When to plant Scabious in the UK

Scabiosa spp.

Scabious
Scabious · Scabiosa spp.

A reliable half-hardy cottage-garden flower for UK borders and cutting. Sow under cover in spring or plant out young plants after the risk of frost, then keep them deadheaded for a long flowering season.

60 cm · Full Sun · Moderate Water

Sow indoors March to April, plant out May.
ActivityJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember
Sow indoorsNoNoYesYesNoNoNoNoNoNoNoNo
Plant outNoNoNoNoYesNoNoNoNoNoNoNo

UK averages · set your town for dates worked out from your local frost records · how dates are worked out

Growing guide

What to do through the growing season

Dates for your town

Set your town to see planting windows worked out from local frost history, not a generic UK calendar.

  1. 01

    Sow Seeds Indoors

    mid-March to mid-April UK average · set your town for your exact dates

    Sow seeds into modules from mid-March to mid-April, covering them with a light seed sowing depth of . Keep the compost just moist and place the tray somewhere bright and cool for steady germination.

  2. 02

    Prick Out Seedlings

    early April to early May UK average · set your town for your exact dates Dates as each sowing reaches this stage

    When seedlings are large enough to handle, move them on from early April to early May into small pots. Handle them by the leaves, not the stems, and keep them growing on in good light.

  3. 03

    Harden Off

    mid-April to early May UK average · set your town for your exact dates

    Acclimatise the young plants from mid-April to early May by putting them outside for longer each day. This stops check when they go into the border and prepares them for cooler UK nights.

  4. 04

    Transplant Outdoors

    mid-May to late May UK average · set your town for your exact dates

    Plant out from mid-May to late May once frosts have passed and the soil has warmed a little. Space plants apart, water them in thoroughly straight away, and protect them from slugs and strong winds while they settle.

  5. 05

    Deadheading & Maintenance

    mid-June to late October UK average · set your town for your exact dates Dates as each sowing reaches this stage

    Start deadheading from mid-June and keep going until late October. Remove fading flowers regularly so the plant puts its energy into more blooms instead of setting seed, and keep the soil evenly moist in dry spells.

Companion plants

Tap a plant to see why it works (or doesn't) with Scabious.

Good companions

Plants to avoid

Why companion planting matters

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.

Suggested varieties

Popular varieties of Scabious to consider

Fama Deep Blue

Compact plants with rich blue flowers, useful for smaller borders and containers.

Pink Mist

Soft pink blooms on sturdy stems, good for a loose cottage-garden effect.

Black Knight

Dark maroon flowers with a long blooming period and good stems for cutting.