What to plant in March in Belgium

18 vegetables, fruits and herbs to sow or plant in March in Belgium, for the climate around Rotterdam area, South Holland, Netherlands.

Climate: Cool temperate maritime climate with mild, wet winters (lows around -4 °C), cool summers peaking near 20 °C, and rain spread through the year with a wetter autumn.

Vegetables

  • Lettuce Lactuca sativa

    Cool, moist springs and autumns suit lettuce, and it can be sown in succession for much of the season.

    Harvest: 45–60 daysEasyIn potsCare guide →

  • Spinach Spinacia oleracea

    It bolts in heat but thrives in the cool spring and autumn conditions of this coastal climate.

    Harvest: 40–50 daysEasyIn potsCare guide →

  • Garden pea Pisum sativum

    Cool spring weather and reliable rain give peas a good start before summer heat arrives.

    Harvest: 60–70 daysEasyCare guide →

  • Carrot Daucus carota

    Deep, well-drained beds and mild summers produce sweet, well-formed roots.

    Harvest: 70–80 daysEasyIn potsCare guide →

  • Beetroot Beta vulgaris

    Cool, moist conditions and a long sowing window give dependable, tender roots.

    Harvest: 50–70 daysEasyIn pots

  • Onion Allium cepa

    Spring-planted sets mature well in the long, mild days before the wet autumn.

    Harvest: 100–120 days from setsModerateCare guide →

  • Potato Solanum tuberosum

    Planting after the last hard frost lets tubers form in the cool, moist summer.

    Harvest: 90–120 daysEasyIn pots

  • Radish Raphanus sativus

    Fast-growing radishes can be sown almost all season and finish quickly in mild weather.

    Harvest: 25–35 daysEasyIn pots

Fruits

  • Apple Malus domestica

    Hardy to these winter lows and gets enough cool chill and summer warmth to set and ripen fruit.

    Harvest: 3–5 yearsModerateCare guide →

  • Pear Pyrus communis

    Hardy trees that flower late enough to avoid most spring frosts and fruit well in this climate.

    Harvest: 4–6 yearsModerate

  • Plum Prunus domestica

    European plums are fully hardy here and bear reliably in the cool, mild summers.

    Harvest: 3–5 yearsModerate

  • Blackcurrant Ribes nigrum

    Bushes need cold winters to fruit well, and this climate gives them plenty of chill.

    Harvest: 2–3 yearsEasy

  • Raspberry Rubus idaeus

    Canes are fully hardy and the wet, cool summers keep the berries juicy.

    Harvest: 1–2 yearsEasyCare guide →

  • Strawberry Fragaria × ananassa

    Cool, moist summers and frost-hardy plants make strawberries very productive here.

    Harvest: 60–90 days after plantingEasyIn potsCare guide →

  • Highbush blueberry Vaccinium corymbosum

    It is hardy here, but it needs acidic, peaty soil or a container with ericaceous compost.

    Harvest: 2–3 yearsModerateIn potsCare guide →

Herbs

  • Parsley Petroselinum crispum

    Hardy and productive in the cool, moist climate, and it keeps leaves through much of the year.

    Harvest: 70–90 daysEasyIn potsCare guide →

  • Spearmint Mentha spicata

    Fully hardy and vigorous in the damp, mild summers, though best kept in a container.

    Harvest: 60–70 daysEasyIn potsCare guide →

  • Chives Allium schoenoprasum

    Fully hardy perennial that regrows each spring and tolerates wet winters.

    Harvest: 60–90 days from sowingEasyIn potsCare guide →