Seasonal guide
Asie / Japon / Yamanashi

What to plant in Yamanashi in May

May in Yamanashi, Japan, brings warmer temperatures with an average of 17.9°C and a significant increase in rainfall (201.4mm). These conditions are favorable for a wide range of plantings, allowing for full sowing of seasonal crops outdoors. Anticipate hotter, wetter months ahead, making it an opportune time for both direct sowing and starting warm-season crops indoors.

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Sowing

Recommended sowing

10 options
  • Lechuga

    Lechuga

    Direct sow outdoors. Prefers cooler soil for germination, but current temperatures are ideal for growth.

  • Espinaca

    Espinaca

    Direct sow outdoors. Tolerates cooler conditions but thrives in May's moderate temperatures.

  • Rábano

    Rábano

    Direct sow outdoors. Ensure consistent moisture for tender roots and to prevent bolting.

  • Zanahoria

    Zanahoria

    Direct sow outdoors in loose, well-drained soil. Requires consistent moisture for germination.

  • Frijol (Bush Beans)

    Frijol (Bush Beans)

    Direct sow outdoors once soil has warmed. Avoid disturbing roots.

  • Maíz Dulce

    Maíz Dulce

    Direct sow outdoors after the last frost risk has passed and soil is warm. Plant in blocks for better pollination.

  • Pepino

    Pepino

    Sow in protected seedbed / indoor tray. Transplant after 4-6 weeks when outdoor temperatures are consistently warmer (June/July).

  • Calabacín (Zucchini)

    Calabacín (Zucchini)

    Sow in protected seedbed / indoor tray. Transplant after 4-6 weeks when outdoor temperatures are consistently warmer (June/July).

  • Pimiento (Pepper)

    Pimiento (Pepper)

    Sow in protected seedbed / indoor tray. Transplant after 6-8 weeks when outdoor temperatures are consistently warmer (July/August).

  • Tomate

    Tomate

    Sow in protected seedbed / indoor tray. Transplant after 6-8 weeks when outdoor temperatures are consistently warmer (July/August).

Seedlings

Seedlings

3 options
  • Col (Cabbage)

    Col (Cabbage)

    Transplant pre-grown seedlings outdoors. Ensure good spacing and consistent moisture.

  • Brócoli

    Brócoli

    Transplant pre-grown seedlings outdoors. Protect from pests and ensure consistent watering.

  • Cebolla (from sets)

    Cebolla (from sets)

    Plant onion sets directly into well-drained soil. Ensure good air circulation.

Tasks

Monthly tasks

Monitor soil moisture closely due to the high rainfall (201.4mm) but be prepared for dry spells. Begin weeding regularly as warmer temperatures stimulate weed growth. Apply mulch to retain soil moisture and suppress weeds. Support taller plants as they grow. Protect young seedlings from potential pest outbreaks which become more active with increasing warmth.