PG Plan Your Garden

How to grow Siberian Squill in the UK

Scilla siberica

Siberian Squill growing in a UK garden

Siberian Squill (Scilla siberica) is a flower that grows well in UK gardens. One of the most intense blues in the garden. Naturalises freely in grass and borders. This guide covers when and how to sow Siberian Squill, the soil and position it likes, watering and feeding, companion planting, and when to harvest.

Type
Flowers
Difficulty
Easy — good for beginners
Position
partial sun (3–6 hrs)
Sow
spring
Harvest

When to sow & grow Siberian Squill

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 Siberian Squill

No specific companion notes for this plant.

Grow Siberian Squill this year

Add Siberian Squill to your free 12-month plan and get watering & sowing reminders — no sign-up needed.

Siberian Squill FAQs

How much sun does Siberian Squill need?

Siberian Squill prefers partial sun (3–6 hrs).

Is Siberian Squill easy to grow?

Easy — good for beginners. One of the most intense blues in the garden. Naturalises freely in grass and borders.

More flowers to grow

Pot Marigold Sunflower Sweet Pea Cosmos Nasturtium Nigella Cornflower Iceland Poppy