Locate large speedwell plants. Most situations but much less common on turf than Veronica filiformis, Growth: Tips for Managing Speedwell . They spread by both underground and over ground runners. Althought herbicides are the most effective method of controlling speedwells, cultural control methods such as manual control (removing it by hand) and Scarification can also be used. Germander Speedwell’s leaves grow much larger than Slender Speedwell’s, meaning it is a lot easier to kill. Germander Speedwell (Veronica chamaedrys) is not to be confused with Common Speedwell (Veronica officinalis) or Common Germander (Teucrium chamaedrys). Common names: Germander Speedwell: Bird-Eye: Cat's Eyes: General Plant Information ; Plant Habit: Herb/Forb : Life cycle: Perennial: Sun Requirements: Partial Shade to Full Shade: Water Preferences: Mesic Dry Mesic: Minimum cold hardiness: Zone 3 -40 °C (-40 °F) to -37.2 °C (-35) Maximum recommended zone: … Germander speedwell is actually a type of veronica, ... Horticultural soaps and oils, or pesticides, will control these. The two most common are Slender speedwell and Germander Speedwell. Progreen Weed Control Solutions. There is corn speedwell, creeping speedwell and germander speedwell to name a few, but no matter the speedwell, at this time of the year I wouldn’t spend too much time pulling the trigger finger on the squirt bottle of herbicide. It can tolerate a wide range of soil conditions, but prefers damp conditions. This plant is not a native to North America. The dark green leaves have distinct veins with coarsely toothed edges. As a result, Speedwell can be a real pain to completely get rid of. Often considered difficult-to-control, speedwell has a fibrous root system and spreads … The name Germander is a corruption of the Latin chamaedrys. Norfolk, UK. Speedwell is a perennial weed and is very difficult for both the amateur and professional to control. Germander speedwell can be checked with an application of lawn sand (often used for moss control) during the early spring, however this may only knock the leaves back, it will not kill the weed.. Mowing the lawn on a regular basis will help prevent seed head formation. Germander speedwell is one of several speedwell species that inhabit Michigan. The active ingredients that are likely to give best control are clopyralid and fluroxypyr with some effect from florasulam, mecaprop and MCPA. Some preemergence herbicide products labeled for control of corn speedwell. There are two lines of hairs on the stems and the flowers in April to June are blue with a white middle (Sterry, 1997). Where the plants occur in grass the mower can scatter pieces of stem which will root and when the clippings are composted care must be taken to ensure that they are completely broken down befor use. Other pests View handy tips on how to identify common turf and industrial weeds such as Clover, Plantain and Dandelion. However, products containing the active ingredient fluroxypyr as one of their ingredients (Weedol Lawn Weedkiller, Roundup Lawn Weedkiller or Weedol Gun Lawn Weedkiller Ready to Use) will provide some control in lawns. View further information on the Bayer products and download labels, MSDS and user guides for the Bayer products. The variety Veronica Americana is edible and nutritious and has been used in a tea to alleviate symptoms of allergies and asthma. Black Friday Sale: 50% OFF . Even by the botanical names you can see where confusion could arise. Fluroxypyr has been proven to be the most effective chemical in controlling speedwell. Distribution. See the Veronica for special weed control considerations. Germander Speedwell (Veronica chamaedrys) in the Veronicas Database. Veronica filiformis is similar to other veronica species, such as veronica arvensis (wall speedwell) and veronica chamaedrys (germander speedwell). Two varieties of Speedwell exist: Slender Speedwell (Veronica filliformis) and Germander Speedwell (Veronica chamaedrys) Use an organic mulch, such as bark, wood chips or grass clippings that are not contaminated with creeping speedwell, to control creeping speedwell. Preferred Habitat: Most situations but much less common on turf than Veronica filiformis. It is becoming more of a problem on lawns in throughout the UK. Corn speedwell is one of the most prevalent of the weedy species, others include: Germander, Persian, Creeping, Purslane and Ivyleaf. Up until recently it was killed or controlled with a selective weedkiller called Ioxnil but this chemical was banned in 2015. Becomes low growing and dense when in the lawn compared to a lanky growth habit in the borders. Speedwell weed control. Chemical Control - Germander Speedwell is a difficult weed to control with chemicals as it is resistant to most ingredients used in weed killers. Often considered difficult-to-control, speedwell has a fibrous root system and spreads rapidly in patches. Leaf: The oval shaped leaves have prominent veins with jagged edges.The leaves tend to be larger than those of slender speedwell. Winter annual weed seeds germinate in the fall, therefore, this is the best time to … The flowers do not set seed so they spread by means of branched stems which root at the nodes to form a dense carpet. Selective control of Germander speedwell (Veronica chamaedrys) in lawns is very difficult. Lifecycle: Perennial. Covering the plants in winter may be necessary in Zone 5. Management and control. Although similar in name, the three are all different. General: Germander Speedwell sometimes known as Birds-eye Speedwell is more of a nuisance on general purpose lawns, rather than luxury lawns. These also include Antirrhinums (snapdragons), Digitalis (foxgloves) and greater and ribwort plantains. Email This BlogThis! Other Problems Bristly Oxtongue See more Knotgrass See more Hoary plantain See more Heath bedstraw See more Ground ivy See more Germander speedwell See more Greater plantain See more Field … Slender Speedwell is a perennial weed which can be a persistent problem on lawns throughout the UK. This includes a balanced feed program, regular scarification and aeration and the correct mowing regime to help prevent this weed from encroaching. Keep up to date with the latest turf and amenity news from Bayer, Preferred Habitat: The small flowers are pale blue with a white centre. Thank you. My next challenge was to discover some information on the medicinal properties, which unfortunately is a little thin on the ground, as Speedwell has fallen out of fashion in current herbal practice. … Speedwell definition, any of several plants, shrubs, or small trees of the genus Veronica, of the figwort family, having opposite leaves and small flowers. Germander Speedwell. Look for clumps of bright blue flowers. You should avoid aiding the spread of Speedwell as much as possible by altering tasks that you commonly complete on or around your lawn. Germander speedwell is resistant to many of the ingredients used in selective weed killers, for this reason it is extremely difficult to control in turf . Broadleaf Weeds. How to eradicate speedwell in lawns. Common name: Germander Speedwell Botanical name: Veronica chamaedrys Family: Plantaginaceae Life cycle: Perennial Habitat: Germander speedwell will grow on most types of soil, however it is less common in managed turf than slender speedwell. To achieve annual speedwell control in the vegetable garden, till the garden to a depth of at least 6 inches in fall and late winter when several species of speedwell are most likely to germinate. How does Green Man Lawn Care control speedwells? Wearing gloves, dig out the entire plant with either a shovel or garden trowel, removing 6 inches of soil away from the base of the plant. The leaves are in opposite pairs, triangular and crenate, sessile or with short petioles. Speedwells are notoriously difficult to effectively control using chemicals. Just keep the grass short in early spring to allow it to grow through, then raise the cutting level … Lifecycle: Perennial. Germander Speedwell is a low growing plant that if given the opportunity will take the place of the grass on your lawns. Blue, violet or white flowers are products in … Montana Field Guide. Our commitment to Equality, Diversity & Inclusion (EDI), Different types of protected wildlife sites. Germander Speedwell can survive in all soil types but it is most common in damper conditions. Colla, S.R. The flowers can be seen between mid to late June. The leaves are kidney shaped and have prominent veins. Leaves have jagged or toothed edges. Winter Annual Weeds. The most effective approach is to apply pre-emergence herbicides in the fall to prevent seeds from sprouting. The two most common speedwells are germander speedwell (Veronica chamaedrys) and slender speedwell (Veronica filiformis). Next Post Lawn Weeds – Creeping Buttercup. Plants produce vegetative growth and flowers from early spring through summer. 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