Poinsettia (Euphorbia pulcherrima)

Step into the festive spirit with the Poinsettia (Euphorbia pulcherrima), a quintessential symbol of the holiday season (also known as Flor de Nochebuena). Renowned for its striking red and green foliage, this plant is not just a holiday decoration but a botanically intriguing species, with its colored bracts often mistaken for flowers.

How to Grow

The Poinsettia flourishes in bright, indirect light and requires well-draining soil. While it naturally blooms during winter, it needs specific light conditions to color up. Suitable for USDA zones 9-11, it's often grown indoors, especially in cooler climates, to protect it from frost.

Care Tips

Water your Poinsettia when the surface of the soil feels dry to the touch, but avoid overwatering. Ensure the plant's pot has drainage holes to prevent waterlogging. To keep the bracts vibrant, maintain a stable temperature away from drafts or extreme heat sources. After the holiday season, reduce watering to allow the plant to rest.

Uses

Poinsettias are popular as seasonal decor during the winter holidays, bringing a splash of color to homes and offices. They can also be used as part of a larger holiday floral arrangement or centerpiece. Post-holidays, they can continue to add greenery indoors.

Planting Tips

When potting or repotting, choose a container with proper drainage and use a peat-based potting mix. If planting outside in suitable climates, place in a location with dappled sunlight and protect from strong winds and direct, hot sunlight.

Maintenance

After the blooming season, prune back the plant to about 6 inches to encourage bushy growth. If you wish to encourage reblooming, beginning in fall, provide 14 hours of complete darkness each night for 8-10 weeks until bracts begin to change color.

Pests and Diseases

Watch out for common pests like whiteflies, spider mites, and aphids. Treat any infestations with insecticidal soap or neem oil. Overwatering can lead to root rot, so ensure proper soil moisture levels.

Note: While Poinsettias are a festive favorite, their sap can be irritating to the skin and mucous membranes, and the plant is often considered mildly toxic if ingested. Keep it out of reach of pets and children as a precaution.