Flower Seed Sowing Calendar
The seed sowing calendar is to be used as a guide only for the UK, for other countries you will have to work out the times for sowing the seed, comparing the UK seasons to your own seasons
Jan / Feb / March / Apr / May / June / July / Aug / Sept / Oct / Nov / Dec
| Abbreviations :- A annual P perennial B biennial |
HB hardy biennial HHA half hardy annual HHP half hardy perennial HP hardy perennial HRP hardy rockery perennial |
GA glasshouse annual GB glasshouse biennial GP glasshouse perennial / pot plant TA tender annual TP tender perennial |
| January Ageratum A Anagallis Monellii P Anchusa A Antirrhinum P Aralia GP Asarina A climber Asparagus GP Aster A Begonia TA Bidens HHA Brachycome HHA Buddleia HP Calceolaria P treat as A Carnation A ChrysanthemumTP Coleus GP Coreopsis HP Corydalis HRP Cosmos A Cyclamen GP Dahlia TP Delphinium P Dianthus A Diascia HHA Echinops HP Erinus HRP Euphorbia HP Fuchsia A Gazania TP Gentiana HRP Geranium TP Gerbera TP (pot plant) Gesneria GP Gloxinia GP Godetia A Heliotrope TP Hypericum HP Impatiens TA Kochia TA Laurentia A Linaria A Lisianthus A Lobelia A Marigold TA Matricaria TP Melampodium A Mesembryanthemum TA Monstera sow asap Nasturtium A Nemesia TA Pansy P treat as B Penstemon TP Pentas TP Phlox TA Portulaca HHP Rhodochiton A climber Salvia A Salvia P Schizanthus TA Sedum HRP Statice HA Stock TA Strawberry HP Streptocarpus GP Teucrium HRP Thymophylla A Thymus HRP Verbena TA Viola odorata P |
February Agastache P Ageratum A Allysum A Anagallis Monellii P Antirrhinum P Aralia GP Asarina a CLIMBER Asparagus GP Asphodeline HP Aster A Auricula HP Balsam HHA Begonia TA Bidens Aurea HHA Brachycome HHA Buddleia HP Calandrinia P grow as A Calceolaria P treat as A Calendula A Campanula B Capsicum A Carnation A Celosia TA Centaurea A Cineraria HHP Coleus GP Cordyline GP Coreopsis HP Corydalis HRP Cosmos A Cuphea TP Cyclamen GP Cynara HP Dahlia TP Delphinium P Dianthus A Diascia HHA Echinops HP Erigeron HP Erinus HR Eucalyptus T&HHP Euphorbia HP Exacum GA Fuchsia A Gazania TP Gentiana HRP Geranium TP Gerbera TP(pot plant) Geum HP Gloxinia GP Godetia A Grevillea GP Gypsophila A Heliopsis HP Heliotrope TP Hemerocallis HP Hypoestes TA Impatiens TA Imp New Guinea TA Ipomoea A climber Kalanchoe GA Kochia TA Lagurus A or B Laurentia A Linaria A Lisianthus A Lobelia A Marigold TA Matricaria TP Melampodium A Mesembryanthemum TA Mimulus TP grow as A Monarda HP Monstera sow asap Nasturtium A Nemesia TA Nicotiana TA Pansy P treat as A Papaver A Penstemon TP Pentas TP Perilla A Petunia TA Phlox TA Platycodon GP Portulaca HHP Pyrethrum HP Rhodochiton A climber Rudbeckia B treat as A Salpiglossis TA Salvia A Salvia P Schizanthus TA Sedum HRP Solanum GP Statice HA Strawberry HP Streptocarpus GP Teucrium HRP Thunbergia A climber Thymophylla A Thymus HRP Tomato TA Verbena TA Viola odorata P Vinca A Zinnia TA |
March Abutilion TP Acanthus HHP Achillea HP Achimenes GP Aconitum HP Agastache P Ageratum A Alchemilla HP Alstroemeria HHP Allysum A Allysum P Amaranthus A Ammobium A Anacyclus HRP Anagallis Monellii P Anaphalis HP Anchusa P Anemone A Anemone P Anthemis HP Antirrhinum P Aqualegia HP Arabis HRP Aralia GP Arenaria HRP Armeria HRP Asarina A climber Asparagus GP Asphodeline HP Aster A Aster HP Astilbe HP Astrantia HP Aubrietia HRP Auricula HP Balsam HHA Begonia TA Bergenia HP Bidens Aurea HHA Brachycome HHA Browallia GP Buddleia HP Calandrinia P grow as A Calceolaria P treat as A Campanula HP Campanula B Capsicum A Carnation P Catananche P Celosia TA Centaurea A Cephalaria HP Cerastium HRP Chrysanthemum A / P Cineraria HHP Coleus GP Cordyline GP Coreopsis HP Cortaderia HP Corydalis HRP Cosmos A Cuphea TP Cyclamen GP Cyclamen HP Cynara HP Cyperus GP Dahlia TP Delphinium P Dianthus A Dianthus P Diascia HHA Dicentra HP Digitalis HP Doronicum HP Draba HRP Dracaena GP Echinops HP Erigeron HP Erinus HRP Eryngium HP Eschscholzia A Eucalyptus T&HHP Euphorbia HP Exacum GA Fuchsia A Gentiana HRP Geranium TP Geranium HP Gerbera TP(pot plant) Geum HP Godetia A Green Manures Grevillea GP Gypsophila A Harpephyllum GP Helianthemum HRP Helianthus A Heliopsis HP Heliotrope P Hemerocallis HP Herniaria HP Heuchera HP Hypoestes TA Impatiens TA Imp New Guinea TA Ipomoea A climber Jacaranda GP Jasione HP Kalanchoe GA Kniphofia HP Kochia TA Lagurus A or B Lathyrus HP Lavender HP Layia HA Leontopodium HRP Lewisia HRP Liatris HP Lilium HP Linaria A Linum HP Lobelia A Lychnis HP Lysimachia HP Marigold TA Matricaria TP Meconopsis HP Mimulus P grow as A Melampodium A Mesembryanthemum TA Mina HHA Monarda HP Monstera sow asap Nasturtium A Nemesia TA Nicotiana TA Oenothera HP Oriental Poppy HP Osteospermum A Pansy P treat as A Papaver A/B Passiflora TP Penstemon TP Perilla A Petunia TA Phlox TA Physalis HP Physostegia HP Plumbago GP Portulaca HHP Potentilla HP Pulsatilla HP Pyrethrum HP Rehmannia TP Rhodochiton A climber Ricinus A Rudbeckia B treat as A Salpiglossis TA Salvia A Salvia P Santolina HHP Sanvitalia HHA Saponaria HRP Saxifraga HP Scabiosa HHP Schizanthus TA Sedum HRP Sempervivum HRP Sidalcea HP Silene HRP Solanum GP Solidago HP Statice A & P Statice HA Streptocarpus GP Sweet Pea A Sweet William A Tagetes TA Teucrium HRP Thalictrum HP Thunbergia A climber Thymophylla A Thymus HRP Tomato TA Tunica HRP Verbena TA Veronica HP Vinca A Yucca GP Zinnia TA |
April Abutilion TP Acanthus HHP Achillea HP Achimenes GP Aconitum HP Acroclinium HA Ageratum A Alchemilla HP Alstroemeria HHP Allysum A Allysum P Amaranthus A Ammobium A Anacyclus HRP Anaphalis HP Anchusa P Anemone A Anemone P Anthemis HP Antirrhinum P Aqualegia HP Arabis HRP Aralia GP Arenaria HRP Armeria HRP Asparagus GP Asphodeline HP Aster A Aster HP Astilbe HP Astrantia HP Aubrietia HRP Auricula HP Balsam HHA Begonia TA Bergenia HP Brachycome HHA Broom HP Buddleia HP Bupleurum A Calceolaria P grow as A Campanula HP Capsicum A Carnation P Catananche P Celosia TA Centaurea A Cephalaria HP Cerastium HRP Chrysanthemum A / P Cineraria HHP Coleus GP Cordyline GP Cortaderia HP Cosmos A Cuphea TP Cyclamen GP Cyclamen HP Cynara HP Cyperus GP Dahlia TP Delphinium P Dianthus P Diascia HHA Dicentra HP Digitalis HP Doronicum HP Draba HRP Dracaena GP Echinops HP Erigeron HP Erinus HRP Eryngium HP Eschscholzia A Eucalyptus T&HHP Euphorbia HP Felicia HHA Freesia GP Gentiana HRP Geranium HP Gesneria GP Geum HP Godetia A Green Manures Grevillea GP Gypsophila A Harpephyllum GP Helianthemum HRP Helianthus A Helichrysum TA Heliopsis HP Heliotrope P Hemerocallis HP Herniaria HP Heuchera HP Hypoestes TA Impatiens TA Ipomoea A climber Jacaranda GP Jasione HP Kniphofia HP Kochia TA Lagurus A or B Lathyrus HP Lavender HP Layia HA Leontopodium HRP Lewisia HRP Liatris HP Lilium HP LinumHP Lobelia A Lychnis HP Lysimachia HP Marigold TA Matricaria TP Meconopsis HP Mimulus P grow as A Mesembryanthemum TA Mina HHA Monarda HP Monstera sow asap Nasturtium A Nepeta HP Nicotiana TA Oenothera HP Osteospermum A Papaver A/B Passiflora TP Perilla A Phlox TA Physalis HP Physostegia HP Plumbago GP Potentilla HP Pulsatilla HP Pyrethrum HP Rehmannia Rhodochiton Ricinus Salpiglossis TA Salvia A Salvia P Santolina HHP Sanvitalia HHA Saponaria HRP Saxifraga HP Scabiosa HHP Sedum HRP Sempervivum HRP Sidalcea HP Silene HRP Solidago HP Statice A & P) Statice HA Streptocarpus GP Sweet Pea A Tagetes TA Teucrium HRP Thalictrum HP Thunbergia A climber Thymophylla A ThymusHRP Tomato TA Torenia GA Tunica HRP Verbena TA Veronica HP Viola P treat as B Yucca GP Zinnia TA |
| May Abutilion TP Acanthus HHP Achillea HP Achimenes GP Aconitum HP Acroclinium HA Ageratum A Alchemilla HP Alstroemeria HHP Amaranthus A Anacyclus HRP Anchusa P Anemone P Anthemis HP Antirrhinum P Aqualegia HP Arabis HRP Aralia GP Arenaria HRP Armeria HRP Asparagus GP Asphodeline HP Aster A Aster HP Astilbe HP Astrantia HP Aubrietia HRP Begonia TA Bellis P treat as A Bergenia HP Buddleia HP Bupleurum A Campanula HP Canterbury Bells HB Candytuft HRP Capsicum A Catananche P Cephalaria HP Cerastium HRP Chrysanthemum A / P Coleus GP Cortaderia HP Cosmos A Cuphea TP Cyclamen HP Cyperus GP Dahlia TP Delphinium P Dianthus P Dicentra HP Digitalis HP Doronicum HP Draba HRP Dracaena GP Echeveria P Erigeron HP Eryngium HP Eschscholzia A Eucalyptus T&HHP Euphorbia HP Felicia HHA Freesia GP Gaillardia HP Gentiana HRP Gerbera TP(pot plant) Gesneria GP Geum HP Green Manures Gypsophila A Harpephyllum GP Helianthemum HRP Helianthus A Helichrysum TA Heliopsis HP Herniaria HP Heuchera HP Hesperis Hollyhock HP Impatiens TA Ipomoea A climber Jacaranda G Jasione HP Kniphofia HP Kochia TA Lathyrus HP Lavender HP Layia HA Leontopodium HRP Liatris HP Lilium HP Linum HP Lychnis HP Lysimachia HP Marigold TA Matricaria TP Meconopsis HP Monarda HP Monstera sow asap Nasturtium A Nepeta HP Oenothera HP Oriental Poppy HP Papaver A/B Passiflora TP Phlox TA Physalis HP Physostegia HP Plumbago GP Potentilla HP Primula HP/TP/GP Polyanthus HP/TP Primrose HP/TP Pulsatilla HP Pyrethrum HP Rehmannia TP Rhodochiton A climber Salvia P Santolina HHP Sanvitalia HHA Saponaria HRP Saxifraga HP Scabiosa HHP Sedum HRP Sempervivum HRP Sidalcea HP Silene HRP Solidago HP Streptocarpus GP Sweet Pea A Sweet William B Tagetes TA Teucrium HRP Thalictrum HP Thymus HRP Tunica HRP Veronica HP Viola P treat as A Yucca GP Zinnia TA |
June Acanthus HHP Achillea HP Aconitum HP Alchemilla HP Allysum P Amaranthus A Anchusa P Anthemis HP Arabis HRP Aralia GP Arenaria HRP Armeria HRP Asparagus GP Asphodeline HP Aster HP Astilbe HP Astrantia HP Aubrietia HRP Bellis P treat as A Bergenia HP Bupleurum A Campanula HP Canterbury Bells HB Candytuft HRP Capsicum A Cephalaria HP Cerastium HRP Cheiranthus B Chrysanthemum P Coleus GP Coreopsis HP Cortaderia HP Delphinium P Dianthus P Digitalis HP Doronicum HP Echeveria P Erigeron HP Erysimum HP Eschscholzia A Euphorbia HP Felicia HHA Gaillardia HP Gerbera TP(pot plant) Geum HP Green Manures Gypsophila HP Helianthemum HRP Helianthus A Helichrysum P Herniaria HP Heuchera HP Hesperis Hollyhock HP Ipomoea A climber Jasione HP Kniphofia HP Kochia TA Lathyrus HP Lavender HP Leontopodium HRP Liatris HP Lilium HP Linum HP Lupin HP Lychnis HP Lysimachia HP Lythrum HP Matricaria TP Meconopsis HP Monarda HP Monstera sow asap Mysotis HB Nepeta HP Oenothera HP Oriental Poppy HP Ornamental Brassica HHA Physalis HP Physostegia HP Potentilla HP Primula HP/TP/GP Polyanthus HP/TP Primrose HP/TP Pulsatilla HP Pyrethrum HP Sagina HP Saponaria HRP Saxifraga HP Sidalcea HP Silene HRP Sisyrinchium HP Solidago HP Stock B Streptocarpus GP Sweet William B Thalictrum HP Tunica HRP Veronica HP Viola P treat as A Wallflower B sow outdoors |
July Acanthus HHP Achillea HP Aconitum HP Alchemilla HP Allysum P Anchusa P Antennaria HRP Anthemis HP Arabis HRP Aralia GP Arenaria HRP Armeria HRP Asparagus GP Asphodeline HP Aster HP Astilbe HP Astrantia HP Aubrietia HRP Bellis P treat as A Bergenia HP Browallia GP Campanula HP Canterbury Bells HB Candytuft HRP Cephalaria HP Cerastium HRP Cheiranthus B Chrysanthemum P Cineraria GB Coleus GP Coreopsis HP Cortaderia HP Cyclamen GP Dianthus P Digitalis HP Doronicum HP Erysimum HP Euphorbia HP Felicia HHA Gerbera TP(pot plant) Green Manures Gypsophila HP Helenium HP Helianthus A Helichrysum P Herniaria HP Heuchera HP Hollyhock HP Inula HP Jasione HP Kniphofia Kochia Lathyrus HP Lavender HP Leontopodium HRP Lewisia HRP Liatris HP Lilium HP Linum HP Lupin HP Lychnis HP Lysimachia HP Lythrum HP Matricaria TP Monarda HP Monstera sow asap Mysotis HB Oenothera HP Ornamental Brassica HHA Pansy HP Papaver HP Physalis HP Physostegia HP Potentilla HP Primula HP/TP/GP Polyanthus HP/TP Primrose HP/TP Pulsatilla HP Pyrethrum HP Sagina HP Saponaria HRP Saxifraga HP Sidalcea HP Silene HRP Sisyrinchium HP Solidago HP Stachys HP Sweet William B Thalictrum HP Tunica HRP Verbascum HB Viola P treat as A Wallflower B sow in g/h |
August Acanthus HHP Achillea HP Aconitum HP Alchemilla HP Allysum P Anchusa P Anthemis HP Arabis HRP Aralia GP Arenaria HRP Armeria HRP Asparagus GP Asphodeline HP Aster HP Astilbe HP Astrantia HP Aubrietia HRP Bergenia HP Calceolaria GB Campanula HP Candytuft HRP Cephalaria HP Cerastium HRP ChrysanthemumP Cineraria GB Coleus GP Coreopsis HP Cortaderia HP Cyclamen GP Digitalis HP Doronicum HP Euphorbia HP Felicia HHA Green Manures Gypsophila HP Helenium HP Helianthus A Helichrysum P Herniaria HP Heuchera HP Inula HP Jasione HP Kniphofia HP Kochia TA Lathyrus HP Lavender HP Leontopodium HRP Liatris HP Lilium HP Linum HP Lupin HP Lychnis HP Lysimachia HP Lythrum HP Monarda HP Monstera sow asap Mysotis HB Oenothera HP Pansy HP Papaver HP Physalis HP Physostegia HP Potentilla HP Primula HP/TP/GP Polyanthus HP/TP Pulsatilla HP Ranunculas HP Sagina HP Saxifraga HP Sidalcea HP Sisyrinchium HP Solidago HP Stachys HP Thalictrum HP Tunica HRP Verbascum HB Viola P treat as A Wallflower B sow in g/h |
| September Androsace HP Aqualegia HP Aralia GP Asparagus GP Calceolaria GB Candytuft HRP Carnation P Chrysanthemum P Coleus GP Cyclamen GP Cyclamen HP Delphinium P Foxglove HP |
October Androsace HP Aqualegia HP Aralia GP Asparagus GP Calceolaria GB Calendula A Catananche Chrysanthemum P Coleus GP Cyclamen GP Cyclamen HP Delphinium P Dicentra HP Gazania TP Geranium TP Green Manures Helenium HP Kochia TA Kniphofia HP
Lettuce - Late Sown varieties |
November Antirrhinum P Aralia GP Asparagus GP Catananche Chrysanthemum P Coleus GP Cyclamen GP Cyclamen HP Delphinium P Dicentra HP Geranium TP Green Manures Kochia TA Lisianthus A Monstera sow asap Rhodochiton A climber Sagina HP Schizanthus TA Stock TA Sweet Pea A Trollius HP Viola odorata P |
December Antirrhinum P Aralia GP Asparagus GP Begonia TA Begonia GP Coleus GP Corydalis HRP Cyclamen GP Delphinium P Dianthus A Fuchsia A Gloxinia GP Kochia TA Laurentia A Lisianthus A Lobelia A Monstera sow asap Pansy P treat as A Penstemon TP Rhodochiton A climber Schizanthus TA Stock TA Strawberry HP Viola odorata P |
© Nicky's Nursery Ltd