By Annkay. We call them Highland Creases in the country. A little about Bittercress – Bittercress is a winter annual weed that begins to appear in lawns in very early spring and can quickly spread throughout your lawn. Hairy Bittercress, (Cardamine hirsute), is a winter and summer annual that germinates from seed during cool moist conditions, like spring and fall. Scientific Name: Cardamine hirsuta Other names: Small Bittercerss, Common Bittercress, Hoary Bittercress, Popping Cress, Pennsylvania Bittercress, Jumping Jesus, Flick Weed Family: Brassicaceae or Cruciferae. Hairy bittercress flowers are very small (2-3 mm) in diameter with four white petals. Find the best value for spot treatment or broadcast treatments, comparing multiple options. Please note that each and every hedgerow item you come across may vary in appearance to these photos. The seeds usually germinate in late summer or early fall and seedlings remain dormant until the weather warms up in early spring and they grow quickly, producing white flowers. This weed produces small, white flowers that occur in clusters at the tips of the stems. Only solution I know is to actually get on and weed it iout. Plants grow very quickly, and several generations appear each year. Hi Nomes, The Home Depot offers selective herbicides from Bayer Advanced, Spectracide, Vigoro, Ortho and other manufacturers that utilize a combination of chemicals to control broad leaf weeds without harming your lawn.. This weed does not need much to set down roots - even a small amount of sand between two bricks is plenty. Hairy bittercress is a summer or winter annual that often shows up in such areas as landscape beds and poorly drained turf. Stems range from 3-9” long and keep most of their leaves in the lower portion of the plant. Basal rosette of pinnate leaves; 1-3 pairs of leaflets with terminal, larger leaflet; tiny, 4-petaled white flowers in clusters at top of stems, followed by slender, upright seed capsules. Hairy Bittercress has appeared in Northeast Ohio the past couple of years….I know I have to kill it before its seed pods explode, causing more bittercress. Pennsylvania Bitter Cress has very few, if any, basal leaves while the flowers are blooming, and its foliage is completely hairless (at least in Illinois). 15 days after applying the crabgrass pre-emergent? Small, green and rounded growing in opposite pairs along the leaf stem with … Once established, it is difficult to eradicate. Hairy bittercress likes moist freshly-disturbed soil and is a common weed in European gardens. Its ability to remains green throughout the winter means this plant plays a crucial role for the wild forager as it supplies essential vitamins and minerals through the Winter, It is best eaten though in January and February. Known as a winter weed, Hairy Bittercress is an annual in most climates. It is a prolific seed producer that explodes at the slightest touch, sending tiny seeds flying in all directions when the seedpods mature. Bittercress Cardamine hirsuta I love this little compact, rosette shaped annual with lobed leaves, small white flowers and upright seed pods that explode, flinging the seeds far and wide when ripe and you touch them, hence one of its names ‘shot weed or ‘flick weed’. Perhaps the best tasting of winter weeds, hairy bittercress (Cardamine hirsuta) features finely lobed leaves that grow in a symmetrical rosette. Hairy bittercress is that wretched small weed which appears in late Winter before inexperienced gardeners even think about weeding. A brief run through the various weeds that grow not just at Blackpitts but in almost everybody's garden. 2-3 mm ) in diameter with four white petals round leaflets and grows up to 3 meters from the.! 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