Skip to main content

Oblong-leaf Sundew

Drosera intermedia

Last reviewed: September 2026

Drosera intermedia is a small carnivorous forb that grows in wet, sunny to partly shaded bogs and blooms with white flowers from June through August.

Oblong-leaf Sundew (Drosera intermedia)
Photo: (c) Oleksandr Shynder, some rights reserved (CC BY)

Toxicity unknown

Oblong-leaf Sundew (Drosera intermedia) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Light

part sun

Water

high

Size

2"–8" H × 2"–6" W

Bloom

Jun, Jul, Aug

Native to

AL, AR, CT, DE and 27 more states

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 452 programs across 44 states, each with a link to the provider and the date we last checked it.

Find rebates in your area

Oblong-leaf sundew is a tiny carnivorous plant that forms small rosettes of sticky, reddish leaves that catch insects. It produces delicate white flowers on thin stalks during summer and thrives in constantly moist, boggy conditions.

Growing Oblong-leaf Sundew

Grow Oblong-leaf Sundew in part sun and high water. Mature plants reach 2 to 8 inches tall and spread 2 to 6 inches wide. Expect high maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

Oblong-leaf Sundew takes more care to keep looking intentional in a front yard. Maintenance level: high. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Extremely small size makes it nearly invisible in landscaping
  • Carnivorous nature may concern neighbors
  • Requires bog-like conditions unsuitable for typical yards

Wildlife value

This plant attracts small flying insects which get trapped by its sticky leaves, making it more of a predator than a pollinator supporter in the garden ecosystem.

Common questions

When does Drosera intermedia bloom?
Drosera intermedia typically flowers from June through August, sending up a slender stalk with small white blossoms above its sticky, dew-covered leaves.
What kind of light does Drosera intermedia need?
This sundew grows best in part sun to full sun, in open boggy or wet sandy sites where it can catch enough light to fuel its sticky, insect-trapping leaves.
How much water does Drosera intermedia need?
It needs consistently high moisture and does well in saturated, boggy soils; it does not tolerate dry conditions for long periods.
What pollinates Drosera intermedia?
No specific pollinator relationships are documented for this species, so no pollinator information is listed here.
Is Oblong-leaf Sundew HOA-friendly?
Oblong-leaf Sundew takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.

Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

See all plant problem guides

Ready to grow Oblong-leaf Sundew? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

Planning a bed around it? Start a free plan with this plant

Not sure where to start? Take the 2-minute yard quiz