Peppers
75-85days to harvest
12-18days to germinate
Z4–11USDA zones
Moderatedifficulty
F1 hybridContainer friendly

Sowing

Start indoors 8-10 weeks before last frost. Transplant 2-3 weeks after last frost when nighttime temperatures stay above 55°F.

Cultivation

Sun
Full sun (6+ hours)
Water
1-1.5 inches per week, deep but infrequent watering
Soil
Rich, well-draining loam with high organic matter
Soil pH
6.2-7.0
Spacing
18-24 inches
Height
1-3 feet
Season
Warm season

Appearance & flavour

Colour
Dark green, turning red-brown when fully mature
Size
4-5 inches long, 3 inches wide at shoulders
Shape
Heart-shaped with broad shoulders tapering to pointed end
Flavour
Rich, earthy flavor with mild heat (1,000-2,000 Scoville units)

In the kitchen

Chiles rellenos, roasting, stuffing, mole sauces, dried as ancho chiles

Pests, disease & resistance

Pests
Pepper weevil, aphids, spider mites, cutworms
Diseases
Phytophthora blight, bacterial spot, anthracnose
Resistance
Resistant to tobacco mosaic virus and bacterial leaf spot

Planting calendar by USDA zone

ZoneStart indoorsTransplantDirect sowHarvest
2April – MayJune – July—September
3AprilJune – July—September – October
4March – AprilJune—August – October
5MarchMay – June—August – October
6MarchMay – June—August – October
7February – MarchApril – May—July – September
8FebruaryApril – May—July – September
9JanuaryMarch – April—June – August
10JanuaryFebruary – March—May – July
11JanuaryJanuary – February—April – June
12JanuaryJanuary – February—April – June
13JanuaryJanuary – February—April – June

Companion planting

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

BasilRepels aphids, spider mites, and thrips while potentially improving pepper flavor
MarigoldDeters nematodes, aphids, and whiteflies with natural compounds
TomatoSimilar growing requirements and can share support structures
OreganoRepels cucumber beetles and provides ground cover to retain soil moisture
ParsleyAttracts beneficial insects like hoverflies that prey on pepper pests
CarrotsLoose soil cultivation around carrots benefits pepper root development
NasturtiumActs as trap crop for aphids and cucumber beetles
ChivesRepels aphids and may help prevent fungal diseases

Avoid

Black WalnutProduces juglone toxin that severely stunts pepper growth and yield
FennelReleases allelopathic compounds that inhibit pepper germination and growth
BrassicasHeavy nitrogen feeders that compete with peppers and may stunt growth

Nutrition (per 100 g)

Protein (g)
1.43
Fat (g)
0.191
Carbohydrate (g)
5.14
Fibre (g)
2.07
Vitamin C (mg)
128
Vitamin B6 (mg)
0.309
Folate (µg)
26
Calcium (mg)
8.37
Iron (mg)
0.117
Magnesium (mg)
10.7
Phosphorus (mg)
22.4
Potassium (mg)
192
Zinc (mg)
0.128

Where to buy seed and equipment

Some links are affiliate links. If you buy through them we may earn a commission at no extra cost to you.

Growing it? There is a full cultivation guide at the peppers 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 Poblano 'Tiburon'?

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

Similar varieties

Other peppers with a comparable time to harvest, so a season that suits Poblano 'Tiburon' suits these too.

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