Best Flower Seeds to Sow in May

Explore flower seeds that are well suited to sowing in May. Browse popular flower seeds to sow this month, with seasonal seed varieties for gardens, pots, borders and allotments.

120 products

120products

Papaver Somniferum Ultimate Mixture

Opium Poppy

£3.65

Achillea Millefolium Mix

Common Yarrow, Devil's Nettle, Hundred-Leaved…

£2.75

Papaver Macrostomum Black Magic

Black Magic Poppy, Persian Poppy

£3.95

Erigeron Karvinskianus

Mexican Fleabane

£3.45

Angelica Sylvestris Ebony

Vicars Mead

£3.95

Papaver Somniferum 'Lauren's Grape'

£3.70

Muhlenbergia Capillaris

Pink Muhly Grass, Muhly Grass, Hairawn Muhly,…

£3.45

Astrantia Major 'Ruby Wedding Series'

Masterwort 'Ruby Wedding'

£3.75

Fibigia Clypeata

£2.95

Papaver Orientale 'Princess Victoria Louise'

Princess Victoria Louise

£2.65

Antirrhinum Majus Doubleshot Appleblossom F1

Snapdragon, Double Shot Appleblossom Snapdrag…

£2.95

Papaver Somniferum Summer Blaze

Opium Poppy

£2.90

Calendula Officinalis

Common Marigold, Pot Marigold

£2.80

Meconopsis Himalayan Velvet (Lingholm - Ex Grandis)

Himalayan Poppy, Meconopsis Ex Grandis

£3.75

Stipa Lessingiana

Feather Grass, Hair Grass

£3.25

Astrantia Maxima

Masterwort

£3.95

Echinacea Purpurea 'Brilliant Star'

Coneflower

£2.75

Delphinium Ajacis Mix

£2.75

Omphalodes Linifolia

Venus' Navelwort

£2.90

Angelica Gigas

Purple Angelica, Giant Angelica

£3.85