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40 votes
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What house plants or flowers act like a dehumidifier

With plants, you would be doing yourself a disservice. The average potted plant takes up moisture (water, salts and other substances from the soil) from the soil with their roots and a significant ...
Stephie's user avatar
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14 votes
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Can I use "distilled" water to water plants?

Provided that you are feeding the soil/plants the macro and micro nutrients they need there shouldn't be an issue. Epsom salt (1tbsp/gallon) every now and then helps with some of the micro nutrients. ...
Charles Byrne's user avatar
12 votes
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What is this plant with red-pink lines/veins on its big green rounded leaves?

This is the Prayer plant (Maranta leuconeura), named because the way the leaves fold up at night is reminiscent of hands held together in prayer. This particular plant is M. leuconeura var. ...
Niall C.'s user avatar
  • 7,209
12 votes
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Can rice be used as a potting medium?

The aloe is not growing in that medium. Sugar dissolves, rice and coffee decompose, when exposed to the conditions required for a healthy root zone. They would sour and kill the plant roots. Not ...
J. Musser's user avatar
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10 votes
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What is this plant with a thick woody stem and waxy leaves?

This is the rubber plant, Ficus elastica. It has white sticky sap and can grow into a tree (100 - 200 feet 30 - 60 M) tall when grown outdoors in the tropics. This plant will tolerate shade, neglect ...
kevinskio's user avatar
  • 59.7k
10 votes
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What is this plant with green-pink leaves called?

You have a small Hypoestes phyllostachya, also known as polka dot plant. This native of Madagascar comes in different cultivars with green leaves dotted with a contrasting color. Yours is pink, there ...
Stephie's user avatar
  • 16.4k
9 votes

Concerned about slow growth of my seedlings

I'm by no means an expert, however I am pretty sure that, at least for Zucchini, Cucumber and peppers 1% more light = 1% more growth. Thus in order to increase growth, maybe you should start moving ...
davidgo's user avatar
  • 4,093
7 votes
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Care for an indoor hyacinth after blooming

Couple of things - when you bought your hyacinth bulb, was it a prepared, pre treated one, sold specially for growing indoors? Or was it just an ordinary outdoor one? It's usual to buy a prepared one ...
Bamboo's user avatar
  • 133k
7 votes
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Ropes as climbing support for English Ivy?

English Ivy (hedera helix) climbs by thin roots penetrating whatever it clings to. So if you want to use rope, it would be better to use natural fibre rather than nylon which may be too smooth for it ...
alephzero's user avatar
  • 11.4k
7 votes

How can I promote new growth on a section of my Jade cutting?

Like many plants, Jade plant stems are comprised of 'nodes and internodes' (the nodes containing the concentrated meristem tissue): The nodes hold one or more leaves, as well as buds which can grow ...
J. Musser's user avatar
  • 51.7k
7 votes
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What is damaging my pepper plant?

I checked both options provided by cr0 and Alina (Thank you both very very much). During the process of comparing the symptoms of glasshouse whitefly and spider mites to my plant's situation i ...
Michał Górecki's user avatar
7 votes

Planting too many seeds in small pot

Your plants will have to compete with each other for light, and root space. Because they are so packed and crowded, none of the plants will grow optimal this way. If you just want basil cress, you can ...
benn's user avatar
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7 votes
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Should I account for seasons when growing inside only?

Stormy has a nice answer (especially on fertilizer part), but I am going to add some general concepts. Temperate plants usually needs different seasons to grow naturally. But we don't cultivate them ...
Giacomo Catenazzi's user avatar
7 votes

What house plants or flowers act like a dehumidifier

While you may not get the de-humidifier action from them most cacti, many tropical leaf plants and some blooming tropical plants can live off nothing more then the water in the air in a humid ...
coteyr's user avatar
  • 171
7 votes

What house plants or flowers act like a dehumidifier

A technical version of @Stephanie's answer: https://en.wikipedia.org/wiki/Transpiration Transpiration is the process of water movement through a plant and its evaporation from aerial parts, such as ...
RonJohn's user avatar
  • 171
7 votes
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This plant doesn’t want to stay alive

It's a Fittonia, common name Nerve plant. These can be difficult to keep healthy because they require high humidity, draught free conditions and steady, warm temperatures. They do not appreciate ...
Bamboo's user avatar
  • 133k
7 votes
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Unidentified indoor insects in my Click & Grow garden

These are aphids, soft bodied insects that suck plant fluids and spread plant diseases. Control is easily done with soap and water and persistence. Create a solution of 5 ml dish soap to 1 liter of ...
kevinskio's user avatar
  • 59.7k
7 votes
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Does it make a pure utilitarian sense to have indoor plants for dark rooms solely for the purpose of purifying the air?

The air purifying meme is based on a study by Nasa in 1989 and has been enthusiastically promoted by anyone who likes or sells plants. Other studies have found that when you do not put the plants in ...
kevinskio's user avatar
  • 59.7k
7 votes

Why are all my indoor plants dying?

Plants grown in containers can quickly fill their pots, and in doing so seem very healthy and happy until they hit the brick wall by filling the pot with roots and having nowhere else to go. Attempts ...
Colin Beckingham's user avatar
6 votes
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How do I care for grapefruit seedlings?

In the mid-ninties (probably '94), I planted several grapefruit seeds. Several germinated, and they all got some white fuzzy stuff on them that made them sticky, and all but one of them died (maybe it ...
Brōtsyorfuzthrāx's user avatar
6 votes

Can carnivorous plants grow well indoors?

Carnivorous Plants like full sun generally though you could place your plant on a window sill with high levels of solar insolation if wanting to keep as a house plant. They live in nutrient poor ...
Graham Chiu's user avatar
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6 votes
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Can carnivorous plants grow well indoors?

Graham is right. There are carnivorous plants that can be kept it inside. I wanted to add a few things, though. One is that some carnivorous plants will stay alive inside, but they might not do ...
Dalton's user avatar
  • 5,112
6 votes

What's the best way to take care of my potted orchid?

Orchid need light. You should keep it in a well-lit place, but avoiding too much sunshine. Temperature should remain above 18°C. Orchid need to have breathing roots: you must make sure your pot allows ...
J. Chomel's user avatar
  • 3,740
6 votes

Ropes as climbing support for English Ivy?

I don't think it matters what material you use to train them, but what type of structure you provide for the plants to climb up. To create a foliage "wall" you'd be better off providing a net, in ...
Nic's user avatar
  • 1,043
6 votes

Can I use "distilled" water to water plants?

Just over a hundred years ago, in 1915, a chap called M.C. Merrill did some experiments on this (that link may be paywalled, sorry) and found that, while plants would grow with distilled water, it was ...
Jack Aidley's user avatar
6 votes
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How to eliminate fertilizer odor from home?

If you used the spikes, I'd be surprised if you could smell those to the extent of your apartment 'reeking', but its simple to remove them. I suspect, though, you probably used the bagged granular ...
Bamboo's user avatar
  • 133k
6 votes

How to know whether an indoor plant has outgrown its pot?

Here are some diagnostics but the best way is the first one: Once a year take the plant out of its pot. If all you see is roots circling around then cut an inch or two (2 - 4 cm) from the bottom of ...
kevinskio's user avatar
  • 59.7k
6 votes

Why is this years-old vine dying and showing strange beige spots?

The plant is Rhoicissus rhomboidea 'Ellen Danica', common name Mermaid Vine, though its often referred to as grape ivy. At first glance, rust infection springs to mind, but a closer examination ...
Bamboo's user avatar
  • 133k
6 votes
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Ficus lost 80% of leaves over the course of November

I suspect its been going short of water - you've not said what size pot its in, and a photograph would have been extremely useful, but 2 cups (unless each cup is a litre or so) every fortnight doesn't ...
Bamboo's user avatar
  • 133k
6 votes
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Should I cut off some banana leaves before flowering?

I'm not sure if what you've been told is entirely true - what is true is that the new leaves and fruiting stems emerge from the centre of the plant, pushing their way up through existing leaves, so ...
Bamboo's user avatar
  • 133k

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