Heirloom

English Telegraph

Cucumis sativus 'English Telegraph'

A classic European greenhouse variety that produces exceptionally long, smooth-skinned cucumbers with virtually no seeds and thin, edible skin. These elegant cucumbers can reach impressive lengths of 12-20 inches while maintaining crisp texture and mild, sweet flavor throughout. Perfect for gardeners who want restaurant-quality cucumbers with that distinctive English cucumber taste and appearance.

Harvest

65-75d

Days to harvest

📅

Sun

White-Tailed Deer

☀️

Zones

2–11

USDA hardiness

🗺️

Height

8-18 inches

📏

Planting Timeline

Zone:

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Start Indoors

Transplant

Direct Sow

Harvest

Start Indoors

Transplant

Direct Sow

Harvest

Showing dates for English Telegraph in USDA Zone 7

All Zone 7 cucumber →

Zone Map

Click a state to update dates

English Telegraph · Zones 2–11

What grows well in Zone 7? →

Growing Details

Difficulty

Moderate to Difficult

Spacing18-24 inches

SoilRich, well-drained soil with high organic matter content

pH6.0-7.0

Water1.5-2 inches per week, very consistent moisture

SeasonWarm season

FlavorMild, sweet, and crisp with no bitterness

ColorDeep green with smooth, glossy skin

Size12-20 inches long, 2-3 inches wide

Zone-by-Zone Planting Calendar

Zone	Indoor Start	Transplant	Direct Sow	Harvest
Zone 3	May – May	June – July	June – August	September – October
Zone 4	April – May	June – June	June – July	September – October
Zone 5	April – April	May – June	May – July	August – October
Zone 6	April – April	May – June	May – July	August – September
Zone 7	March – April	May – May	May – June	July – September
Zone 8	March – March	April – May	April – June	July – August
Zone 9	February – February	March – April	March – May	June – July
Zone 10	January – February	March – March	March – April	May – July

Complete Growing Guide

Light: White-Tailed Deer. Soil: High Organic Matter. Soil pH: Neutral (6.0-8.0). Drainage: Good Drainage, Moist. Height: 0 ft. 8 in. - 1 ft. 6 in.. Spread: 3 ft. 0 in. - 8 ft. 0 in.. Spacing: 12 inches-3 feet. Growth rate: Rapid. Maintenance: Medium. Propagation: Seed. Regions: Coastal, Mountains, Piedmont.

Harvesting

The "vegetable" is botanically a fruit– it is a pepo, a berry with a hard rind. Long and cylindrical, starting out prickly when young and smoothing out to a bumpy surface as it matures. Length and girth can vary based on cultivar and culinary purpose but grow at least 3 in long. Some varieties are bred to be seedless.

Color: Green. Type: Berry. Length: > 3 inches. Width: 1-3 inches.

Garden value: Edible, Showy

Harvest time: Summer

Bloom time: Summer

Edibility: Fruits are commonly eaten raw or pickled. Fresh cucumbers last in the fridge for about a week.

Storage & Preservation

Store freshly harvested English Telegraph cucumbers in the refrigerator immediately after harvest, wrapped individually in paper towels and placed in perforated plastic bags. The ideal storage temperature is 50-55°F with high humidity—standard refrigerator vegetable drawers work well. Properly stored cucumbers maintain quality for 7-10 days, significantly longer than field-grown varieties.

Avoid storing at temperatures below 45°F, which causes chilling injury and accelerates decay. Never store with ethylene-producing fruits like tomatoes or melons, as this gas causes rapid yellowing and deterioration.

For preservation, English Telegraph's low seed content makes them excellent for refrigerator pickles—slice thin and quick-pickle in rice vinegar for crisp, gourmet results. They also freeze well when grated for cold soups or tzatziki, though the texture becomes soft. Dehydrating thin slices creates elegant garnishes for cocktails and appetizers, preserving their mild flavor while extending shelf life to several months when stored in airtight containers.

History & Origin

Origin: Himalaya to Northern Thailand

Advantages

+Disease resistance: Heat
+Attracts: Bees
+Edible: Fruits are commonly eaten raw or pickled. Fresh cucumbers last in the fridge for about a week.
+Fast-growing

Companion Plants

Plant Together

Basil

Repels aphids, whiteflies, and cucumber beetles while improving cucumber flavor

Radishes

Deter cucumber beetles and squash bugs, break up soil for cucumber roots

Marigolds

Repel nematodes, aphids, and cucumber beetles with their strong scent

Nasturtiums

Act as trap crops for cucumber beetles and aphids, climbing varieties provide ground cover

Beans

Fix nitrogen in soil for cucumber growth, provide natural trellising structure

Dill

Attracts beneficial insects that prey on cucumber pests, improves pollination

Lettuce

Provides living mulch, conserves soil moisture, and utilizes space efficiently

Sunflowers

Provide natural trellising support and attract pollinators for better fruit set

Keep Apart

Aromatic Herbs

Strong herbs like sage and rosemary can stunt cucumber growth through allelopathic compounds

Melons

Compete for similar nutrients and space, share common pests and diseases

Nutrition Facts

Calories

10kcal(1%)

Protein

0.59g(1%)

Fiber

0.7g(3%)

Carbs

2.16g(1%)

Fat

0.16g(0%)

Vitamin C

3.2mg(4%)

Vitamin A

4mcg(0%)

Vitamin K

7.2mcg(6%)

Iron

0.22mg(1%)

Calcium

14mg(1%)

Potassium

136mg(3%)

Per 100g serving. % Daily Value based on 2,000 calorie diet. Source: USDA FoodData Central (FDC #169225)

Pests & Disease Resistance

Resistance

Susceptible to most cucumber diseases, requires careful management

Common Pests

Aphids, whiteflies, spider mites, thrips (especially in greenhouse)

Diseases

Powdery mildew, downy mildew, cucumber mosaic virus, bacterial wilt

Frequently Asked Questions

Can you grow English Telegraph cucumbers outdoors?▼

English Telegraph cucumbers perform poorly in outdoor gardens as they're bred specifically for controlled greenhouse environments. They require consistent temperatures above 65°F, protection from wind and rain, and stable humidity levels. In zones 9-11, you might succeed with hoop tunnels and careful climate management, but greenhouse cultivation produces far superior results with longer harvest periods and better fruit quality.

How long does English Telegraph cucumber take to grow?▼

English Telegraph cucumbers require 65-75 days from seed to first harvest under optimal greenhouse conditions. Start seeds indoors 3-4 weeks before transplanting, then expect 6-8 weeks from transplant to first picking. Once production begins, you'll harvest continuously for 8-10 weeks with proper care, making the total growing season approximately 4-5 months in controlled environments.

Do English Telegraph cucumbers need to be pollinated?▼

English Telegraph cucumbers are parthenocarpic, meaning they produce fruit without pollination—a key advantage for greenhouse growing. In fact, pollination can actually make fruits bitter and seedy, so many growers exclude bees from greenhouses or remove male flowers. This trait allows consistent fruit production regardless of pollinator availability and ensures the seedless quality these cucumbers are prized for.

What does English Telegraph cucumber taste like compared to regular cucumbers?▼

English Telegraph offers a distinctly mild, sweet flavor with crisp texture and zero bitterness—even when slightly overripe. Unlike American slicing varieties, it lacks the sometimes sharp or astringent notes, providing clean cucumber taste without any aftertaste. The thin skin contributes pleasant texture without toughness, while the nearly seedless interior offers pure cucumber flavor and satisfying crunch that's noticeably superior to standard grocery store varieties.

Is English Telegraph cucumber good for beginners?▼

English Telegraph is not recommended for beginning gardeners due to its demanding growing requirements and susceptibility to diseases. Success requires greenhouse facilities, intensive daily management, disease prevention knowledge, and experience with vine training techniques. New gardeners should start with hardy outdoor varieties like 'Straight Eight' or 'Marketmore' before attempting this challenging but rewarding English heirloom variety.

Can English Telegraph cucumbers be grown in containers?▼

English Telegraph can be container-grown in very large pots (minimum 20-25 gallons) with proper support structures, but they still require greenhouse protection and intensive care. Use deep containers with excellent drainage, rich potting mix, and sturdy 6-8 foot trellises. Container plants need more frequent watering and feeding than ground-grown specimens, making management even more demanding than traditional greenhouse bed cultivation.