Does baking soda kill tomato blight12/30/2023 Alternatively place dried sprigs beside carrots & onions to mask their scent.įungal infections are usually visible to the naked eye and include mildews, leaf spots and rusts. Simmer for 30 minutes, strain and add soft soap and add to spray bottle. Wormwood Tea – Con trols aphids, caterpillars, flea beetles & moths Sprinkle the powder over affected plants or mix with water to make a spray. Use 30ml of preparation in 500ml to spray plants. Add water and liquid soap and stir well to emulsify the oil. Soak garlic for at least 24 hours in paraffin or oil in a sealed jar. Unused spray will decay but it can be frozen to preserve it. Note: Do not use metallic containers with garlic sprays as they may react with the mixture.Ĭhop garlic bulbs and cover with boiling water in a lidded jar. Garlic Spray – Kills many insect pests and friends Sprinkle at the entrance to their nest and they will move away. Can be bottled while hot and will keep for 3 months. Strain and use as an undiluted spray.Įlder Shoots – Controls aphids and caterpillars Allow to cool and add soap flakes as a wetting agent. Mix together, leave for a week, strain and use as a liquid spray.īoil for 30 mins, topping up to allow for evaporation. Wash vegetables thoroughly that have been sprayed before eating them.ġkg rhubarb leaves (can use tomato, elder or nettle leaves instead) Rhubarb leaves are poisonous as they contain large quantities of oxalic acid. Test a few leaves a couple of days before use as it may damage the plant. Insecticidal Soaps – Control aphids, thrips, spider miteīuy from organic suppliers or make your own:Ģ tbsp (30ml) phosphate free washing up liquid (label may say safe in septic tanks)Īvoid spraying in bright sun as it can scorch foliage. As with any chemical, organic or otherwise, wear gloves and avoid breathing in the spray. It’s often advised to spray in the evening when the beneficial insects will not be as active (for instance if you spray soap to kill greenfly, you may kill the hoverfly larvae that would eventually eat the greenfly). NOTE: Most insecticides kill beneficial insects as well as their predators so use with caution. However, until you’ve built up the ‘good’ insect population in your garden, you may have to resort to more instant control, so here goes: (its a good idea to test a small amount on a plant 2 or 3 days before use to check that it doesn’t damage the plant). Learning to recognise pests and their cycles is important too. Blasting aphids off with a hose or squashing them between your fingers works whilst colonies are small and keeping greenhouses hosed down will help to keep red spider mite at bay. Turn a terracotta plant pot upside down, stuff it with straw and balance it on a bamboo stick – this will attract earwigs that can be collected and disposed of easily.Ĭrop rotation and companion planting should be used too eg moving potatoes to a new area each year will help prevent the build up of potato eel worm and planting alliums and carrots/parsnips together will benefit both species. Best wishes, Donald, and keep baking soda and vinegar on hand for many uses.Traps and barriers work well if you put them up early – for instance adding netting will prevent butterflies landing on the brassicas before they become a problem. Wait at least 30 days, with re-sprinkling/powdering/spraying if needed, before you add new topsoil and work that in. (You can mix the baking soda and vinegar at 1 pound of soda and 1 cup of vinegar, but it will foam like crazy, so use a BIG bowl, allow it to settle, then pour into a quart spray bottle.) work this mixture into the soil. This will kill any roots, vines, plants, and most bugs in the area. But to be sure, use either a commercial blight killer from a farm and garden store, or use a heavy powdering of baking soda with vinegar sprayed over it. With the removal of the plants, the bugs have probably moved on. Probably, some sort of beetle or boll has brought the blight. Do not put the grass or plants in a compost heap in your yard. If you haven’t already, dig up all the affected plants and put them in a plastic bag to be carried off. There are fungus-spread blights and insect-spread blights, and the baking soda will help the soil of either. Start with baking soda, one cup for each square yard.
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