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.

119 products

119products

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

Muhlenbergia Capillaris

Pink Muhly Grass, Muhly Grass, Hairawn Muhly,…

£3.45

Papaver Somniferum 'Lauren's Grape'

£3.70

Fibigia Clypeata

£2.95

Astrantia Major 'Ruby Wedding Series'

Masterwort 'Ruby Wedding'

£3.75

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

Echinacea Purpurea 'Brilliant Star'

Coneflower

£2.75

Stipa Lessingiana

Feather Grass, Hair Grass

£3.25

Delphinium Ajacis Mix

£2.75

Astrantia Maxima

Masterwort

£3.95

Omphalodes Linifolia

Venus' Navelwort

£2.90

Papaver Orientale 'Princess Victoria Louise'

Princess Victoria Louise

£2.65

Agastache Rugosa Honey Bee Blue

Honey Bee Blue Hyssop, Korean Mint, Blue Gian…

£3.45