Cucumber Growing Guide | Gardeningist

Growing profiles

Choose how this crop will be grown. Dimensions, spacing and timing belong to the selected profile—not to the species as a single universal value.

Climbing cucumber - trellised

Vining cucumber trained vertically to reduce ground footprint.

Biological height: 120–240 cm (47–94 in) Source
Mature canopy: 45–75 cm (18–30 in) × 30–50 cm (12–20 in) Source Source
Plant spacing: 20–45 cm (8–18 in) Source
Row spacing: 75–120 cm (30–47 in) Source
Layout: trellis row · open ground Source Source
Support: required · at least 120 cm (47 in) Source
Container: At least 19 L (5 US gal) · 1 plant Source
Best germination temperature: 27 °C (81 °F) Source

Climate-relative calendar

Planning estimates become local dates after the gardener supplies frost dates and current conditions. Harvest and crop-removal dates are estimates: actual crop condition takes priority.

Plant Cucumber7 days after last spring frost to 28 days after last spring frost Source SourceRecommended: Soil temperature at least 13 °C (55 °F) for 3 consecutive days. Source

Install support for Climbing cucumber - trellisedplant cucumber to 3 days after plant cucumber Source

Begin harvesting Cucumber50 days after sowing to 70 days after sowing Source

Finish harvesting Cucumber30 days after first harvest to 60 days after first harvest

Remove Cucumber cropthe expected end of harvest to 7 days after the expected end of harvest

Bush cucumber - ground grown

Compact bush or short-vined cucumber grown without vertical support.

Biological height: 30–60 cm (12–24 in) Source
Mature canopy: 60–120 cm (24–47 in) × 60–120 cm (24–47 in) Source Source
Plant spacing: 60–90 cm (24–35 in) Source
Row spacing: 75–120 cm (30–47 in) Source
Layout: single row · open ground Source
Support: Usually unnecessary
Container: At least 19 L (5 US gal) · 1 plant Source
Best germination temperature: 27 °C (81 °F) Source

Climate-relative calendar

Planning estimates become local dates after the gardener supplies frost dates and current conditions. Harvest and crop-removal dates are estimates: actual crop condition takes priority.

Plant Cucumber7 days after last spring frost to 28 days after last spring frost Source SourceRecommended: Soil temperature at least 13 °C (55 °F) for 3 consecutive days. Source

Begin harvesting Cucumber45 days after sowing to 65 days after sowing Source

Finish harvesting Cucumber25 days after first harvest to 55 days after first harvest

Remove Cucumber cropthe expected end of harvest to 7 days after the expected end of harvest

Agronomy release agronomy-2026-07-11-r1 · reviewed 2026-07-11 by Gardeningist agronomic research synthesis. Each fact links to its supporting source.

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