Ruby Giant
Large violet-blue flowers with a strong show in late winter and early spring.
Crocus spp.

Hardy spring-flowering corms for free-draining soil. Plant in autumn, then leave the foliage in place after flowering so they can feed next year.
12 cm · Full Sun · Low Water
Calibrated to Nottingham · last frost ≈ 20 Apr
| Activity | January | February | March | April | May | June | July | August | September | October | November | December |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Plant out | No | No | No | No | No | No | No | No | Yes | Yes | Yes | No |
What to do through the growing season
01
Plant corms during 23rd September - 21st November, pointy end up, about in free-draining soil. Space apart. Water in.
02
From 4th February 2027 to 31st March 2027, enjoy the flowers. They take sun or a little shade. In pots, keep compost moist while they grow. Never waterlogged.
03
Remove faded flowers from 9th February - 10th April 2027.
03
Leave the foliage in place from 31st March 2027 until it yellows. Do not mow until then.
Tap a plant to see why it works (or doesn't) with Crocus.
Companion planting can deter pests, improve pollination, and make better use of space. Some plants confuse pests or attract beneficial insects; others improve soil or offer shade to neighbours that need it.
Popular varieties of Crocus to consider
Large violet-blue flowers with a strong show in late winter and early spring.
Pale blue flowers that work well in pots and the front of borders.
Reliable purple flowers that naturalise well in grass and open borders.
Clear yellow flowers for a bright early display in beds and containers.