Moleplant
Euphorbia lathyris
Washington State Classification
Monitor List
This plant is on the monitor list - it is not a listed noxious weed in Washington.
Quick Reference
Identification
Growth Habit
Woody to succulent plant can grow up to 5 feet tall. Its coloration varies from lime green, to olive green, to blue green.
Leaves
Thin, triangular leaves grow in opposite pairs up the stem, every pair growing at a 90 degree rotation from the prior pair. This creates 4 straight rows of leaves growing up the stem. At the end of the stem and below the flowers, the leaves are more rounded and wide, growing in opposite pairs. The leaves have a light colored midvein.
Flowers
Small, yellow to yellow-green stamens and stigmas grow from the center of similarly colored sepals, with no true petals. These grow in pairs from the end of each branching flowering stem.
Fruit & Seeds
Round, green, four-lobed fruits.
Impact
This plant is on the monitor list - it is not a listed noxious weed in Washington. Please contact Meghan Fallon to report locations or for more information.
Ecology & Spread
Habitat
Generally open and sunny locations, though it can tolerate shade.
Spread Mechanisms
Reproduction
Seed
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