AmeriHybrid® On Top Sun Glow Begonia Plant

AmeriHybrid® On Top Sun Glow Begonia bursts with massive, semi-ruffled orange blooms kissed with pinky-red tips—like a summer sunset that lasts all season. A showstopper for beds, borders, and containers.

And the best part? It thrives with barely a fuss. Wind, rain, and shade? No problem. This powerhouse keeps pumping out flowers like it’s on a mission. If you’re looking for bold, brilliant color without the drama, On Top Sun Glow is ready to shine.

Grown by us without harmful pesticides, so it’s safe for your garden and the planet. We believe your flowers should thrive without compromising the environment, which is why we cultivate our plants responsibly—keeping them as healthy and vibrant as the spaces they brighten.

Planting Instructions:

• - Can be planted during any frost-free period

Soil Preparation:

• - Ideal soil pH: 6.0-6.5
• - Well-drained soil is a must

Watering Specifics:

• - Water when the top inch of soil is dry, preferably in the morning, keeping the soil moist but not soggy while avoiding wet foliage

Fertilizer Type:

• - Balanced (10-10-10 or 20-20-20): Feed every 2 weeks to keep the plant happy and growing strong
• - Phosphorus-Rich (10-30-10): Switch to this if flowering starts to diminish

Pruning and Training:

• - Pinch back tips of young plants to encourage bushier growth

Additional Management:

• - Monitor for powdery mildew and other fungal diseases in humid conditions

Light Requirements:

• - Thrives in bright, indirect light
• - Avoid placing in full, direct sunlight to prevent leaf scorching

Temperature Tolerance:

• - Not frost-hardy; lift tubers in fall for overwintering in colder climates

Companion Plants for Tuberous Begonias:

• - Impatiens: Their shade-loving nature and bright blooms make them a perfect companion
• - Hostas: Their large, lush leaves provide a contrasting backdrop for the colorful flowers of Tuberous Begonias
• - Astilbes: Their feathery plumes add vertical interest and complement the round blooms of Tuberous Begonias
• - Coleus: The vibrant foliage of Coleus adds texture and color contrast in shaded areas