|Scientific Name||Stachys annua L.|
|Common Names||English: Annual hedgenettle, betony, Annual Woundwort; German: Einjähriger Ziest; French: Épiaire annuelle; Spanish: Hierba de la faridura|
|Description||Annual herbaceous plant, finely pubescent, height 10-40 cm (3.93 - 15.74 inch).|
Corolla 5-lobed with the top lobe forming a 'hood'.
Leaves entire, elliptic or ovate, regularly dentate.
Glabrescent, oblong -lanceolate, crenulate -dentate, tapered into a petiole. Floral leaves acute apex.
White-yellowish, 3-6 in distant whorls.
Very small bracteoles.
Calyx hairy, tubular-campanulate, with teeth arcuate, lanceolate awl -like with a shortly ciliate point, teeth 1/2 time shorter than the tube.
Corolla 1 time longer than the calyx. Calyx has a prominent tube with a transversal ring of hairs.
June to August.
Achenes circa 2 mm (0.078 inch) long, brown-black, finely spotted.
Viability of Seeds
More than 60 years.
By seeds. Main germination period is in spring.
Wastelands, grasslands and woodland edges.
Any damp soil in full sun or in light shade.
S. annua can become a troublesome weed in damp turfs. It also is a potential seed contaminant.
Useful non-chemical contribution to Integrated Weed Management
Seed cleaning and preventing seed rain.
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