Garden Yellow Archangel - Lamiastrum galeobdolon subsp. argentatum
Often patch forming it is similar to the native Yellow Archangel (Lamiastrum galeobdolon subsp. montanum) but the naturalised plants of Garden Yellow Archangel (subsp. argentatum) have silvery markings on the leaves. Flowers bright yellow with brownish markings, 17 to 21 mm long and borne in whorls on the upper half of the stem. Upper lip hooded the lower lip 3-lobed. The garden variety is rampant invader and can out-compete native flora, but is a useful garden nectar plant, particularly for long-tongued bees.
Lamiastrum galeobdolon subsp. galeobdolon
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Usually found as an escape from cultivation, but not always close to habitation as it has proved capable of thriving in the wild. It may be seen in ditches and hedge banks.
Flowering April to July.
A stoloniferous herbaceous perennial herb.
Widespread in Britain, particularly in the north and west.
Fairly frequent in Leicestershire and Rutland and probably increasing.
Leicestershire & Rutland Map
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Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015