Begonia rex 'Balboa' – Silver Foliage with Deep Red Splashes and Curling Leaf Form


Begonia rex 'Balboa' is a dramatic foliage cultivar that combines high-contrast colours with a distinctive curling leaf shape. Its silvery surfaces are interrupted by intense red splashes concentrated around the midrib and leaf margins, creating a fiery frame that sets it apart from more subdued cultivars. Compact and ornamental, 'Balboa' is a living statement piece for shelves, windowsills, and mixed foliage arrangements.
 
● What Makes Begonia 'Balboa' Unique


Leaf colour: Silver blades with bold red around midrib and edges
Leaf form: Slightly curling blades for added texture
Growth style: Rhizomatous, clumping, ideal for containers
Indoor size: Generally 20 – 30 cm in both height and spread
 
● Botanical Background


Rex Begonias are derived from Begonia rex Putz., native to northeast India and southern China. Bred extensively since the 19th century, they are now a diverse group of hybrids known as Begonia rex-cultorum. 'Balboa' belongs to this modern lineage, created for its high colour contrast and ornamental curling leaves.
 
● Care Tips for Begonia rex 'Balboa'


Light: Bright, indirect light intensifies silver and red tones; avoid strong sun
Water: Keep soil evenly moist, but let the top 1 – 2 cm dry slightly before watering again
Humidity: Prefers 60%+ humidity to keep leaf edges smooth
Temperature: Ideal between 18 – 26 °C; avoid cold drafts
Soil: Airy, organic-rich substrate with good drainage
Fertilizer: Balanced, diluted feed every 3 – 4 weeks during active growth
 
● Growth and Seasonal Notes


'Balboa' is evergreen indoors, producing a steady display of curling, silver-and-red foliage. Growth is most vigorous in spring and summer, slowing slightly in cooler months. Its compact size makes it easy to incorporate into decorative groupings or to feature as a stand-alone specimen.
 
● Common Problems and Solutions


Brown leaf tips: Usually due to low humidity or irregular watering
Loss of colour: Caused by insufficient light; relocate to brighter filtered conditions
Pests: May attract mealybugs or spider mites; inspect and treat early
 
● Questions About Begonia 'Balboa'


How tall does it get? Indoors it usually stays compact, around 20 – 30 cm tall.
Can it be propagated? Yes, by rhizome division or leaf cuttings under high humidity conditions.
Is it safe for pets? No, like all Begonias it contains oxalates and should be kept away from pets and children.
 
● Etymology of Begonia


The genus Begonia was named in the 18th century by Charles Plumier in honour of Michel Bégon (1638 – 1710), a French administrator and amateur botanist. 'Balboa' extends this legacy as a cultivar known for its fiery contrasts and curling leaf form.
 
● Why Add Begonia 'Balboa' to Your Collection?


With shimmering silver leaves splashed with deep red and a curling growth form, Begonia rex 'Balboa' is a true ornamental highlight. Order today and bring this high-contrast cultivar into your indoor plant collection.