maw
  121. Crocus kartaldagensis Kernd. & Pasche
  122. Crocus katrancensis Kernd. & Pasche
  123. Crocus keltepensis Yüzb.
  124. Crocus kerndorffiorum Pasche
  125. Crocus kofudagensis Rukšāns
  126. Crocus korolkowii Maw & Regel
  127. Crocus kosaninii Pulevic
  128. Crocus kotschyanus K.Koch
  129. Crocus kurdistanicus (Maroofi & Assadi) Rukšāns
  130. Crocus laevigatus Bory & Chaub.
  131. Crocus lazicus Boiss.
  132. Crocus leichtlinii (Dewer) Bowles
  133. Crocus leucostylosus (Kernd. & Pasche) Kernd., Pasche & Harpke
  134. Crocus ligusticus Mariotti
  135. Crocus longiflorus Raf.
  136. Crocus lyciotauricus Kernd. & Pasche
  137. Crocus lycius (B.Mathew) Rukšāns
  138. Crocus lydius Kernd. & Pasche
  139. Crocus macedonicus Rukšāns
  140. Crocus malatyensis Kernd. & Pasche
  141. Crocus malyi Vis.
  142. Crocus marandicus Dolatyari & Rukšāns
  143. Crocus marasensis Kernd. & Pasche
  144. Crocus mathewii Kernd. & Pasche
  145. Crocus mazziaricus Herb.
  146. Crocus mediotauricus Kernd. & Pasche
  147. Crocus melantherus Boiss. & Orph. ex Maw
  148. Crocus mersinensis Kernd. & Pasche
  149. Crocus michelsonii B.Fedtsch.
  150. Crocus micranthus Boiss.
  151. Crocus minimus Redouté
  152. Crocus minutus Kernd. & Pasche
  153. Crocus moabiticus Bornm. & Dinsm.
  154. Crocus mouradi Whittall
  155. Crocus multicostatus Kernd. & Pasche
  156. Crocus munzurense Kernd. & Pasche
  157. Crocus musagecitii Erol & Yıldırım
  158. Crocus mysius Kernd. & Pasche
  159. Crocus naqabensis Al-Eisawi & Kiswani
  160. Crocus neapolitanus (Ker Gawl.) Loisel.
  161. Crocus neglectus Peruzzi & Carta
  162. Crocus nerimaniae Yüzb.
  163. Crocus nevadensis Amo & Campo
  164. Crocus nivalis Bory & Chaub.
  165. Crocus niveus Bowles
  166. Crocus novicii V.Randjel. & Miljkovic
  167. Crocus nubigena Herb.
  168. Crocus nudiflorus Sm.
  169. Crocus ochroleucus Boiss. & Gaill.
  170. Crocus olivieri J.Gay
  171. Crocus oreocreticus B.L.Burtt
  172. Crocus oreogenus Kernd. & Pasche
  173. Crocus orphei Karampl. & Constantin.
  174. Crocus pallasii Goldb.
  175. Crocus pallidus Kitan. & Drenk.
  176. Crocus pamphylicus (B.Mathew) Rukšāns
  177. Crocus × paulineae Pasche & Kerndorff
  178. Crocus pelistericus Pulevic
  179. Crocus pelitensis Kernd. & Pasche
  180. Crocus pestalozzae Boiss.
  181. Crocus pilousii Rukšāns & Zubov
  182. Crocus ponticus Kernd. & Pasche
  183. Crocus pseudoiranicus Dolatyari & Rukšāns
  184. Crocus pseudonubigena (B.Mathew) Kernd., Pasche & Harpke
  185. Crocus pulchellus Herb.
  186. Crocus pulchricolor (Herb.) Herb. ex Tchich.
  187. Crocus pumilus (Rukšāns) Rukšāns
  188. Crocus punctatus (B.Mathew) Kernd., Pasche & Harpke
  189. Crocus puringii Rukšāns
  190. Crocus randjeloviciorum Kernd., Pasche, Harpke & Raca
  191. Crocus rechingeri Kernd. & Pasche
  192. Crocus reinhardii Rukšāns
  193. Crocus reticulatus Steven ex Adams
  194. Crocus rhodensis Rukšāns
  195. Crocus robertianus C.D.Brickell
  196. Crocus romuleoides Kernd. & Pasche
  197. Crocus roopiae Woronow
  198. Crocus roseoviolaceus Kernd. & Pasche
  199. Crocus rujanensis Randjel. & D.A.Hill
  200. Crocus ruksansii Zubov
  201. Crocus salurdagensis Kernd. & Pasche
  202. Crocus salzmannii J.Gay
  203. Crocus samarasii Ruksans
  204. Crocus sanandajensis Kernd. & Pasche
  205. Crocus sarichinarensis (Rukšāns) Rukšāns
  206. Crocus sativus L. Plant FAQs: Crocus Sativus – Saffron
  207. Crocus scardicus Košanin
  208. Crocus scepusiensis (Rehmann & Wol.) Borbás ex Kulcz.
  209. Crocus scharojanii Rupr.
  210. Crocus schneideri Kernd. & Pasche
  211. Crocus seisumsiana Rukšāns
  212. Crocus siculus Tineo
  213. Crocus sieberi J.Gay
  214. Crocus sieheanus Barr ex B.L.Burtt
  215. Crocus simavensis Kernd. & Pasche
  216. Crocus sivasensis Kernd. & Pasche
  217. Crocus sozenii Rukšāns
  218. Crocus speciosus M.Bieb.
  219. Crocus stevensii Rukšāns
  220. Crocus stridii Papan. & Zacharof
  221. Crocus suaveolens Bertol.
  222. Crocus suworowianus K.Koch
  223. Crocus tahtaliensis Kernd. & Pasche
  224. Crocus taseliensis Kernd. & Pasche
  225. Crocus tauri Maw
  226. Crocus tauricus (Trautv.) Puring
  227. Crocus terzioghlui Erol
  228. Crocus thirkeanus K.Koch
  229. Crocus thomasii Ten.
  230. Crocus tommasinianus Herb. Plant FAQs: Crocus Tommasinianus
  231. Crocus tomoricus Markgr.
  232. Crocus tournefortii J.Gay
  233. Crocus vaclavii Rukšāns
  234. Crocus vallicola Herb.
  235. Crocus variegatus Hoppe & Hornsch.
  236. Crocus veluchensis Herb.
  237. Crocus veneris Tapp. ex Poech
  238. Crocus vernus (L.) Hill Plant FAQs: Crocus Vernus – Dutch Crocus
  239. Crocus versicolor Ker Gawl.
  240. Crocus vitellinus Wahlenb.
  241. Crocus wattiorum (B.Mathew) B.Mathew
  242. Crocus weldenii Hoppe & Fürnr.
  243. Crocus xantholaimos (B.Mathew) Rukšāns
  244. Crocus xanthosus Kernd. & Pasche
  245. Crocus yakarianus Yıldırım & Erol
  246. Crocus yaseminiae Erol
  247. Crocus yataganensis (Kernd. & Pasche) Kernd., Pasche & Harpke
  248. Crocus youngiorum Rukšāns & Zetterl.
  249. Crocus zagrosensis Kernd. & Pasche
  250. Crocus zanjanensis Kernd. & Pasche
  251. Crocus ziyaretensis Kernd. & Pasche
  252. Crocus zubovii Rukšāns

When to Plant Crocus Bulbs?

The ideal time to plant crocus bulbs depends on your climate. In colder regions with harsh winters, aim for fall planting, 6-8 weeks before the ground freezes. This allows the bulbs to develop roots before winter dormancy. In warmer climates, you can plant them as early as late summer or even wait until early spring, as long as the ground isn’t frozen.

How to Plant Crocus Bulbs?

Planting crocus bulbs is a breeze. Here’s what you need to do:

  1. Choose a sunny location with well-drained soil. Crocuses won’t tolerate soggy conditions.
  2. Dig holes 2-3 inches deep, spaced about 3-4 inches apart.
  3. Place the bulbs pointy end up, gently pressing them into the soil.
  4. Cover the holes with soil and water thoroughly.

That’s it! Now, sit back and wait for the spring magic to unfold.

When Do Crocus Bloom?

Crocuses are among the earliest spring bloomers, often appearing as soon as the winter’s grip loosens. Depending on the variety and your climate, you can expect them to flower from late winter to early spring, bringing a burst of color to your garden.

What to Plant with Crocus?

Crocuses pair beautifully with other early bloomers like snowdrops (Galanthus nivalis) and grape hyacinths. They also complement perennials with late-blooming flowers, providing seasonal interest throughout the year.

Do Deer Eat Crocus?

Fortunately, deer tend to leave crocuses alone. The bulbs contain a chemical called colchicine, which is toxic to deer and other animals. So, you can rest assured that your crocus display will remain safe from hungry herbivores.

Do Crocus Spread?

Yes, crocuses can spread over time! They multiply by producing offsets, or smaller bulbs, which mature and bloom in subsequent years. This natural propagation creates a charming carpet of colorful flowers in your garden.

How Deep to Plant Crocus Bulbs?

As a general rule, plant crocus bulbs 2-3 times their own depth. For example, a bulb that’s 1 inch tall should be planted 2-3 inches deep.

Do Crocus Bulbs Multiply?

Absolutely! As mentioned earlier, crocuses naturally multiply by producing offsets (daughter bulbs). This allows them to form charming clusters over time, enhancing the visual impact in your garden.

Are Crocus Perennials?

Yes, crocuses are considered perennials, meaning they come back year after year with proper care. They may not be as long-lived as some other perennials, but they’ll continue to grace your garden with their cheerful blooms for several seasons.

Are Crocus Poisonous to Dogs?

While crocuses contain colchicine, which is toxic to humans and some animals, the concentration in crocus bulbs is typically low. However, it’s still best to keep pets away from them to avoid any potential stomach upset. If you’re concerned about your dog ingesting crocuses, consult your veterinarian.

How to Care for Crocus?

Caring for crocuses is a breeze. They require minimal maintenance. Water them regularly during their growth period (fall to spring) and let the foliage die back naturally after flowering. You can also add a light layer of mulch around the bulbs in fall to protect them from harsh winters and retain moisture.

How to Propagate Crocus?

The easiest way to propagate crocuses is to let them spread naturally through their offsets. You can also dig up established clumps after flowering and carefully separate the bulbs to create new plantings.

Does Crocus Spread?

Yes, as mentioned earlier, crocuses spread naturally through offsets, forming delightful clusters over time. This natural propagation is one of the joys of growing crocuses – watching them slowly colonize an area and create a vibrant carpet of color in your garden.

Do Squirrels Eat Crocus Bulbs?

While squirrels are notorious for digging up bulbs, crocuses are generally less appealing to them due to the presence of colchicine. However, hungry squirrels might still give them a nibble. To deter them, you can try planting crocuses in wire mesh baskets or using squirrel repellents.

How Long Do Crocus Blooms Last?

The individual crocus bloom typically lasts for a week or two, depending on weather conditions. However, since crocus bulbs often flower in clusters, you can enjoy a colorful display for several weeks in your garden.

Are Crocus Poisonous to Cats?

Similar to dogs, crocuses pose a potential health risk to cats due to the presence of colchicine. The concentration is usually low, but it’s best to keep your feline friends away from these flowers. If you suspect your cat has ingested crocuses, contact your veterinarian immediately.

Do Rabbits Eat Crocus?

Rabbits can be quite destructive in the garden, and crocus bulbs are not exempt from their nibbling. To protect your crocus display, you can use fencing or repellents specifically formulated for rabbits.

Are Crocus Edible?

While crocus flowers have a mild flavor and have been used historically in some cultures, it’s generally not recommended to eat them. The colchicine content can cause stomach upset and other health problems. It’s best to admire their beauty and leave them for the bees!

Can You Plant Crocus Bulbs in the Spring?

While fall planting is ideal for most climates, you can technically plant crocus bulbs in early spring as long as the ground isn’t frozen. However, the success rate might be lower compared to fall planting.

Are Crocus Native to North America?

No, crocuses are not native to North America. They originate from mountainous regions in Europe, Asia, and the Middle East. However, they have been widely cultivated for centuries and thrive in many temperate climates around the world.

How to Pronounce Crocus?

The pronunciation of “crocus” is straightforward. It’s pronounced “KROH-kus,” with a short “o” sound and emphasis on the first syllable.

Crocus vs Daffodil

Both crocuses and daffodils are cheerful spring bloomers, but they have distinct characteristics. Crocuses are smaller, with delicate cup-shaped flowers that appear in late winter to early spring. Daffodils, on the other hand, are larger and have trumpet-shaped flowers that bloom in mid to late spring. Crocuses prefer full sun to partial shade, while daffodils can tolerate more shade.

Crocus vs Saffron

Saffron, the world’s most expensive spice, actually comes from the dried stigmas of a particular crocus species, Crocus sativus. Unlike the common crocus varieties grown in gardens, Crocus sativus has a distinctive purple flower with orange-red stigmas.

Crocus vs Tulip

Similar to daffodils, tulips are larger than crocuses and bloom later in spring. Tulips come in a wider variety of colors and shapes, while crocuses are known for their cup-shaped blooms in a more limited color palette. Crocuses prefer well-drained soil, while tulips can tolerate slightly moister conditions.

Crocus vs Colchicum

Colchicum, also known as autumn crocus, is a lookalike but blooms in fall instead of spring. It’s important to note that colchicum is highly poisonous, unlike the common crocus.

Crocus vs Pasque Flower

The pasque flower (Pulsatilla Vulgaris) resembles a crocus with its cup-shaped blooms and hairy stems. However, it’s a member of the buttercup family and blooms slightly later than crocus, typically in mid-spring.

Crocus vs Star of Bethlehem

The star of Bethlehem (Ornithogalum Umbellatum) has white, star-shaped flowers that superficially resemble crocuses. However, it belongs to the asparagus family and blooms in late spring to early summer.

With this comprehensive guide, you’re now equipped to bring the magic of crocuses to your garden. From planting tips to fascinating comparisons with other spring bloomers, this information will ensure your crocus journey is a blooming success!

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