Sowing Watercress. In the garden, keep the area around the plants free from weeds and mulch to aid in water retention. Photo by Stefan.lefnaer [CC BY-SA 4.0], via Wikimedia Commons. Purchase the watercress seeds. Lauren Kurtz is a Naturalist and Horticultural Specialist. By signing up you are agreeing to receive emails according to our privacy policy. How to grow watercress in containers: If you are limited on space you can in fact plant watercress in containers. Keep your soil moist, but not covered in water. Thanks so much! Fab! Watercress plants should be spaced 9 to 12 inches (22 - 30cm) apart. Watercress prefers a position in light shade, but will grow well in a sunny position, providing the soil or compost is wet. How to Grow and Care for Watercress. OTHER PLANTS THAT CAN BE ROOTED IN WATER Seen wild, it grows partially submerged in running water and flooded areas in moderately cool climates. Sow three weeks before the frost-free date for your area. Lauren has worked for Aurora, Colorado managing the Water-Wise Garden at Aurora Municipal Center for the Water Conservation Department. She earned a BA in Environmental and Sustainability Studies from Western Michigan University in 2014. ; Sow seed direct, planting them in clumps of 2-3 seeds in 20cm interval. Enrich with Yates Dynamic Lifter Soil Improver & Plant Fertiliser. Sow seeds of watercress directly in wet garden soils two to three weeks before the average date of last frost. This plant germinates best in cool conditions (50-60 degrees F. or 10-15 C.) but not frigid. Wash the cuttings thoroughly and store in a plastic bag in the refrigerator for as long as a week. 9 TIPS FOR GROWING WATERCRESS. Watercress can be grown either from seed, transplants or cuttings. If you select watercress from a farmer’s market, look for shoots of roots at the bottom of the stems. Watercress can also be grown in consistently wet soil with a soil pH of 6.5-7.5 in full sun, or you can mimic natural conditions by growing watercress plants in a bucket or other container. ", which detailed instructions step-by-step. It can also survive winters through USDA hardiness zone 5. Yes, your watercress will regrow in no time. You can grow watercress from seed or from root division. Mixing charcoal with the compost will also help to keep things fresh. It definitely helps me to get prepared prior to the planting. ", exactly what I needed to know to start growing them. A submerged, wet growing area is all that's needed to grow a small amount of watercress. The ideal pH of the potting mix should be 6.5 and 7.5. Although the plant does not have high nutrient requirements, cultivated cress may show signs of potassium, iron or phosphorus deficiencies. Lauren Kurtz is a Naturalist and Horticultural Specialist. Watercress varieties abound, but the most common home grown variety is Nasturtium officinale. Watercress prospers in cool climates but a warm climate is preferable. Now I will be able to grow at home. Change the water regularly and pot into compost once grown, watering often. "I want to grow watercress at home, using cuttings from old stems with young roots. If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. Watercress can be grown from seed, transplants or cuttings. How to Plant Watercress In Ponds. Thanks. Considered one of the oldest leaf vegetables consumed by humans, watercress is a close cousin of mustard greens, cabbage and arugula. If you’ve created a growing site, water the area every two to three days to ensure it remains thoroughly soaked or install a water pump to keep fresh water circulating through the bog. 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