Mrs. Robb's Bonnet (Euphorbia amygdaloides var. robbiae): Glossy Evergreen Groundcover

Mrs. Robb's bonnet (Euphorbia amygdaloides var. robbiae) has dark, glossy evergreen leaves in tight rosettes and produces yellow-green bracts in mid-spring to early summer.

Vigorous Spreader

This plant spreads rapidly and may be invasive, and it is difficult to remove once established. Sap irritates skin and causes severe discomfort if ingested. It tolerates a wide range of conditions: moist or dry soil in full sun to shade.

Propagation & Problems

Sow seed when ripe or in spring. Divide in early spring. Watch for nematodes, spider mites, aphids, mealybugs, and fungal/bacterial diseases.

Quick Reference

• Height: 1–3 ft.
• Spread: 3–6 ft.
• Growth Habit: Runs
• Growth Pace: Fast, invasive/aggressive
• Light: Full sun to part shade
• Moisture: Dry
• Maintenance: Moderate
• Bloom Time: Spring to early summer
• Flower Colors: Green, yellow
• Foliage: Evergreen
• Attributes: Deer tolerant
• Uses: Ground covers, naturalizing, woodland gardens