Euphorbia
Euphorbia polychroma
yoo-FOR-bee-uh pol-ee-KROH-muh
Perennials: Flower
Cushion spurge; Chrome spurge
Zone
4: -30° to -20°
Min. Temp
Half-Hardy: 32°
Electric yellow bracts bloom on a low cushion in April and persist, but gently fade as the stems elongate to form a short mound by mid-summer. The foliage changes to shades of red, orange and purple in the autumn.
Appearance
Summer Foliage
Gray-Green
Fall Foliage
Green
Flower Color
White
Blooming Time
Late Spring - Late Summer
Habit
Mounding
Height
6–12 in
Spread
12–18 in
Form
Cup
Characteristics
Type
Open-Pollinated
Safety
Toxic to Dogs/Cats
Growth Rate
Moderate
Tolerance/Resistance
Drought Tolerant, Heat Tolerant
Attracts
Attracts Beneficial Insects
Uses/Placement
Massed
Optimal Growing Conditions
Sun Exposure
Full Sun - Part Shade
Soil Texture
Adaptable
Soil Drainage
Well-drained
Soil Moisture
Dry
Soil PH
Slightly Alkaline: 7.0-7.5
PH Tolerance
Adaptable to a wide pH range
Soil Amendment(s)
Compost
Fertilizer
Light Feeder
Fertilizer Formula
Balanced Fertilizer
Fertilizer Timing
Early Spring
Micronutrients
Trace Minerals Beneficial
Care
Care Level
Low
Behavior and Propagation
Spreading
Moderate Spreader
Propagation Method
Benefits from Pollinators
Propagation Licensing
Open propagation permitted
Division Timing
Spring or Fall Division