North America Native Plant

Poorjoe

Botanical name: Diodia teres var. oblongifolia

USDA symbol: DITEO

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Poorjoe: A Native Virginia Forb Worth Knowing Meet poorjoe (Diodia teres var. oblongifolia), a native Virginia plant that might not win any beauty contests with its humble name, but deserves a spot in your native plant vocabulary. This unassuming forb represents one of nature’s quiet contributors to our local ecosystems. ...

Poorjoe: A Native Virginia Forb Worth Knowing

Meet poorjoe (Diodia teres var. oblongifolia), a native Virginia plant that might not win any beauty contests with its humble name, but deserves a spot in your native plant vocabulary. This unassuming forb represents one of nature’s quiet contributors to our local ecosystems.

What Makes Poorjoe Special?

Poorjoe belongs to the forb family – those herbaceous plants that lack significant woody tissue but play crucial roles in natural landscapes. As a forb, this plant maintains its soft, non-woody stems throughout its life cycle, making it distinctly different from shrubs or trees. The fact that it can be both annual and perennial gives it interesting flexibility in how it approaches its life cycle.

Where Does Poorjoe Call Home?

This particular variety of poorjoe is native to the lower 48 United States, with its documented presence in Virginia. Being a true native means it has evolved alongside local wildlife and climate conditions for thousands of years, making it naturally adapted to regional growing conditions.

The Native Plant Advantage

Choosing native plants like poorjoe comes with several benefits:

  • Naturally adapted to local climate conditions
  • Requires less water and maintenance once established
  • Supports local ecosystem relationships
  • Helps preserve regional plant biodiversity

Growing Poorjoe: What We Know

While detailed growing information for this specific variety is limited, we know that poorjoe is a forb that can function as either an annual or perennial plant. This adaptability suggests it may adjust its life cycle based on environmental conditions.

As with most native Virginia plants, providing conditions that mimic its natural habitat will likely yield the best results. Since specific growing requirements aren’t well-documented for this variety, gardeners interested in poorjoe might want to:

  • Start with small test plantings to observe its preferences
  • Connect with local native plant societies for regional growing wisdom
  • Consider it for naturalized or restoration plantings where native Virginia flora is desired

The Bottom Line

Poorjoe represents the kind of understated native plant that forms the backbone of healthy local ecosystems. While it may not be the showstopper of your garden, its native status and adaptable nature make it worthy of consideration for gardeners committed to supporting local biodiversity.

If you’re drawn to lesser-known native plants and enjoy being part of conservation efforts, poorjoe might find a welcome spot in your naturalized areas. Just remember that with limited cultivation information available, growing this variety will be something of an adventure in native plant stewardship.

Poorjoe

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

Rubiales

Family

Rubiaceae Juss. - Madder family

Genus

Diodia L. - buttonweed

Species

Diodia teres Walter - poorjoe

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