This grower is sure of this plant identification.
Lysimachia ciliata ‘Firecracker’ (Loosestrife). This genus consists of mainly evergreen perennials and shrubs there are about 150 species, the flowers are tall spike-like racemes of crowded blooms. The 5-petalled flowers are mostly yellow or white.
They will prefer a slightly acidic soil with a good mix of organic matter. They need full sun to partial-shade.
Suitable for the border or rock garden. Ground cover.
Italics = data drawn from parent genus or speciesView Full Plant Finder Record