North America Non-native Plant

Rocoto

Botanical name: Capsicum pubescens

USDA symbol: CAPU38

Native status: Not native but doesn't reproduce and persist in the wild

Growing Rocoto Peppers: The Cool-Weather Chili That’s Different from the Rest If you’re tired of the same old jalapeños and bell peppers, let me introduce you to something special: the rocoto pepper, scientifically known as Capsicum pubescens. This unique South American chili brings a delightful twist to both your garden ...

Growing Rocoto Peppers: The Cool-Weather Chili That’s Different from the Rest

If you’re tired of the same old jalapeños and bell peppers, let me introduce you to something special: the rocoto pepper, scientifically known as Capsicum pubescens. This unique South American chili brings a delightful twist to both your garden and your kitchen, with characteristics that set it apart from every other pepper you’ve grown.

What Makes Rocoto Special?

Rocoto peppers are the rebels of the chili world. Unlike their cousins, these peppers actually prefer cooler weather and can handle a light frost – something that would send most peppers to plant heaven. They’re also the only commonly grown pepper with purple flowers instead of white ones, and their seeds are distinctively black rather than the typical cream color.

Where Do Rocoto Peppers Come From?

These fascinating peppers are native to the Andean regions of South America, particularly Bolivia, Peru, Ecuador, and Colombia. They’ve been cultivated in the high-altitude, cool climates of the Andes for thousands of years, which explains their unique temperature preferences.

Appearance and Garden Appeal

Rocoto plants are quite the lookers in the garden. They grow as bushy perennials (though most gardeners treat them as annuals) and can reach 3-6 feet tall with a similar spread. The deep green, fuzzy leaves create an attractive backdrop for the striking purple flowers that appear throughout the growing season.

But the real showstoppers are the fruits themselves. These thick-walled peppers are typically apple-shaped and can range from yellow to orange to bright red when ripe. They’re substantially meatier than most hot peppers, with a crisp texture that’s perfect for stuffing.

Garden Role and Landscape Use

Rocoto peppers work beautifully in:

  • Specialty edible gardens focused on unique varieties
  • Container gardens and patios
  • Greenhouse cultivation
  • Mixed borders where their bushy growth adds structure

Their ornamental qualities make them excellent conversation starters, and their culinary value means they’re not just pretty faces in your garden beds.

Growing Conditions and Care

Here’s where rocoto peppers get interesting – they prefer conditions that would make most peppers sulk. They thrive in:

  • Cool to moderate temperatures (60-75°F is ideal)
  • Partial shade to full sun
  • Well-draining, fertile soil
  • Consistent moisture without waterlogging
  • USDA zones 9-11, though they can be grown as annuals in cooler zones

Planting and Care Tips

Growing rocoto peppers requires a bit more patience than your average pepper, but the results are worth it:

  • Start seeds indoors 10-12 weeks before your last frost date
  • Seeds can take 2-4 weeks to germinate, so don’t panic if nothing happens immediately
  • Transplant outdoors when nighttime temperatures consistently stay above 50°F
  • Provide support structures as plants can become quite bushy and heavy with fruit
  • Water consistently but avoid overwatering
  • In hot climates, provide afternoon shade

Benefits for Wildlife and Pollinators

The purple flowers are attractive to bees and other pollinators, providing nectar and pollen throughout the growing season. However, since rocoto peppers aren’t native to North America, they won’t provide the specialized benefits that native plants offer to local wildlife.

Should You Grow Rocoto Peppers?

Rocoto peppers are an excellent choice for adventurous gardeners who want something truly unique. They’re particularly well-suited for:

  • Gardeners in cooler climates who struggle with heat-loving peppers
  • Container gardeners looking for an unusual edible
  • Culinary enthusiasts interested in authentic South American ingredients
  • Gardeners who enjoy growing conversation-starting plants

Consider Native Alternatives

While rocoto peppers are a delightful addition to specialty gardens, consider also including native plants that support local ecosystems. Wild bergamot, native bee balm species, or native mint family plants can provide similar aromatic qualities while supporting local pollinators and wildlife.

The Bottom Line

Rocoto peppers offer a unique gardening experience that’s quite different from typical pepper growing. Their cool-weather preference, distinctive appearance, and exceptional culinary qualities make them a worthwhile addition to the right garden. Just remember that they’re playing by different rules than most peppers – embrace their quirks, and they’ll reward you with something truly special.

Rocoto

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Solanales

Family

Solanaceae Juss. - Potato family

Genus

Capsicum L. - pepper

Species

Capsicum pubescens Ruiz & Pav. - rocoto

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA