North America Native Plant

Martynia

Botanical name: Martynia

USDA symbol: MARTY

Life cycle: annual

Habit: forb

Native status: Native to Puerto Rico âš˜ Native to the U.S. Virgin Islands  

Martynia: A Rare Tropical Native Worth Discovering If you’re a gardener in Puerto Rico or the U.S. Virgin Islands looking for truly native plants, martynia (Martynia) might just be the hidden gem you’ve been searching for. This annual forb represents a piece of Caribbean botanical heritage that’s often overlooked in ...

Martynia: A Rare Tropical Native Worth Discovering

If you’re a gardener in Puerto Rico or the U.S. Virgin Islands looking for truly native plants, martynia (Martynia) might just be the hidden gem you’ve been searching for. This annual forb represents a piece of Caribbean botanical heritage that’s often overlooked in favor of more common garden plants.

What Makes Martynia Special?

Martynia belongs to an exclusive club of plants that can truly call Puerto Rico and the U.S. Virgin Islands home. As an annual forb, it’s an herbaceous plant that completes its entire life cycle in one growing season, then produces seeds for the next generation. Unlike woody shrubs or trees, martynia stays soft and green throughout its life, making it a flexible addition to garden designs.

Where Does Martynia Grow?

This native beauty has a very specific address – you’ll only find it naturally growing in Puerto Rico and the U.S. Virgin Islands. Its limited geographic distribution makes it something of a botanical treasure for gardeners in these tropical territories.

Should You Plant Martynia in Your Garden?

Here’s where things get a bit tricky. While martynia has the wonderful distinction of being a true native plant, detailed growing information is surprisingly scarce. This could mean a few things:

  • It might be quite rare in cultivation
  • It could have very specific growing requirements
  • It may not be widely available in the nursery trade

For gardeners passionate about native plants, this scarcity actually makes martynia more intriguing rather than less appealing. True natives like this play irreplaceable roles in local ecosystems, even if we don’t fully understand all their benefits yet.

Growing Martynia Successfully

Since martynia is native to tropical islands, it’s safe to assume it thrives in warm, humid conditions year-round. As an annual, you’ll need to either collect seeds each year or allow the plant to self-seed in your garden.

Given the limited cultivation information available, your best bet for growing martynia successfully would be to:

  • Source seeds or plants from reputable native plant societies
  • Observe where it grows naturally in your area
  • Mimic those natural conditions in your garden
  • Connect with local botanists or native plant enthusiasts for growing tips

The Bottom Line

Martynia represents something special – a chance to grow a plant that truly belongs in Caribbean gardens. While we may not have all the growing details figured out yet, that’s part of what makes native gardening an adventure. If you can find martynia, you’ll be helping preserve a piece of your local botanical heritage while potentially discovering something wonderful for your garden.

For gardeners outside Puerto Rico and the U.S. Virgin Islands, martynia isn’t an option – but that’s okay! Every region has its own special native plants waiting to be discovered and appreciated.

Martynia

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

Scrophulariales

Family

Pedaliaceae R. Br. - Sesame family

Genus

Martynia L. - martynia

Species

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