The Detroit Post
Tuesday, 19 October, 2021

Is A Rusty Watering Can Bad For Plants

James Lee
• Saturday, 07 November, 2020
• 8 min read

Many people believe that adding rusty water -- or old iron shavings or nails -- to plant pots or garden soil will nourish their plants by adding extra iron to the soil. Where it's chronically unavailable, this is rarely due to lack of iron in the soil but instead because of other factors that limit a plant's ability to metabolize it.

rusty watering decorated rural spring


(Paradoxically, in acidic soils these latter conditions can lead to very high, often toxic plant iron levels.) Heavy use of high-phosphate commercial fertilizers can slow iron absorption, as does apply too much soluble nitrogen.

Iron metabolism depends on soil chemistry at the microscopic level. So supporting overall soil health is usually a better approach for resolving iron deficiency.

Ensure adequate iron uptake by solving overwatering and drainage problems, and then cultivate friable, well-drained, nonalkaline soils with adequate levels of organic matter. Build raised beds if all else fails to solve serious drainage issues.

It maintains a WoW add-on called the Towhead Looter, which collects data as you play the game! Someone else in our house brought it from work, and we haven't bothered replacing with a plastic one yet.

Supposing that there is no harmful residue of the previous content in it: It is rusting a bit on the inside, so the water doesn't look that clean. We are using it to irrigate plants such as peppers, salad, strawberries and some herbs.

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Add citations from reputable sources by editing the post. Although the rust is not harmful, if you are planning to use it to water vegetables, it will leave an unwanted taste.

Because of the metal and rust in the bin, your plants will grow and have a more salty flavor. The reputation requirement helps protect this question from spam and non-answer activity.

Creative reuse of containers makes an eclectic garden decor visually interesting -- and practical. While recycled metal cans may show a little rust over time, the iron oxide isn't water-soluble and not available to the plants roots.

Layering a second plastic or clay plant pot inside the outer container helps insulate the roots from the sun's heat. Placing the container where the herbs receive dappled shade during the hottest part of the day also protects them from drying out.

Some plants need more than others, and in an indoor environment without any rain, they're entirely dependent on you to provide the right amount. To help you get it right, Gardening Australia guest presenter and indoor plant enthusiast Craig Miller-Randle explains the basics.

outdoors enjoy

“Sometimes people will notice a plant looking bad, and they'll take it out of a decorative pot and see it's been sitting in a puddle of water for a week,” says Craig. He wraps a dry towel tightly around the base of the pot and leaves it overnight.

While these plants can survive weeks without drenching, Craig says “this doesn't mean completely dry”. Keep wet: This applies to plants that have adapted to growing in marshy, boggy areas, and so prefer their potting mix to be consistently and thoroughly damp.

Moist but not wet: Craig says this is the “happy middle ground” that most indoor plants fit into (such as Philodendron, Alaska). There's a simple way to measure it: “Stick your finger in the mix, scratch a bit and feel to around 2 cm down.

Craig says you're aiming for consistent, even moisture available at the level your individual plants need, without ever letting the mix dry out entirely. It's safe to say there's a large portion of homeowners who have no control over their sprinkler system or how to use it effectively.

When used properly, your sprinkler system will save you money while keeping your lawn beautiful and healthy. Unfortunately, that grass type and its water requirements are not suitable, desirable, or even legal in many parts of the country.

outdoors tree

One inch of water per week is a decent average for the spring and fall months, but it's the hot, dry months of summer when one inch of rain per week is only achievable with supplemental watering either with an automatic sprinkler system or a hose/sprinkler set-up. Lawns consisting of modern varieties of rescues, rye grasses, and even Kentucky bluegrass are able to withstand somewhat lesser amounts of water, especially when managed with drought in mind.

Improvements are continuously being made to grass cultivars, including drought tolerance and insect/disease resistance. An over-watered lawn is often a gateway to a loop of turf problems and expensive chemical treatments that will not go away unless the underlying issue (over- watering) is managed.

A healthy lawn should be a little on the thirsty side, always sending roots deeper into the soil. An automatic sprinkler system would best be used sparingly by a homeowner, only to supplement rainfall during the hot months of summer.

When cooler temperatures and more frequent rains return, a well-managed lawn will make a complete recovery. The key to riding out periods of drought is proper cultural practices and sticking to a good lawn care program.

View Slideshow When it comes to gardening, the thought of using organic fertilizers that are free from harsh chemicals seems… well, natural! The Swedish start-up Julianna has designed Town, a watering can combined with a chamber pot that can be used to collect, securely store, and distribute your “liquid gold”.

hydrangeas thyme bloom unhappy potting shed moment never had friday too happy very there

Another reason to divert urine from the waste stream and into the garden is that a surplus of nitrogen is bad for the water system. Algae and other marine plant scan become overgrown from nitrogen intake, and when they die, oxygen is stripped from the water during decomposition.

Farmers worldwide purchase incredible amounts of nitrogen-based fertilizer which is washed away by rain, contributing to the overabundance. My high desert garden is accustomed to the sultry weather this time of year, but it’s not any easier on the plants than it is on me.

Low precipitation this year has meant a dry, dusty summer and rationing of our local irrigation. Even with drip irrigation installed in my yard, I find that I still need to supplement with hand watering during drought and heat spells.

I have some lighter-colored hoses, and a slight annoyance with them is the fact that they seem to grab onto every speck of dirt and look really grubby pretty fast. I guess some people would prefer function to form, but putting my hands on a grimy hose deflates the fun of watering a bit (which, for me, is already more a chore than a meditation).

Sunburn (which often appear as bleached areas on the foliage of young transplants, heat-sensitive plants, and distressed, under watered plants) is caused by simple overexposure to the sun, not by water droplets that supposedly magnify the sun and scorch the leaves. There are good reasons for not watering in the middle of the day under a blazing hot sun, but leaf scorch is not one of them.


Squash and melons are good indicator plants, as their leaves lose a lot of moisture fast. During periods of extremely dry, hot weather, I also like to give my plants (especially the more fragile or heat-sensitive ones) a gentle overhead shower using the “garden” setting on Glamour’s thumb control watering nozzle (a full, consistent spray similar to a soft rain).

In dry, windy weather, a fine layer of dust can build up on your plants and reduce their ability to photosynthesize efficiently. And finally, a quick, cooling shower can offer relief to a drooping plant, as it helps lower leaf temperature and prevent heat stress.

Plants that like it humid, such as ferns, ginger, hibiscus, and elephant ears, should be misted frequently during periods of dry, hot weather. The “flower” or “soft wash” settings on the nozzle are perfect for delivering a delicate, uniform spray of water to these moisture-loving plants.

If it’s particularly breezy, you may need to mist them a couple of times a day and give the garden a second watering in the late afternoon to increase humidity. Transplants that need to go in the ground sooner than later should be hardened off first, then planted in the garden where they get only dappled light or afternoon shade.

Very high soil temperatures (above 85 °F) can cause plants to go semi-dormant, so they use very few nutrients while they’re in survival mode and aren’t prepared to make use of them. Withhold the fertilizers (or apply a weaker diluted solution) until the weather cools off a bit and your plants have a chance to recover.

ghost tree

It also prevents soil (and whatever fungi and bacteria are lingering in the ground) from splashing up on the leaves while watering, which reduces the spread of disease. Add a minimum 2- to 3-inch layer of mulch on top of the soil, being careful not to pile it up around the base of your plants (as it can hold too much moisture against the stems and lead to rotting).

And in hot weather, vegetables need even more water, up to a 1/2 inch extra per week for every 10 degrees that the average temperature is above 60 °F. You can calculate the average temperature by adding the daytime high plus the nighttime low, then dividing by 2.

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