Botanical illustration · AI-generated
Classification
1102Large (8-10") Informal Decorative, Yellow
Size
Large (8-10")
Form
Informal Decorative
Color
Yellow
Hybridizer
Penhorwood
Year Added to ADS
2008
Awards
Hart Medal
Growing Info
- Height: 3.5–4.5 ft
- Bloom season: Midsummer to first frost
- Hardiness zones: 8-11
- Staking needed: Yes
- Pinching: Pinch the center shoot when 12" tall to encourage branching. For exhibition-size blooms, disbud side shoots leaving one terminal bud per stem.
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Where to Find Penhill Yellow Queen Tubers
Tuber availability changes each season. Search current listings:
Search for Penhill Yellow Queen Tubers →Tip: Most suppliers open orders in December-February for spring shipping. Popular varieties sell out fast!
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