Harmonie

Cucumber

55d to harvest

Crisp as moonlight on the vine, Harmonie pickling cucumbers deliver a cool, clean snap with a delicately sweet, cucumber-fresh flavor. At maturity they form uniform, slender fruits with a smooth, dark-green skin and a tight, crunchy interior—ideal for preserving and for relish-style preparations where texture truly matters. Grow Harmonie for dependable harvests and a garden-to-jar satisfaction that starts with that first satisfying crunch.

Crop Dates

Milestone	Date
Start Indoors	Jun 8th
Last Frost	May 25th
Transplant / Sow Outdoors	Jun 22nd
Harvest Begins	Aug 16th
Harvest Ends	Aug 29th

Crop Details

Trait	Value
Days to Maturity	55
Sun Requirements	Full Sun
Growth Habit	Vine
Support Needed	Trellis
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	65
Min Night Temp (°F)	55
Harden Off (days)	12

Frequently Asked Questions

Why are my Cucumis sativus (cucumber) leaves turning yellow with dusty spots, and what should I do?

Powdery mildew on cucumber commonly starts as a whitish, dusty coating on older leaves, then yellowing follows. Remove the worst affected leaves, improve airflow by spacing plants, and water at the base (not on the foliage). If it keeps spreading, treat with a labeled sulfur or potassium bicarbonate product and reapply as directed until new growth stays clean.

How often should I water Cucumis sativus during peak growth to keep fruits from getting bitter or misshapen?

During the main growing and fruiting phase, keep the soil consistently moist—about 1–1.5 inches (2.5–4 cm) of water per week, adjusted for heat and containers. Water deeply 1–2 times weekly rather than a light splash, and aim to prevent swings from dry to soggy, which can cause bitter cucumbers and irregular shapes.

How can I tell when Cucumis sativus cucumbers are ready to harvest?

Harvest when fruits are firm and about 6–8 inches (15–20 cm) long for typical pickling types, usually around 55 days after sowing. Look for glossy, unwrinkled skin and a crisp feel—if seeds look hard or the fruit turns larger/thinner than expected, it’s starting to get past its prime. Pick regularly (every 1–3 days) to keep the plant producing.