Yellow Giant Hyssop
Dense spikes of small cream flowers on erect stems from July to September, broadly arrow-shaped leaves up to 6 inches long resemble catnip & are pleasantly fragrant when crushed, spreads by seed, easy to grow, attracts butterflies.
Plant Hardiness Zones: 4a-9b
Native Range: se. SD, s. MI, sw. QC, w. ON, & w. New England south to nw. GA, & e. OK. Rare in CT, NY, VT, & WI
Germination - Easy: Cold Stratify 4 weeks, then fluctuating temperatures (ie. put outdoors in spring)
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