How to grow Iris reticulata in the UK
Iris reticulata
Iris reticulata (Iris reticulata) is a flower that grows well in UK gardens. Tiny but vivid — plant in pots or raised beds for visibility. Hates wet feet in summer. This guide covers when and how to sow Iris reticulata, the soil and position it likes, watering and feeding, companion planting, and when to harvest.
When to sow & grow Iris reticulata
Sowing and harvest window through the year (UK):
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep Plant | Oct | Nov | Dec |
Soil, position & care
- Soil
- Free-draining soil; bulbs rot in waterlogged ground
- Soil pH
- 6.0–7.5
- Position
- Sun to dappled shade; many naturalise under deciduous trees
- Sowing depth
- 2–3× the bulb height deep
- Spacing
- 2–3 bulb-widths apart
- Sowing
- Plant dormant bulbs in autumn (tulips best in November)
- Growing
- Little care needed; feed after flowering if naturalising
- Harvest & upkeep
- Let foliage die back naturally — do not tie or cut for 6 weeks after flowering
- Watch for
- Slugs on shoots; squirrels dig newly planted bulbs; narcissus bulb fly
Companion planting for Iris reticulata
No specific companion notes for this plant.
Add Iris reticulata to your free 12-month plan and get watering & sowing reminders — no sign-up needed.
Iris reticulata FAQs
How much sun does Iris reticulata need?
Iris reticulata prefers full sun (6+ hrs direct).
When should I plant Iris reticulata in the UK?
In the UK, plant Iris reticulata in September. Planting in this window gives the roots time to establish before the plant is asked to grow away.
Is Iris reticulata easy to grow?
Easy — good for beginners. Tiny but vivid — plant in pots or raised beds for visibility. Hates wet feet in summer.