What to sow and harvest in March?

Sow indoors

  • Annual mallow Lavatera trimestris: sow 1 cm deep, germinates from 12 °C (best 20 °C), comes up after 10–20 days
  • Aubergine Solanum melongena: sow 0.5 cm deep, germinates from 18 °C (best 27 °C), comes up after 8–15 days
  • Basil Ocimum basilicum: don’t cover: light germinator, germinates from 15 °C (best 25 °C), comes up after 7–14 days
  • Black-eyed Susan Rudbeckia fulgida: don’t cover: light germinator, germinates from 18 °C (best 22 °C), comes up after 14–21 days
  • Broccoli Brassica oleracea var. italica: sow 1 cm deep, germinates from 8 °C (best 20 °C), comes up after 5–10 days
  • Brussels sprouts Brassica oleracea var. gemmifera: sow 1 cm deep, germinates from 8 °C (best 20 °C), comes up after 5–10 days
  • Cauliflower Brassica oleracea var. botrytis: sow 1 cm deep, germinates from 8 °C (best 20 °C), comes up after 5–10 days
  • Celeriac Apium graveolens var. rapaceum: don’t cover: light germinator, germinates from 15 °C (best 22 °C), comes up after 14–21 days
  • Celery Apium graveolens var. dulce: don’t cover: light germinator, germinates from 15 °C (best 22 °C), comes up after 14–21 days
  • Chives Allium schoenoprasum: sow 1 cm deep, germinates from 10 °C (best 20 °C), comes up after 10–14 days
  • Cosmos Cosmos bipinnatus: sow 0.5 cm deep, germinates from 15 °C (best 22 °C), comes up after 7–14 days
  • Delphinium Delphinium × elatum: sow 0.5 cm deep, germinates from 10 °C (best 15 °C), comes up after 14–28 days
  • Endive Cichorium endivia: sow 0.5 cm deep, germinates from 10 °C (best 20 °C), comes up after 5–10 days
  • French marigold Tagetes patula: sow 0.5 cm deep, germinates from 15 °C (best 22 °C), comes up after 5–10 days
  • Kohlrabi Brassica oleracea var. gongylodes: sow 1 cm deep, germinates from 10 °C (best 20 °C), comes up after 5–10 days
  • Leek Allium porrum: sow 1 cm deep, germinates from 10 °C (best 20 °C), comes up after 10–18 days
  • Lemon balm Melissa officinalis: don’t cover: light germinator, germinates from 15 °C (best 22 °C), comes up after 14–21 days
  • Lettuce Lactuca sativa var. capitata: sow 0.5 cm deep, light germinator: cover very thinly, germinates from 5 °C (best 18 °C), comes up after 4–10 days
  • Loose-leaf lettuce Lactuca sativa var. crispa: sow 0.5 cm deep, light germinator: cover very thinly, germinates from 5 °C (best 18 °C), comes up after 4–10 days
  • Lovage Levisticum officinale: sow 0.5 cm deep, germinates from 10 °C (best 20 °C), comes up after 14–21 days
  • Lupin Lupinus polyphyllus: sow 1.5 cm deep, germinates from 12 °C (best 20 °C), comes up after 14–21 days, soak the seed overnight
  • Oregano Origanum vulgare: don’t cover: light germinator, germinates from 15 °C (best 22 °C), comes up after 7–14 days
  • Oxeye daisy Leucanthemum vulgare: don’t cover: light germinator, germinates from 15 °C (best 20 °C), comes up after 10–20 days
  • Pak choi Brassica rapa subsp. chinensis: sow 1 cm deep, germinates from 10 °C (best 22 °C), comes up after 4–8 days
  • Parsley Petroselinum crispum: sow 1 cm deep, germinates from 8 °C (best 20 °C), comes up after 14–28 days, soak the seed overnight
  • Pot marigold Calendula officinalis: sow 1 cm deep, germinates from 10 °C (best 20 °C), comes up after 7–14 days
  • Purple coneflower Echinacea purpurea: sow 0.5 cm deep, germinates from 18 °C (best 22 °C), comes up after 10–21 days
  • Purpletop vervain Verbena bonariensis: sow 0.5 cm deep, germinates from 18 °C (best 25 °C), comes up after 14–28 days
  • Red cabbage Brassica oleracea var. capitata f. rubra: sow 1 cm deep, germinates from 8 °C (best 20 °C), comes up after 5–10 days
  • Sage Salvia officinalis: sow 1 cm deep, germinates from 15 °C (best 22 °C), comes up after 10–21 days
  • Sweet pea Lathyrus odoratus: sow 2 cm deep, germinates from 10 °C (best 18 °C), comes up after 10–20 days, soak the seed overnight
  • Sweet pepper Capsicum annuum: sow 0.5 cm deep, germinates from 18 °C (best 27 °C), comes up after 8–14 days
  • Thyme Thymus vulgaris: don’t cover: light germinator, germinates from 15 °C (best 22 °C), comes up after 14–21 days
  • Tomato Solanum lycopersicum: sow 0.5 cm deep, germinates from 15 °C (best 25 °C), comes up after 6–10 days
  • White cabbage Brassica oleracea var. capitata f. alba: sow 1 cm deep, germinates from 8 °C (best 20 °C), comes up after 5–10 days
  • Yarrow Achillea millefolium: don’t cover: light germinator, germinates from 15 °C (best 22 °C), comes up after 10–14 days

Sow outdoors

  • Broad bean Vicia faba: sow 5 cm deep, germinates from 5 °C (best 15 °C), comes up after 10–14 days
  • Carrot Daucus carota subsp. sativus: sow 1 cm deep, germinates from 7 °C (best 20 °C), comes up after 10–21 days
  • Chervil Anthriscus cerefolium: sow 0.5 cm deep, light germinator: cover very thinly, germinates from 8 °C (best 18 °C), comes up after 10–14 days
  • Common poppy Papaver rhoeas: don’t cover: light germinator, germinates from 10 °C (best 20 °C), comes up after 10–20 days
  • Cornflower Centaurea cyanus: sow 1 cm deep, germinates from 10 °C (best 20 °C), comes up after 7–14 days
  • Garden pea Pisum sativum: sow 4 cm deep, germinates from 5 °C (best 15 °C), comes up after 7–14 days
  • Leek Allium porrum: sow 1 cm deep, germinates from 10 °C (best 20 °C), comes up after 10–18 days
  • Loose-leaf lettuce Lactuca sativa var. crispa: sow 0.5 cm deep, light germinator: cover very thinly, germinates from 5 °C (best 18 °C), comes up after 4–10 days
  • Mangetout Pisum sativum var. saccharatum: sow 4 cm deep, germinates from 5 °C (best 15 °C), comes up after 7–14 days
  • Onion Allium cepa: sow 1 cm deep, germinates from 8 °C (best 20 °C), comes up after 10–18 days
  • Parsley Petroselinum crispum: sow 1 cm deep, germinates from 8 °C (best 20 °C), comes up after 14–28 days, soak the seed overnight
  • Parsnip Pastinaca sativa: sow 1.5 cm deep, germinates from 7 °C (best 18 °C), comes up after 14–28 days
  • Pot marigold Calendula officinalis: sow 1 cm deep, germinates from 10 °C (best 20 °C), comes up after 7–14 days
  • Radish Raphanus sativus: sow 1 cm deep, germinates from 8 °C (best 20 °C), comes up after 3–7 days
  • Rocket Eruca vesicaria: sow 0.5 cm deep, germinates from 5 °C (best 20 °C), comes up after 3–8 days
  • Spinach Spinacia oleracea: sow 2 cm deep, germinates from 4 °C (best 15 °C), comes up after 7–14 days
  • Spring onion Allium fistulosum: sow 1 cm deep, germinates from 8 °C (best 20 °C), comes up after 8–14 days

Planting out and planting

  • Catmint Nepeta × faassenii
  • Chives Allium schoenoprasum
  • Columbine Aquilegia vulgaris
  • Garlic Allium sativum
  • Globe thistle Echinops ritro
  • Ice plant Hylotelephium spectabile
  • Lettuce Lactuca sativa var. capitata
  • Lily Lilium regale
  • Michaelmas daisy Symphyotrichum novi-belgii
  • Mint Mentha
  • Onion Allium cepa
  • Pansy Viola × wittrockiana
  • Phlox Phlox paniculata
  • Potato Solanum tuberosum
  • Rhubarb Rheum × hybridum
  • Shallot Allium cepa var. aggregatum
  • Snowdrop Galanthus nivalis
  • Strawberry Fragaria × ananassa
  • Woodland sage Salvia nemorosa

Harvest from the vegetable garden

  • Chicory (witloof) Cichorium intybus var. foliosum
  • Chives Allium schoenoprasum
  • Kale Brassica oleracea var. sabellica
  • Lamb’s lettuce Valerianella locusta
  • Leek Allium porrum
  • Parsnip Pastinaca sativa
  • Spinach Spinacia oleracea
  • Thyme Thymus vulgaris

To pick from trees and shrubs

To pick from perennials and herbs

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