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

Fibigia Clypeata

£2.95

Astrantia Major 'Ruby Wedding Series'

Masterwort 'Ruby Wedding'

£3.75

Papaver Somniferum Summer Blaze

Opium Poppy

£2.90

Antirrhinum Majus Doubleshot Appleblossom F1

Snapdragon, Double Shot Appleblossom Snapdrag…

£2.95

Calendula Officinalis

Common Marigold, Pot Marigold

£2.80

Papaver Orientale 'Princess Victoria Louise'

Princess Victoria Louise

£2.65

Meconopsis Himalayan Velvet (Lingholm - Ex Grandis)

Himalayan Poppy, Meconopsis Ex Grandis

£3.75

Stipa Lessingiana

Feather Grass, Hair Grass

£3.25

Echinacea Purpurea 'Brilliant Star'

Coneflower

£2.75

Astrantia Maxima

Masterwort

£3.95

Delphinium Ajacis Mix

£2.75

Agastache Rugosa Honey Bee Blue

Honey Bee Blue Hyssop, Korean Mint, Blue Gian…

£3.45

Omphalodes Linifolia

Venus' Navelwort

£2.90