Botanical Name: Pelargonium × hortorum ‘Savannah® Oh So Orange’

Common Name: Annual Geranium, Zonal Geranium

Hardiness Zone: Grown as an Annual in Most Climates; Perennial in USDA Zones 10–11

Size: 12–18" Tall × 12–18" Spread

Growth Habit: Upright, Compact, Well-Branched Habit

Sunlight: Full Sun to Partial Shade

Soil: Well-Drained Soil; Performs Best in Average to Fertile Garden Soil

Water Needs: Moderate; Allow Soil to Dry Slightly Between Waterings

Bloom Season: Late Spring through Frost

Fertilizer: Light, Regular Feeding During Active Growth

Features: Bold Orange Blooms, Strong Stems, Excellent Heat Tolerance, Uniform Habit

Uses: Containers, Landscape Beds, Borders, Mass Plantings

Patent: ✔ Patented

Propagation: ❌ Propagation Prohibited Without License

See our complete Geranium Plant Guide for full care details.

More About Geranium ‘Savannah® Oh So Orange’

Savannah® Oh So Orange is a very bold Geranium. The color is a true, fiery orange with depth and saturation, not a washed coral or red pretending to be orangeThe first time we set it out in full sun, it absolutely lit up the bench. It looks bold from across the parking lot, which is exactly what you want when you are designing high-impact containers or summer beds that need to compete with bright sunlight. Even under intense heat, the blooms hold their richness without fading dull or brassy.

The flower heads sit proudly on thick, sturdy stems above a dense canopy of green foliage, so everything looks intentional and upright. There is no slouching or collapsing once temperatures climb. Structurally, it carries that signature Savannah® uniformity, building a tight, evenly branched mound that fills in beautifully without stretching or flopping open in the center. It performs like a professional landscape plant but still feels right at home in backyard containers. From Late Spring through Fall, it keeps pushing bloom after bloom, maintaining that saturated color with very little intervention.

Why We Like It (Our Trials)

In our testing, Oh So Orange proved itself during the hardest stretch of Summer. We had it planted in a bed that gets full afternoon sun reflecting off nearby stone, and it never dulled down. While some orange-toned Geraniums can lose their vibrancy or get a little tired looking by August, this one stayed tight and intense. The stems held strong even after heavy rain, and the plant never opened up awkwardly in the center. It looked controlled and well-built the entire season.

What I especially appreciate is how confidently it carries bold color without sacrificing polish. You can use it as the centerpiece in a container and let everything else support it, or repeat it in drifts through a landscape where it becomes a rhythmic pop of heat and energy. It pairs beautifully with deep purples, bright chartreuse foliage, or even crisp whites if you want contrast. For gardeners who want serious Summer color that does not melt under pressure, Savannah® Oh So Orange delivers strength, structure, and unmistakable visual punch.

Savannah® Oh So Orange vs. Other Geraniums

Savannah® Oh So Orange stands out in the Savannah® Series for its unmatched warmth and visual energy. Among the lineup, it delivers the most saturated orange tone, creating instant impact without reading harsh or artificial. The color stays bold even in peak summer heat, and the plant maintains the same tight, well-branched structure that defines the series, making it a high-impact option that still feels controlled and intentional.

Compared to Savannah® Light Salmon, Oh So Orange is noticeably more intense and energetic, leaning vibrant rather than soft. Against Savannah® Really Red, it feels warmer and more playful, while Really Red carries a more traditional, classic presence. When paired with Savannah® White or Savannah® Blue, Oh So Orange becomes a focal point, anchoring cooler tones with heat and brightness. Compared to Savannah® Lavender Splash, it offers solid, uniform color rather than pattern-driven interest. Gardeners love it for bold summer color that doesn’t sacrifice structure or performance.