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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18
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6answers
7k 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 ...
8
votes
2answers
207 views

What's a good water system for my cactus plant during holidays?

I have a very resilient cactus that can be left alone for a month without consequences. Now, I want to leave it alone during two months and leave it some water system. I have seen little earthen ...
4
votes
1answer
95 views

Will I run into trouble if I water houseplants with carbonated water?

I have rather a lot of partially flat liters, and wonder if I could use it as a drink for my house plants. Will purified carbonated water harm plants?
21
votes
3answers
9k views

How to prevent avocado from drying out indoors?

I have an avocado plant that has grown indoors since it was a pit. It grew first in a badly insulated, north-facing, wet and cool house, where it grew splendidly. After i moved to a well insulated ...
1
vote
1answer
62 views

What is this small grass plant?

Got it as a gift, and was told to water it every two days. Seems a little frequent to me, what plant is this?
2
votes
1answer
32 views

Extending Life of Cut Flowers

I was reading this article on Extending the Life of Cut Flowers and had a couple of questions. As was also pointed out on How to keep my roses fresh?, you should cut the stems at an angle under ...
2
votes
1answer
194 views

Which plant is this? “Dead ends,” pruning, watering tips

This plant has been in my possession since last summer (I moved into a new, and otherwise empty, apartment one year ago). I wanted to keep it, but because there are no labels, I decided to water it ...
3
votes
1answer
48 views

How to set up water planting system?

I am an engineer and I want to put a garden inside my house. What I mean is indoor garden. However, I don't want any insects. I googled about this topic and found that water planting may be an option. ...
8
votes
5answers
645 views

Is there evidence that a deeply watered lawn will develop deeper roots?

Everyone says "deep and infrequent" when describing how to water a lawn, but is there evidence to back up this suggestion? I can expound on this several ways: 1) Why would one want deep roots if one ...
3
votes
1answer
187 views

How often should I water a Skimmia japonica 'Rubella'?

How often should I water a Skimmia japonica 'Rubella'?
3
votes
1answer
45 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 ...
5
votes
1answer
279 views

What features should I look for in a low pressure water timer?

I harvest rainwater in a four hundred liter ( 90 US Gallon) container that has a drop of about a foot to where I want to add the water. It would save me some time if I could program a timer to turn on ...
1
vote
2answers
129 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?
1
vote
2answers
84 views

What is the best time to water the garden?

What is the best time for gardening? How many times should we water the garden? I have grass and some plants (I don't know their names). I am just interested in nourishing the grass which is growing ...
1
vote
1answer
45 views

Are there any issues with using an on ground sprinkler system with impact sprinklers?

I recently bought a home, and now I am tired of watering the lawn every day. I considered under ground sprinkler system but they are very expensive. I thought to do my own diy on the on ground ...
8
votes
2answers
1k views

Can I water plants with spoiled wine?

I have a small indoor garden. Unfortunately, I also have a dozen liters of spoiled wine. Intuitively, I think watering edibles with wine will be beneficial for them, as the wine carries already ...
4
votes
1answer
43 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 ...
2
votes
1answer
87 views

Is there a drinksafe Y-connector for garden hoses?

Most brass connectors contain lead. Can anyone point me to the most durable type of y-connector to buy to water my garden that will not inject any lead or harmful plastics into the water stream? I am ...
4
votes
2answers
57 views

Should I use tap water for my Aloe and Lucky Bamboo?

I've had my Aloe for about 5 months now; it's doing a bit better than it was at the store (they had it in direct sunlight and it was getting damaged). I just got two stalks of Lucky Bamboo also and I ...
3
votes
2answers
206 views

How do I stop the leaves from curling on my Stromanthe “Burle Marx”?

The leaves on my Stromanthe "Burle Marx" are all curling vertically. I usually water it from the bottom on a bed of stones but I wonder if the water standing on the stones has caused it to be ...
7
votes
1answer
101 views

Is rust from steel rainwater barrel harmful?

We are using a used steel drum barrel as a rainwater container. 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 ...
7
votes
3answers
2k views

PC controlled irrigation system

I am investigating the use of a PC to control my yard irrigation system. The research that I've done has only revealed one system with the (unfortunate) name of Irritrol. Have you used your PC to ...
1
vote
3answers
34 views

How do I determine soil moisture based on information from online weather systems?

I want to build an automatic garden/lawn watering system based on a small computer. The system is connected to the Internet and is able to learn the current weather conditions and the short-term ...
5
votes
3answers
244 views

How can I water the plants on my balcony without dripping water on my downstairs neighbor?

I live in an apartment with a balcony and I'm having issues figuring out the best way to handle my drainage. I have a neighbor below me and don't want any water dripping down on her patio. Are there ...
3
votes
1answer
41 views

Watering clover seeds

I'm planting some Dutch white clover in my yard from seed. The seeds came already inoculated. We generally have weeks where it rains several times a day for at least a week during the spring, can I ...
2
votes
1answer
18 views

Madeira vine watering

I have a little madeira vine plant in my room. How often do you recommend to water it?
1
vote
3answers
53 views

How do I predict a plant species' water intake?

I'm an amateur gardener planning a future garden in an extremely dry area. The soil is fertile, but I understand you need to water artificially in order to grow anything significant. I want to ...
5
votes
3answers
337 views

How do I pump my bath water to my garden for watering?

After my kids have a bath, I want to be able to pump the water out into the garden. They usually just have a bath in water without soap etc. so it's still relatively clean. Usually I just try to ...
10
votes
1answer
854 views

How do I set up a roof top garden in a tropical climate?

I live in India. I have quite some space in the terrace. The roofing is of concrete slab with some weather-proofing done and red oxide tiles laid above. The climate is tropical ( Chennai ). I would ...
22
votes
5answers
2k views

Any benefit to watering whole plant (leaves and all) instead of just the soil/roots?

A question I often wonder about when watering outdoor pots in the dead heat of summer. Should I just make sure the soil in the bed/pot is watered sufficiently, or is it necessary/advisable to also ...
3
votes
1answer
236 views

Cedar Hedge drying from the inside

We planted a cedar hedge this spring (4 months or so ago). The trees were fine this summer, some of them had one or two dried branches; nothing out of ordinary. At the end of the summer, some trees ...
1
vote
1answer
102 views

Are these Golden Pothos roots overwatered?

Based on my previously asked question: Golden Pothos Leaves Are Regularly Dying I took one plant apart to examine the root structure. The soil seemed dry enough, and almost no moisture was felt. ...
2
votes
1answer
113 views

Golden Pothos Leaves Are Regularly Dying

I have a very interesting set up and had questions about the differences across our factory floor. We have three columns of Golden Pothos that are numbered about 96 plants (unless the irrigation ...
1
vote
1answer
44 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? ...
3
votes
1answer
47 views

Winter Watering time of day? At what temperature do I cover any of the plants with plastic tarp?

I have a garden in san mateo, ca that is only 5x9 and we have 5 large tomato plants, herbs, broccoli and lettuce. We have an automatic water sprinkler that goes off every other day. I want to know ...
14
votes
3answers
2k views

Does water temperature affect vegetable plant growth?

Generally speaking, when watering a vegetable garden, are there any benefits to using cold water vs warm or vice versa? I'm in Wisconsin, so 90+°F is about as hot as it gets around here. Typically ...
6
votes
1answer
1k views

Why do plants root when placed in water, but die in standing water

A lot of plants need well drained soil. They're said to not like getting their feet wet. The explanation given is that the root need oxygen and will die and rot if they're in standing water for too ...
4
votes
1answer
1k views

Can my DIY grey water bio filter system be improved?

I have just finished building a grey water biological filter and would love to hear the different ideas and concepts others might have. I know there are other concepts that can be added such as a ...
10
votes
1answer
4k views

Schefflera arboricola - where to place it? Too much water?

I have a Schefflera Arboricola (also known as Strahlenaralie). I've placed it in my office so that it receives some sunshine, but not directly - I've put it behind a plastic plant (on the right on the ...
3
votes
1answer
405 views

Why is my bonsai losing brown/yellow leaves and developing white dots

I was recently given this beautiful bonsai and I water until the soil is moist nearly every day. But recently it has started dropping leaves and these little white dots are appearing. Why is this ...
6
votes
1answer
278 views

Why can't I get reticulation to work in spring?

Spring has sprung and it's time to turn on my reticulation (bore). My retic worked back in May but now (October) I turn it on and no water comes out. I can hear the pump going but no water comes ...
8
votes
4answers
1k views

What is the right time to water my lawn?

I finally own my home and this is my first spring. I have a decent front lawn that I want to keep as green as possible. I've always been told not to water in the day as it can burn the grass (as a ...
1
vote
3answers
295 views

Improving water retention in potted plants

I live in a temperate climate zone. I have plants on a west facing balcony- they get full sun from about midday till sunset. I don't have a tap on this balcony, but have put an extender on my hose ...
4
votes
3answers
117 views

Painting concrete pots to help conserve water

I asked this question about my potted lilly pillys. I have another separate question. I live in a temperate climate zone. I have plants on a east facing balcony- they get sun from about sunrise till ...
7
votes
2answers
73 views

What plants can I use to reduce soil humidity?

I live in Chile where the land slopes up into the hills just a few meters from the coast. I have a garage at sea level with the back wall in the ground and there's a little river flowing inside it. I ...
3
votes
2answers
229 views

Irrigation timer with setable delay before start

I live in a climate that is sufficiently variable that it doesn't lend itself to programmed irrigation. At present I use simple mechanical timers. Put a sprinker in place, turn the timer on, and go ...
11
votes
2answers
435 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 ...
2
votes
1answer
288 views

How much water does a grape vine need?

I have a grape vine in southern California (only rains in winter). How much water does it need? I have seen advice ranging from nothing to several gallons a day. Does anyone have any concrete ...
18
votes
4answers
3k 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. ...
4
votes
2answers
170 views

How Do I Determine The Best Watering Schedule For My Lawn?

I just bought a new house and I want to program the irrigation system. I don't know anything about the lawn or the system because I just moved in. I want to know how often I should water the lawn, ...