Questions about when, where and how much to water plants, about techniques for watering and about the equipment gardeners use to deliver water to their plants.

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2
votes
1answer
28 views

How much and how often do I have to water my potted plants? [on hold]

I have several potted plants. But my question is relate to general fact rather than about specific plant. Do I have to water my plant when the top layer gets dry? I mean, I wake up in the morning ...
0
votes
2answers
59 views

Why does watering a plant cause temperature changes?

When watering my sunchokes I notice they get as cold as the water going on the plants. Why is the water cooling the plant so quickly instead of over time, and not staying at about the same temperature ...
12
votes
3answers
1k views

What should I do about standing water in potted plant?

I have a large (70L?) moulded plastic pot which is filled with topsoil, and has a freshly planted lilac bush in it. I had noticed this pot did not have drainage holes at the bottom, but had thought ...
25
votes
9answers
10k views

Does eating fruits and vegetables watered with greywater affect your health?

Does using greywater on your fruit and vegetable garden affect your health in a negative way? Greywater is the run-off or cast off water that lolls about when you do normal washing around the home. ...
3
votes
1answer
33 views

Proper potato watering time

One of the traditional ways potato's are often grown is by slowly piling up dirt and straw around them as they reach around 7-8 inches above the last layer. I am wondering when would be the best ...
27
votes
10answers
20k views

Is rain water better than tap water for plants?

Is it better to water your plants with rain water collected in water butts? I mean is that better than water straight from the tap? And is it just a matter of temperature (presumably plants don't ...
1
vote
0answers
40 views

Monstera/Swiss cheese plant with brown spots?

I bought a monstera about a week ago and the bigger leaves are starting to look floppy. I thought this was because I didn't water it enough, so I watered it more. I'm guessing this is where I went ...
4
votes
4answers
215 views

What is the difference between watering your plants early in the morning and late at night?

I've heard that you shouldn't water mid day, but should you water more during the day, or night? What is the rule of thumb on what part of the plant you want to affect more?
1
vote
3answers
152 views

What is the best time to water a house plant?

Is there an ideal time of day to water the average house plant? Does it depend purely on the plant, or are there times of the day (evening for example) when you should avoid watering them?
5
votes
1answer
72 views

Why don't hydroponic systems suffer from constant root rot?

We are cautioned against keeping soil (and, as a result, the plant roots) constantly wet in order to avoid rot and fungus from harming the plant. I can understand why ebb and flow systems would have ...
3
votes
1answer
39 views

Is there a better way to tell when to stop watering by drip line?

I have the edges of my garden hilled up so I can keep watering, and keep watering until pools begin to appear in between the trenches. Is this a good way to water the garden with a drip line every few ...
3
votes
4answers
256 views

Best mosquito repellent plant that can live in constant sun?

I would like to put some mosquito-repelling plants in the terrace of my apartment, but we live in the Latin America, where there's sun and heat all year (this week's been 90°F). I can water and ...
4
votes
3answers
97 views

How do you adjust watering based on rain in the forecast?

I have a few vegetables growing in containers. Let's say the soil is starting to dry out, but it's supposed to rain tomorrow. Would you fully water the plants now? Or just give them a bit of water ...
7
votes
1answer
50 views

How can I save deer ferns after a drought?

I have several large deer ferns. Some started to drop significantly during an unusually high summer drought in the Pacific Northwestern USA. I watered immediately and they did not perk up. They are ...
-2
votes
0answers
46 views

What is the proper way to flood irrigate a garden?

In an effort to save time, I have a PVC pipe with many holes in it to water my garden. What is the proper way for me to water the garden with controlled flooding? I'm doing it with my sunchoke crops ...
3
votes
0answers
24 views

How to take care of geraniums?

The leaves are turning yellow on my geraniums. Am I over watering them or are they getting too much? What is causing this? I have only had them a couple of weeks.
6
votes
2answers
305 views

How should I increase the amount of water coming from my irrigation system?

Over the last weekend, I installed the irrigation system for our vegetable garden which is square-shaped. I used 1/2" poly tubing for the main water supply line and then used 1/4" drip line with built-...
2
votes
2answers
38 views

Sod not getting enough water?

I had sod installed about 12 days ago and its taking really well in 95% of the yard, nice and green and is taking root. There are a few sprinklers near the back brick wall that are not far enough back ...
3
votes
1answer
51 views

Why do pink rain lillies flower after rains, but not from being watered? How to make them flower?

We have pink rain lilies (Zephyranthes Carinata) in the garden. In my personal experience, I've found that they always flower, without exception, shortly after rains. However, there are roughly ten ...
5
votes
1answer
85 views

Plant only flowers after rain, and not from being watered. What plant is it?

My landlord has this plant in his garden. (See pictures at the bottom.) I water it for him several times a week, using water from a closed well. It doesn't usually rain here. There's maybe one or two ...
3
votes
1answer
35 views

How can I water blueberries without losing a flower?

Whenever I water my new blueberry bushes they seem to lose some flowers for some reason. How can I water them without losing the flowers?
0
votes
0answers
14 views

How much should I water sunchokes to get a patch going?

I'm trying to start a sunchoke patch (for perpetual farming), and was wondering how much I should be watering them to get them to sprout quicker similar to an artificial spring?
9
votes
4answers
1k views

What is the best way to automatically water my garden?

I am in the process of starting a small garden (6'x9'). My current sprinkler system doesn't do a great job of covering the area where I have placed the garden, so I would like to tap off of my ...
4
votes
2answers
340 views

Pink Anthurium in apartment - leaves turning brown and dying

I've been keeping 3 plants of pink anthurium in my apartment - bought at different points of time from different shops, all plants initially healthy. All three however end up showing the same symptoms:...
1
vote
1answer
31 views

What fruit trees requires the most water?

I just moved into a home (zone 5) and there's a small part of our backyard that is often wet from how the water flows with the surrounding homes. Are there any fruit trees that consume more water ...
12
votes
4answers
3k views

Can I use “distilled” water to water plants?

My apartment is very humid, and I regularly use a dehumidifier. Is it OK to use the resulting water to water my indoor plants? Since it's basically distilled water it does lack minerals. I usually use ...
3
votes
1answer
51 views

Drinking Water Safe hose reel - what to look for?

I've read this well-researched post Garden Hoses: how safe are they? But it focuses on hoses. My question is about a hose reel. I've seen enough "drinking water safe" hoses (usually polyurethane and ...
3
votes
2answers
72 views

Do just-repotted plants really need to wait for days before watering them? Why?

I have read that for plants that have been just re-potted you have to wait some days. For the Aloe Vera in particular, I have seen some saying to wait for 2 days and others 2 weeks. I just repotted ...
5
votes
1answer
165 views

How Can I Get a Watertight Seal on my Drip System?

I'm very new to gardening and am attempting to set up my first drip system for a potted plant I have on my deck since I travel quite a bit and want to make sure it's getting water. Here is my ...
0
votes
0answers
43 views

What is the proper way to “bucket water” loose soil?

Part of my garden has some soil that sits above some brick work. What's the proper way to "bucket water" my soil in this part of the garden, so that it doesn't wash away?
6
votes
1answer
46 views

Pine Bark vs Sphagnum Peat/Sand for Blueberries and Azaleas

I had a quick question, because I'm trying to figure up my mulch and fertilizer needs for this Spring. I had bought my father a couple of blueberry plants, among others, because that's what he wanted ...
4
votes
1answer
40 views

How do I free a stuck ball bearing on a garden hose quick connecter?

I never had this happen but one of the 3 ball bearings on the female end of a Nelson quick connect is stuck. I have tried soaking it in vinegar, and lubricating it with oil. Any tricks or tips to ...
5
votes
2answers
45 views

What should the watering schedule for garlic be to ensure optimal growth?

I'm wondering if I should personally water garlic every day in the spring, or just let mother nature take care of it for the most part so it can grow big quickly, then allow it to do its own stuff ...
4
votes
1answer
72 views

Leaves on my Cherry Blossom Tree are Wilting

While I was in Japan a few weeks ago I picked up a small cherry blossom sapling to bring home (I believe it's a Yoshino cherry blossom). My girlfriend's grandfather who we were staying with on his ...
6
votes
1answer
60 views

Growing in barrel planters

I need some help. I set up two half barrel planters this spring, filled with nice bagged soil from Lowe's, but have had no luck growing plants from seed after about two months. I think my issues are ...
4
votes
0answers
61 views

How does a self-cleaning dripping hose work?

How does the self-cleaning function of a dripping hose work?
9
votes
1answer
589 views

What are these tall, tree-like shrubs and how often should I water them?

My wife and I just bought a property and I don't know anything about plants or trees. Can someone tell me what the large trees/bushes/plants are and also how often do I need to water them?
5
votes
3answers
2k views

Why do the leaves of my avocado tree have brown edges and spots?

I have inherited an avocado tree in a hot, arid climate in a very windy spot. It has been watered well, but its leaves look like something is wrong with it - they have brown edges. Perhaps it's ...
4
votes
2answers
343 views

Aloe is drooping, is it ok?

My friend almost killed this aloe, it was just a dead stalk, and gave it to me to try to fix. I've got it to grow again: 2015-08: but now it's drooping over the edge of the pot: 2016-03: Is it: ...
6
votes
1answer
46 views

Will water prune roots with an air layering pot?

I've been looking at the root pruning pots and wanted to experiment with them this year. I've seen people on YouTube using A cloth like root pruning bag and they'll set it in a kiddy pool of water. ...
5
votes
1answer
682 views

How to care for/water Snake's Plant (Mother-In-Law Tongue Plant) indoor potted plant?

I have several indoor potted Snake's plants. One pot has several kinds of plants in it, and is reasonably large - probably 16" diameter. It is filled with Prayer plants, another plant (the name ...
5
votes
1answer
152 views

How much should I water an avocado plant guided by a moisture meter?

I have a moisture meter that registers readings from 0.0 to 9.9 (driest to wettest). I cannot find a listing for a potted avocado tree. Can you give me info as to what percentage is optimal for the ...
11
votes
1answer
129 views

Tillandsia (air plants) Turning Black and Dying After Watering

I live in a northeast Connecticut boarding school, and have ten tillandsias on the windowsill of my dormitory room. I cannot collect rain water for them because I have no tools to do so, so the water ...
4
votes
1answer
107 views

What should I do about a Tillandsia cyanea with accidentally removed roots?

My Tillandsia cyanea was watered too much, and when I touched it, the top part with the leaves separated from the roots. I've found that some types of Tillandsia don't need roots, but is this it? ...
9
votes
1answer
88 views

How to water a potless Tillandsia Cyanea?

I have a Tillandsia Cyanea that I have to do something with. It's by Living Trends and they put it in a small drainless pot with a magnet on the back. It's technically in a small pot within that pot, ...
2
votes
2answers
218 views

How often should I water potted vegetables and herbs with a garden hose?

My vegetables and herbs are all in pots outside in full sun. I don't have a drip system. I just water my plants by hand with the hose on the mist setting. How do I get the 1" per week amount of ...
9
votes
1answer
2k views

What is a 'Perched Water Table'?

In gardening, especially container gardening, you will run into the phenomenon called a 'Perched Water Table' (PWT). What is a perched water table, and how does it work?
7
votes
2answers
55 views

How often should I water an Amaryllis plant?

I have a red amaryllis plant that is currently looking like it's doing well. It hasn't yet flowered and it is in a fairly early stage of growth. The plant care instructions said that it's important to ...
4
votes
1answer
87 views

How much water do these hydroponic office plants need?

A large company near our office has moved to another building. We got the chance to take over some of their office furniture, including two pretty massive office plants. Click on pictures for full ...
3
votes
2answers
62 views

How can I save an insect-damaged Gardenia?

It is a Gardenia. Insects infested the soil so I added diatomaceous earth to it, but maybe I was too late. The plant continued dying, so I pulled it out and set it in a bath filled with water to which ...