North America Non-native Plant

Poppy

Botanical name: Papaver ×strigosum

USDA symbol: PAST11

Life cycle: annual

Habit: forb

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

Papaver ×strigosum: The Mysterious Hybrid Poppy Meet Papaver ×strigosum, a rather enigmatic member of the poppy family that’s managed to keep most of its secrets to itself. This annual hybrid poppy has made its home in Michigan, though don’t expect to find volumes of information about this particular plant – ...

Papaver ×strigosum: The Mysterious Hybrid Poppy

Meet Papaver ×strigosum, a rather enigmatic member of the poppy family that’s managed to keep most of its secrets to itself. This annual hybrid poppy has made its home in Michigan, though don’t expect to find volumes of information about this particular plant – it’s one of those botanical mysteries that keeps researchers guessing.

What We Know About This Elusive Poppy

Papaver ×strigosum is classified as a forb, which is simply a fancy way of saying it’s a non-woody flowering plant. As an annual, it completes its entire life cycle in just one growing season, sprouting from seed, blooming, setting seed, and then calling it quits before winter arrives.

This poppy is considered non-native to the United States but has established itself in the wild in Michigan, where it reproduces without human assistance. The × in its scientific name is a dead giveaway that this is a hybrid – essentially a natural cross between two different poppy species.

Geographic Distribution

Currently, Papaver ×strigosum has been documented growing in Michigan. Its limited geographic presence might explain why so little is known about this particular hybrid poppy.

Should You Grow This Mystery Poppy?

Here’s where things get interesting (and a bit frustrating for us plant enthusiasts). Because so little is documented about Papaver ×strigosum’s specific growing requirements, invasive potential, or garden performance, it’s difficult to give you the complete picture you deserve.

What we can tell you is that most poppies in the Papaver genus share some common characteristics:

  • They typically prefer well-draining soil
  • Most enjoy full sun to partial shade
  • They often self-seed readily
  • Many are drought-tolerant once established

Consider Native Alternatives

Since Papaver ×strigosum is non-native and information about it is scarce, you might want to consider some beautiful native alternatives that will definitely support local wildlife:

  • Wood poppy (Stylophorum diphyllum) – A gorgeous yellow native poppy
  • Bloodroot (Sanguinaria canadensis) – Another member of the poppy family with pristine white flowers
  • Native wildflowers like purple coneflower or black-eyed Susan for similar cottage garden appeal

The Bottom Line

Papaver ×strigosum remains something of a botanical puzzle. While it’s not flagged as invasive or noxious, the lack of detailed information about its garden performance, growth habits, and ecological impact makes it hard to recommend with confidence. If you’re drawn to poppies, you’ll likely have better success and more predictable results with well-documented species, whether native or non-native varieties with established garden reputations.

Sometimes the most interesting plants are the ones that keep us guessing – and Papaver ×strigosum certainly fits that bill!

Poppy

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Magnoliidae

Order

Papaverales

Family

Papaveraceae Juss. - Poppy family

Genus

Papaver L. - poppy

Species

Papaver ×strigosum (Boenn.) Schur (pro sp.) [dubium × rhoeas] - poppy

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