{"product_id":"lost-coast-plant-therapy-plant-wash","title":"Lost Coast Plant Therapy Plant Wash – Leaf Wash Concentrate","description":"\u003ch2\u003eA plant-based foliar wash that keeps leaves clean at every stage of growth\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eLost Coast Plant Therapy Plant Wash\u003c\/strong\u003e is a concentrated \u003cstrong\u003efoliar plant wash\u003c\/strong\u003e made from \u003cstrong\u003efood-grade, cosmetic-grade and organically derived ingredients\u003c\/strong\u003e: \u003cstrong\u003esoybean oil\u003c\/strong\u003e, \u003cstrong\u003epeppermint essential oil\u003c\/strong\u003e and \u003cstrong\u003ecitric acid\u003c\/strong\u003e, carried by plant-derived surfactants. Sprayed at \u003cstrong\u003e7.8 ml per litre\u003c\/strong\u003e, it spreads evenly over leaves and stems, lifting residues, dust and organic build-up from the leaf surface without leaving a harmful film when used as directed – in \u003cstrong\u003egrow rooms, grow tents, greenhouses and outdoor beds\u003c\/strong\u003e, from cuttings through flowering and fruiting.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlant-based formula\u003c\/strong\u003e – \u003cstrong\u003e38%\u003c\/strong\u003e soybean oil with peppermint oil and citric acid; non-GMO.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConcentrated\u003c\/strong\u003e – just \u003cstrong\u003e7.8 ml per litre\u003c\/strong\u003e for a routine weekly wash.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGentle on young plants\u003c\/strong\u003e – Lost Coast rate it safe on cuttings and seedlings, and cuttings can be dipped in the diluted wash.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo wetting agent needed\u003c\/strong\u003e – its own surfactants spread it evenly across leaf surfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproved for organic growing in the US\u003c\/strong\u003e – Clean Green Certified, CCOF approved and Demeter Biodynamic, according to the maker.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDusty, Residue-Coated Leaves?\u003c\/h3\u003e\u003cp\u003eLeaves in a grow room or greenhouse slowly collect a film of dust from intake air, dried foliar sprays and nutrient splash. That film shades the leaf, gets in the way of gas exchange through the stomata and makes the canopy harder to inspect. A regular diluted wash clears it, so photosynthesis and transpiration run unhindered and changes in plant health are easier to spot early.\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShake the concentrate well.\u003c\/strong\u003e Clear the sprayer lines, half-fill the sprayer with clean water, add the concentrate, then top up and shake.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoutine wash:\u003c\/strong\u003e \u003cstrong\u003e7.8 ml per litre\u003c\/strong\u003e (1 fl oz per US gallon), once a week.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStronger mix:\u003c\/strong\u003e Lost Coast's range runs up to \u003cstrong\u003e15.6–23.4 ml per litre\u003c\/strong\u003e (2–3 fl oz per US gallon). Start at the lowest rate and test on one plant first, as some plants are more sensitive than others.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpray to full coverage\u003c\/strong\u003e – wet the whole plant, especially leaf undersides and stems, and agitate the sprayer about every 5 minutes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndoors:\u003c\/strong\u003e spray under low light or lights off, and let plants dry fully before the lights come back on.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutdoors and in greenhouses:\u003c\/strong\u003e spray early in the morning or at dusk, never above \u003cstrong\u003e27°C (80°F)\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"hcs-specs\"\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Lost Coast Plant Therapy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e concentrated foliar plant wash\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIngredients (label):\u003c\/strong\u003e soybean oil 38%, peppermint oil 0.5%, citric acid 0.25%; remainder water, soap, isopropyl alcohol and sodium citrate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDilution:\u003c\/strong\u003e 7.8 ml per litre (1 fl oz per US gallon) routine; up to 23.4 ml per litre (3 fl oz per US gallon)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e foliar spray; dip for cuttings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrowth stage:\u003c\/strong\u003e all stages, from propagation through flowering and fruiting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable for:\u003c\/strong\u003e grow rooms, grow tents, greenhouses and outdoor crops; vegetables, herbs, fruit and ornamentals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpray temperature:\u003c\/strong\u003e below 27°C (80°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications (maker):\u003c\/strong\u003e Clean Green Certified, CCOF approved, Demeter Biodynamic; non-GMO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in:\u003c\/strong\u003e USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e out of direct sunlight, cap closed tightly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e wear eye protection and gloves; keep out of reach of children\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"hcs-dosing\" style=\"margin:32px 0 0;border:1px solid #e6e6e6;border-radius:12px;overflow:hidden;font-family:Montserrat,-apple-system,'Segoe UI',sans-serif;\"\u003e\n\u003cdiv style=\"background:#101010;padding:16px 20px;border-bottom:3px solid #efc04c;\"\u003e\n\u003cdiv style=\"color:#ffffff;font-size:17px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;\"\u003eFeed Chart\u003c\/div\u003e\n\u003cdiv style=\"margin-top:6px;color:#b8b8b8;font-size:12px;line-height:1.5;\"\u003eLost Coast Plant Therapy Plant Wash · foliar spray, low light or lights off\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;color:#2b2b2b;background:#fff;\"\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003cth style=\"text-align:left;padding:10px 20px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#6b6b6b;font-weight:600;\"\u003eApplication\u003c\/th\u003e\n\u003cth style=\"text-align:right;padding:10px 14px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#6b6b6b;font-weight:600;white-space:nowrap;\"\u003ePer 1 L\u003c\/th\u003e\n\u003cth style=\"text-align:right;padding:10px 20px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#6b6b6b;font-weight:600;white-space:nowrap;\"\u003ePer 10 L\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;\"\u003eRoutine wash, once a week (start here)\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;font-weight:600;\"\u003e7.8 ml\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;color:#6b6b6b;\"\u003e78 ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fcfaf4;\"\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;\"\u003eBoosted strength\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;font-weight:600;\"\u003e15.6 ml\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;color:#6b6b6b;\"\u003e156 ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;\"\u003eTop of the maker's range\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;font-weight:600;\"\u003e23.4 ml\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;color:#6b6b6b;\"\u003e234 ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"background:#101010;padding:12px 20px;font-size:12px;color:#b8b8b8;line-height:1.6;\"\u003e\n\u003cspan style=\"color:#efc04c;font-weight:600;\"\u003eNote\u003c\/span\u003e — This is a leaf wash, not a feed. Lost Coast's rate is 1–3 fl oz per US gallon: shake the concentrate before measuring, half-fill the sprayer with clean water, add the concentrate, then top up, and agitate about every 5 minutes while spraying. Test on one plant first, and before mixing it with a foliar feed.\u003c\/div\u003e\n\u003c\/div\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cdiv class=\"hcs-faq\"\u003e\n\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eIs it suitable for organic growing?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eIt is made from plant-derived, food-grade and cosmetic-grade ingredients with no synthetic or GMO inputs. In the US, Lost Coast list it as Clean Green Certified, CCOF approved and an approved input on Demeter Biodynamic farms; if you grow to a UK organic standard, check with your certifier.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eCan I use it on cuttings and seedlings?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eYes. Lost Coast rate it safe on cuttings and young plants, and cuttings can be dipped in the diluted wash while in their cubes. Some plants are more sensitive than others, so try a few first.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eWhen is the best time to spray?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eIndoors, spray under low light or with the lights off and let the plants dry before the lights come back on. Outdoors, spray early in the morning or at dusk, and not when it is above 27°C (80°F).\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eDo I need to add a wetting agent?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eNo. It contains its own plant-derived surfactants and the maker says it performs best on its own. If you want to combine it with a foliar feed or another spray, test the mix on one plant first.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003ch3\u003eWorks Well With\u003c\/h3\u003e\u003cdiv class=\"hcs-related\" style=\"display:flex;flex-wrap:wrap;gap:10px;margin:12px 0 0;\"\u003e\n\u003ca href=\"\/products\/aqualine-pump-pressure-sprayer\" style=\"flex:1 1 240px;display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid #e6e6e6;border-radius:8px;text-decoration:none;color:inherit;background:#fff;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/aqualine-pump-pressure-sprayer-1.jpg?v=1790163754\u0026amp;width=160\" alt=\"Aqualine Pump \u0026amp; Pressure Sprayer\" width=\"64\" height=\"64\" loading=\"lazy\" style=\"width:64px;height:64px;object-fit:contain;flex:none;\"\u003e\u003cspan style=\"font-size:14px;line-height:1.4;\"\u003e\u003cstrong style=\"display:block;\"\u003eAqualine Pump \u0026amp; Pressure Sprayer\u003c\/strong\u003e\u003cspan style=\"color:#008d37;\"\u003ePressure sprayer for full, even coverage\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/products\/spray-bottles\" style=\"flex:1 1 240px;display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid #e6e6e6;border-radius:8px;text-decoration:none;color:inherit;background:#fff;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/spray-bottles-2l-pump-sprayer.jpg?v=1787263332\u0026amp;width=160\" alt=\"Spray Bottles\" width=\"64\" height=\"64\" loading=\"lazy\" style=\"width:64px;height:64px;object-fit:contain;flex:none;\"\u003e\u003cspan style=\"font-size:14px;line-height:1.4;\"\u003e\u003cstrong style=\"display:block;\"\u003eSpray Bottles\u003c\/strong\u003e\u003cspan style=\"color:#008d37;\"\u003eHand sprayers for smaller tents\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/products\/syringes\" style=\"flex:1 1 240px;display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid #e6e6e6;border-radius:8px;text-decoration:none;color:inherit;background:#fff;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/syringes.jpg?v=1787263354\u0026amp;width=160\" alt=\"Plant Feeding Syringes\" width=\"64\" height=\"64\" loading=\"lazy\" style=\"width:64px;height:64px;object-fit:contain;flex:none;\"\u003e\u003cspan style=\"font-size:14px;line-height:1.4;\"\u003e\u003cstrong style=\"display:block;\"\u003ePlant Feeding Syringes\u003c\/strong\u003e\u003cspan style=\"color:#008d37;\"\u003eMeasure the concentrate to the ml\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Lost Coast Plant Therapy","offers":[{"title":"355ml (12oz)","offer_id":53930866213130,"sku":"PLH-LOST-001-01","price":43.95,"currency_code":"GBP","in_stock":true},{"title":"946ml (1 US quart)","offer_id":53930866245898,"sku":"PLH-LOST-001-02","price":98.95,"currency_code":"GBP","in_stock":true},{"title":"3.79L (1 US gallon)","offer_id":53930866278666,"sku":"PLH-LOST-001-03","price":265.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/lost-coast-plant-therapy-plant-wash-12oz-355ml-1.jpg?v=1792276137","url":"https:\/\/hydrocropshop.co.uk\/products\/lost-coast-plant-therapy-plant-wash","provider":"Hydro Crop Shop","version":"1.0","type":"link"}