Description
Crocus Prins Claus (Crocus chrysanthus)
Crocus Prins Claus is a captivating member of the Iridaceae family, admired for its striking two-tone petals—pristine white with deep royal purple accents—and bright yellow stamens that add a touch of sunshine to early spring displays. Belonging to Crocus chrysanthus, commonly called Snow Crocus, it’s one of the earliest to bloom, bringing vibrant colour when few other flowers are in sight. Native to Southern Europe and the Mediterranean, this early-blooming corm perennial is cherished for its hardiness and adaptability, thriving across a range of garden settings year after year.
Uses in the Garden
Crocus Prinse Claus brings a burst of early spring colour, perfect for naturalising lawns, borders, and rock gardens. These cheerful blooms not only brighten the garden but also attract pollinators, making them both beautiful and beneficial. Plant them in clumps to create stunning drifts of colour or pair them with ornamental grasses for a natural, effortless look.
Key Uses:
- Naturalising in lawns and garden beds
- Adding early colour to borders and rock gardens
- Planting in containers for portable displays
- Providing an early food source for pollinators
Climate Suitability
This variety thrives in cool to subtropical climates and tolerates temperatures as low as -15°C, making it ideal for frosty winters. Crocus Prins Claus benefits from distinct seasonal changes for optimal blooming.
Climate Tips:
- Cool and temperate climates: Ideal for long-term growth.
- Mediterranean climates: Use well-drained soil with light mulch.
- Arid climates: Ensure well-drained soil and mulch to retain moisture.
- Subtropical climates: Plant in cooler, shaded spots.
How to Store Crocus Bulbs Upon Arrival
In mild winter regions, a 6-week chilling period before planting is recommended to trigger flower production. Upon arrival, inspect bulbs and store them in a cool, dry place away from moisture and heat.
Storage Tips:
- Keep bulbs in a breathable container like a mesh or paper bag.
- Store in a cupboard or shed.
- Avoid storing near fruit that releases ethylene gas.
- Plant from March onwards, once the ground has cooled.
How to Plant Crocuses
- Location: Full sun to part shade, under deciduous trees is ideal.
- Soil: Well-drained soil is essential; amend clay soil with sand or compost.
- Depth & Spacing: Plant bulbs 10 cm deep and 7-10 cm apart. In warmer climates, plant deeper.
- Watering: Water thoroughly after planting. Once established, they require minimal watering.
- Fertilising: Apply blood and bone or a balanced fertiliser at planting and again in early spring. If skipped at planting time, apply before flowering.
- Mulching: Add a light layer of mulch to retain moisture and protect bulbs.
Aftercare
Allow the foliage to die back naturally after blooming to help the bulbs store energy for the next season. Avoid cutting back leaves too early, as this can weaken the bulbs.
Aftercare Tips:
- Water sparingly during dormancy.
- Refresh mulch annually to protect bulbs and suppress weeds.
Division
Crocus multiply over time and should be divided every 3-5 years to maintain healthy growth.
How to Divide:
- When: Late summer during dormancy.
- How: Gently lift clumps, separate the corms, and replant or store them.
- Replanting: Maintain the same depth and spacing to encourage growth.
Pests and Diseases
Crocuses are low maintenance but can be affected by pests and diseases.
Common Pests:
- Slugs and Snails: Use crushed eggshells or coffee grounds as natural deterrents.
- Rodents: Cover newly planted bulbs with chicken wire.
Common Diseases:
- Botrytis (Grey Mould): Ensure good air circulation and avoid overwatering.
- Corm Rot: Prevent by planting in well-drained soil.
Safety
Crocuses are harmful if eaten, potentially causing stomach upset in humans and pets. If ingested or if any symptoms occur, seek medical advice immediately.
Safety Tips:
- Keep bulbs out of reach of pets and children.
- Wear gloves when handling bulbs if you have sensitive skin.
- Monitor pets to prevent accidental ingestion.
Supplied as dormant bulbs.