50-60days to harvest
7-14 daysdays to germinate
Z4–9USDA zones
Easydifficulty
Heirloom

Sowing

Direct sow after last spring frost, ¼ inch deep

Cultivation

Sun
Full sun (6+ hours)
Water
Moderate, consistent moisture; 1-1.5 inches per week
Soil
Well-drained soil rich in organic matter
Spacing
12-18 inches
Height
4-6 feet
Season
Tender Perennial

Appearance & flavour

Colour
Bright green foliage with yellow-gold flowers
Size
8-12"
Shape
Feathery, finely divided foliage; delicate flower clusters
Flavour
Sweet anise with intensifying complexity as plants mature; very young plants have mild fennel flavor, while 8-12 inch mature plants deliver full, warmer anise notes with licorice undertones

In the kitchen

Fresh salad leaves, coleslaw, herb dressing, garnish, edible flowers for fish and tomato dishes, infused oils and vinegars

Pests, disease & resistance

Pests
Fennel is generally pest-resistant but may occasionally encounter swallowtail butterfly caterpillars, spider mites in dry conditions, and aphids
Diseases
Fennel is generally disease-resistant; root rot possible in waterlogged soil

Planting calendar by USDA zone

ZoneStart indoorsTransplantDirect sowHarvest
3April – MayJune – July—July – October
4March – AprilJune – July—July – October
5March – AprilMay – June—June – October
6March – AprilMay – June—June – November
7February – MarchApril – June—June – November
8February – MarchApril – May—May – December
9January – FebruaryMarch – April—April – December
10JanuaryFebruary – April—April – December

Companion planting

8 beneficial pairings indexed for this variety, 3 to avoid.

TomatoesBasil repels tomato hornworms and aphids while improving tomato flavor
PeppersBasil deters aphids, spider mites, and thrips that commonly attack peppers
OreganoBoth herbs have similar growing requirements and oregano helps repel pests
ParsleyCompatible growth habits and parsley attracts beneficial insects like hoverflies
LettuceBasil provides light shade for lettuce and repels aphids that damage leafy greens
MarigoldsAttract beneficial insects and repel nematodes and aphids
ChivesRepel aphids and improve overall garden pest management
AsparagusBasil repels asparagus beetles while asparagus doesn't compete for space

Avoid

RueInhibits basil growth through allelopathic compounds
Common SageCompetes for nutrients and may inhibit basil's growth and flavor development
FennelReleases allelopathic compounds that stunt basil growth and reduce essential oil production

Nutrition (per 100 g)

Calories (per 100 g)
23
Protein (g)
3.15
Fat (g)
0.64
Carbohydrate (g)
2.65
Fibre (g)
1.6
Sugars (g)
0.3
Vitamin A (µg)
264
Vitamin C (mg)
18
Vitamin E (mg)
0.8
Vitamin K (µg)
415
Vitamin B6 (mg)
0.155
Folate (µg)
68
Calcium (mg)
177
Iron (mg)
3.17
Magnesium (mg)
64
Phosphorus (mg)
56
Potassium (mg)
295
Zinc (mg)
0.81
Selenium (µg)
0.3

Where to buy seed and equipment

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Growing it? There is a full cultivation guide at the herbs growing guide.

Cultivar facts compiled from public horticultural references including USDA GRIN and NC State Extension. Descriptions are original to this catalogue.

DarkGrow forum

Grown Grosfruchtiger?

Post a crop report — day counts, reservoir readings, what worked. Variety-specific logs are the most useful thing on the forum.

Similar varieties

Other herbs with a comparable time to harvest, so a season that suits Grosfruchtiger suits these too.

Browse all 104 herbs