Classification
0111
Giant (>10") Informal Decorative, Bronze
Size
Giant (>10")
Form
Informal Decorative
Color
Bronze
Growing Info
- Height: 3–5 ft
- Bloom season: Midsummer to first frost
- Hardiness zones: 8-11
- Staking needed: Yes
- Pinching: Pinch the center shoot at 12" tall for bushier growth and more blooms.
Growing Tonja?
Where to Find Tonja Tubers
Tuber availability changes each season. Search current listings:
Search for Tonja Tubers →💡 Tip: Most suppliers open orders in December–February for spring shipping. Popular varieties sell out fast!
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