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Variety profile · Pumpkin & courgette (Cucurbita pepo)

El Greco: een plek in jouw tuin

Ontdek El Greco en kies hoe je pompoen & courgette (cucurbita pepo) wilt kweken. Hieronder staan de bevestigde rasgegevens en de praktische teeltgids voor deze groente.

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AI illustration of El Greco
AI illustration

This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.

Species
Cucurbita pepo with diverse variety groups
Summer type
Harvest young for tender skins and small seeds
Winter type
Harvest only suitable types ripe for storage

This growing advice helps you choose. Your variety, growth stage, weather and conditions in your space determine the actual timing.

A good start

Sowing under cover and raising seedlings

Start under cover in warmth · Pumpkin & courgette (Cucurbita pepo)

April–early MayStart indoors in warmth and reserve enough bright space for raising plants.

Germination and temperature
Germinate in warmth, around 18–21 °C; avoid cold, waterlogged seed compost.
After emergence
Give seedlings light immediately after emergence. A dark loft needs suitable grow lights; warmth alone is insufficient. Ventilate and keep the compost moist without saturating it.
Pricking out and potting on
Sow in individual pots or deep modules. Do not prick out bare-rooted; move the whole root ball before the roots become restricted.
Hardening off and planting out
Gradually acclimatise indoor-raised plants to sun, wind and outdoor temperatures; shelter them again on cold nights. After the last frost and hardening off, usually late May–June, with the root ball intact.

These plants grow quickly. Do not start in February if you cannot plant out until late May.

Sources and use

RHS · courgette ↗Britse teeltrichtlijn voor een gematigd klimaat; de genoemde perioden zijn richtlijnen voor Nederland en Vlaanderen.

Royal Horticultural Society · Zomer- en winterpompoenen kweken ↗Soort- of productgebonden bron; buitenlandse perioden zijn geen vaste Nederlandse zaaidatum.

University of Minnesota Extension · Zomerpompoen en courgette kweken ↗Soort- of productgebonden bron; buitenlandse perioden zijn geen vaste Nederlandse zaaidatum.

Guideline periods for the Netherlands and Flanders. Check the variety, available light, soil and measured temperatures. Greenhouse heating does not guarantee enough winter light.

Compare how to raise other vegetables →

What makes El Greco different?

Variety type
CourgetteUnited Kingdom
Growth habit
Open growth habitUnited Kingdom

The source context and any limitations are in the background information at the bottom.

Compare with another variety
How it could look in your garden

How to grow pumpkin & courgette (cucurbita pepo)

The options below belong to the plant. From these, choose the method that suits your variety's growth habit.

AI illustration of een zomertype als open struik
AI illustration

This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.

A summer type as an open bush

Courgette or pattypan remains a different project from trailing storage squash.

  1. Choose an identifiable edible summer squash variety and check its growth habit.
  2. Plant after frost with room to reach around the foliage.
  3. Pick young fruits often and leave the growing point intact during care.

For many bush courgette and pattypan varieties; not every variety stays equally compact.

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AI illustration of een kleinvruchtig wintertype op een sterk rek
AI illustration

This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.

A small-fruited winter type on a strong frame

A suitable trailing type can grow upwards if variety and structure suit it.

  1. Check that the winter type trails and produces small fruits.
  2. Install a firmly anchored frame and guide vines with loose, soft ties where needed.
  3. Support each fruit separately and let it ripen as the variety requires.

For suitable small winter fruits; give large, heavy types a ground bed.

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The species name is not a complete growing description

Cucurbita pepo includes courgette, pattypan and several winter squash types. Relationship does not automatically give vine length, final size or storage suitability. Start with variety group and aim. Species explains comparison; variety shapes the garden project.

Young picking and ripe storage need different rhythms

Summer squash is usually used tender and young. Leave suitable winter types longer to ripen skin and fruit. Label both aims clearly. An oversized, hard courgette does not become equivalent to a winter squash selected for storage.

Choose growth habit before arranging the bed

Many courgettes and pattypans are bushes; other pepo types trail farther. Check room and leave picking paths. Compact does not mean tiny houseplant. Large pots can suit appropriate types but need more water. Plan mature leaves and fruit, not seedlings alone.

Give both approaches a warm, steady start

Sow in separate spring pots or directly in warm soil. Harden raised plants off and transplant intact roots. Frost and cold nights still limit growth. Winter types need enough remaining season for ripening; choose appropriate varieties locally.

Water belongs at the roots, support suits the growth habit

Water where roots are and check beneath surfaces. Leafy plants dry quickly, particularly in pots. Support only when growth requires. Tie loosely with soft materials and inspect. Broad labels can remind which fruit is picked young and which must ripen.

Let pollinators do their work

Summer and winter types often bear separate male and female flowers. The immature fruit behind a female flower makes the distinction visible. Pollination and conditions influence fruit set. Do not remove all male flowers without reason. If small fruits develop poorly, check the whole plant and weather before concluding a cultivar is unsuitable.

Study leaves and treat bitterness as a warning

White coating or damaged leaves call for airflow, moisture and disease assessment. Give space. Do not eat distinctly bitter courgettes or edible pumpkins. Unknown saved crosses may differ; ornamentals are no edible substitute. Prefer identifiable reliable seed with clear variety data next time.

Give every harvest suitable treatment

Use young summer squash fresh and pick regularly. Harvest suitable winter types ripe before frost damage with intact stalks. Cure dry and airy and inspect storage. Record aim and variety together to compare daily picking with later supplies.

Ready to begin

What you need

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The basics
Propagation
Optional
Harvesting

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More background, sources and image information

SeedSteps editorial team · updated on 11 October 2026. The AI images illustrate species and practical growing situations; they do not prove an exact cultivar, observations from your own garden or yield.

Britse gewasadviezen worden gecombineerd met Nederlandse en Vlaamse informatie waar beschikbaar. Amerikaanse Extension-bronnen ondersteunen plantprincipes en herkenning; hun kalenderdata, lokale plaagdruk, bestrijdingsmiddelen en mestdoseringen worden niet rechtstreeks op Nederland of Vlaanderen toegepast. Vorst, bodemwarmte, standplaats en expliciete rasinformatie blijven de lokale controle. Commerciële bronnen onderbouwen uitsluitend benoemde ras- en plantkenmerken; zij zijn geen affiliate-aanbeveling.

  1. World Checklist of Vascular Plants — 4 juni 2026Royal Botanic Gardens, Kew · accessed 2026-10-07
  2. Common catalogue of varieties of vegetable species — 27 januari 2023Europese Commissie · accessed 2026-10-07
  3. Courgettes kweken — RHSRoyal Horticultural Society · accessed 2026-10-08
  4. Klimcourgette Ola Escaladora — producentbeschrijvingDe Bolster · accessed 2026-10-11
  5. Courgette Black Beauty — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  6. Courgette Caserta — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  7. Courgette Cocozelle de Tripolis — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  8. Courgette Geel — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  9. Courgette mengeling — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  10. Courgette Mutabile — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  11. Courgette Ola Escaladora — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  12. Courgette Ola Redonda — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  13. Courgette Ronde de Nice — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  14. Courgette Tabergmouzt uit Marokko — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  15. Courgette Verte d’Italie — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  16. Courgette wit uit Egypte — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  17. Courgette Yellow Crookneck — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  18. Pâtisson Oranje — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  19. Pâtisson panaché — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  20. Pâtisson wit — ras- en teeltbeschrijvingFeggies · accessed 2026-10-11
  21. Vorsicht beim Verzehr von bitteren ZucchiniBundesinstitut für Risikobewertung · accessed 2026-10-10
  22. Summer and winter squash in the gardenUtah State University Extension · accessed 2026-10-07
  23. Zomer- en winterpompoenen kwekenRoyal Horticultural Society · accessed 2026-10-10
  24. Meloen en pompoen: rijping, oogst en bewaringUniversity of Minnesota Extension · accessed 2026-10-10
  25. Zomerpompoen en courgette kwekenUniversity of Minnesota Extension · accessed 2026-10-10

Supporting evidence by chapter: The species name is not a complete growing description: University of Minnesota Extension, University of Minnesota Extension. Young picking and ripe storage need different rhythms: University of Minnesota Extension, University of Minnesota Extension. Choose growth habit before arranging the bed: Royal Horticultural Society, Utah State University Extension. Give both approaches a warm, steady start: Royal Horticultural Society, Utah State University Extension. Water belongs at the roots, support suits the growth habit: Royal Horticultural Society, University of Minnesota Extension. Let pollinators do their work: Utah State University Extension, University of Minnesota Extension. Study leaves and treat bitterness as a warning: Royal Horticultural Society, Bundesinstitut für Risikobewertung. Give every harvest suitable treatment: University of Minnesota Extension, University of Minnesota Extension.

Variety type: Courgette RHS beschrijft dit ras als courgette, binnen de bestaande registergroep Cucurbita pepo. Britse waarneming, geen Nederlandse verkoop- of opbrengstgarantie. Royal Horticultural Society

Growth habit: Open growth habit RHS beschrijft dit ras als courgette, binnen de bestaande registergroep Cucurbita pepo. Britse waarneming, geen Nederlandse verkoop- of opbrengstgarantie. Royal Horticultural Society