Is cypress spurge invasive?
Cypress spurge can be invasive in some regions due to its vigorous spreading habit. It is listed as a noxious weed in several US states.
Cypress spurge (Euphorbia cyparissias) is a hardy perennial with fine, needle-like foliage and yellow-green bracts, often used in dry, sunny borders and rock gardens.
Above information is sourced from Wikipedia
Sunlight
Full sun to partial shade
Watering
Allow soil to dry between waterings
Soil
Well-drained soil
Temperature
Tolerates a wide range
Habitat
Outdoor
Fertilizer
Rarely needed
Full sun to partial shade
Prefers at least 6 hours of direct sunlight daily for best flowering and compact growth.
Allow soil to dry between waterings
Drought tolerant once established, avoid overwatering.
Well-drained soil
Tolerates a wide range
Hardy in USDA zones 4-8, tolerates heat and cold well when established.
Outdoor
Rarely needed
Does not require regular feeding; thrives in average to poor soil.
Plant Type
Herb
Plant Place Type
Garden, Pot
Plant Environment
Outdoor
Lifespan
Perennial
Plant Height
0.2-0.4 m
Spread
0.3-0.5 m
Growth Rate
Fast
Dormancy
Yes
Leaf Color
Green
Leaf Type
Linear
Flower Size
0.5-1 cm
Optimal Sunlight Lux
60000
Weed Status
Yes
Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Toxic for humans
Yes
Rating: 4/5
Toxic for pets
Yes
Rating: 4/5
Edible
No
The sap of Euphorbia cyparissias is a skin irritant and can cause blistering. Ingestion can cause nausea, vomiting, and diarrhea.