Overview

Crocus sativus is a clump forming bulbs in the genus Crocus, part of the Iridaceae family, with deciduous foliage. It typically grows around Up to 10 cm tall and 0-0.1 metre wide, reaching full size in around 2-5 years. Crocus sativus grows best in full sun, and tolerates most soils and alkaline and neutral pH.

About

Crocus sativus, commonly known as saffron crocus or autumn crocus, is a species of flowering plant in the iris family Iridaceae. A cormous autumn-flowering cultivated perennial, unknown in the wild, it is best known for the culinary use of its floral stigmas as the spice saffron. Human cultivation of saffron crocus and the trade and use of saffron have endured for more than 3,500 years and span different cultures, continents, and civilizations. Mature plants reach roughly Up to 10 cm tall and 0-0.1 metre wide, carrying deciduous foliage. In the garden it prefers full sun and most soil types. In UK gardens it is very hardy across most of the UK (RHS H6). Suggested uses include gravel garden, patio and container plants, mediterranean climate plants and wildlife gardens. It tolerates alkaline and neutral soils, well-drained conditions and south-facing aspects. Its flowers are attractive to bees and other pollinators.

Wikipedia contributors, CC BY-SA 4.0Crocus sativus

About the genus

Crocus is a genus of seasonal flowering plants in the family Iridaceae comprising about 100 species of perennials growing from corms.

Wikipedia contributors, "Crocus", CC BY-SA 4.0Crocus

Growing conditions

Best soil and position for Crocus

Sunlight
Full sun
Soil type
Chalk, Loam, Sand
Soil pH
Alkaline, Neutral
Soil moisture
Well-drained
Aspect
South-facing
Exposure
Exposed, Sheltered

Plant details

Crocus sativus size, habit and characteristics

Plant type
Bulbs
Habit
Clump forming
Foliage
Deciduous
Height
Up to 10 cm
Spread
0-0.1 metre
Time to full height
2-5 years

Frequently asked questions

Where is the best place to plant Crocus sativus?

Crocus sativus prefers full sun. It suits exposed and sheltered positions.

What soil does Crocus sativus need?

Crocus sativus is adaptable and grows happily in most soil types, including chalk, loam and sand. It prefers alkaline and neutral soil. Aim for soil that stays well-drained.

How big does Crocus sativus grow?

Crocus sativus reaches a height of Up to 10 cm and a spread of 0-0.1 metre. It takes around 2-5 years to reach full size.

More in the Crocus genus

Browse all Crocus