Although watering houseplants may seem like a straightforward operation, many people either overwater them or neglect them until they get parched. Generally speaking, the potting soil for indoor plants should be kept damp but not soggy. In the spring and summer, they typically need watering once or twice a week; in the fall and winter, they require less watering. However, this isn’t always the case, depending on the kind of houseplant.
- Only give orchids a small bit of water once a week to water them.
- Succulents and cacti need relatively little water. When the potting mix has dried out, only water.
- Water citrus plants more frequently and consistently than you would other houseplants.
The Westland Watering Indicator makes it easier to know when to water. This watering stick is very simple to use and may be used all year round. Just insert the stick into the pot of compost. The indicator will then turn red to let you know when the plant needs extra water. When no additional water is required, the indicator will turn blue. Within two hours of watering the plant, the indicator’s color should shift from red to blue.
Another crucial factor is the type of water used on indoor plants. This is due to the fact that many plants are sensitive to the salts and chemicals found in tap water. So it is advisable to use rainwater to water your plants.
Feeding
To promote lush, robust growth, indoor plants must be fed while they are developing. Only while a houseplant is actively developing, not when it is dormant, should it be fed.
During the growing season (spring and summer), the majority of indoor plants need typically be fed every other watering, or around every 10 to 14 days. In the fall and winter, feed indoor plants after every fourth watering because they will need fewer nutrients.
Using a liquid concentrate feed is a good approach to feed houseplants. These are a fantastic way to feed and water your plant simultaneously. They work best, though, when the mixture isn’t created too powerful or too weak. Given that it is filled with the necessary nutrients, Westland Houseplant Feed is a fantastic plant food for indoor plants. Additionally, it contains a simple measure doser that requires only a squeeze of the bottle to fill the dosing chamber. Any extra plant food will be removed by the doser, leaving you with a 5ml dose to mix with 1 liter of water. This indicates that the combination you use to feed your plants is the proper strength.
The list of specialized feeds for various types of indoor plants that include the precise ratio of nutrients required for their growth is provided below.
- Feed for succulents and cacti offers nutrients that improve flowering.
- Citrus feed: provides nutrients that promote fruit development and set.
Can indoor plants be overfed?
Houseplants may suffer if they receive too much fertilizer. In fact, overfertilization can slow growth, leave plants weak, and make them more susceptible to pests and diseases. It might also result in the plant’s eventual death. Stunted growth, scorched or dried leaf margins, wilting, and plant collapse or death are indications of excess fertilizing. Plants that receive too much fertilizer may also have yellowing of the leaves.
Too much fertilizer can also result in salt accumulation on top of the soil, which hinders plants’ ability to absorb water. Place the plant in the sink or another suitable spot and thoroughly rinse it out with water, repeating as necessary, to reduce overfertilization and excessive salt buildup (three to four times). Keep in mind to let the plant drain well in between waterings.
It will be simpler to prevent using too much fertilizer on your houseplants if you fertilize just during periods of active development and reduce the dosage.
When should indoor plants be fertilized?
You are aware that indoor plants require water and sunlight, but what about fertilizer? Fertilizing indoor plants during the growing season can provide them the nitrogen (N), phosphorus (P), and potassium (K) they require to thrive (K).
Similar to learning how to repot a plant, feeding your houseplants can seem intimidating at first. However, after you master the fundamentals, you’ll wonder how your plants ever survived without it. The numerous types of fertilizer available, what fertilizer is (hint: it’s not plant food), and how and when to fertilize houseplants are all covered in the sections below.
What is fertilizer?
First and foremost, plants do not eat fertilizer. Photosynthesis is the process through which plants produce their sustenance while utilizing sunlight. Fertilizer promotes fresh, healthy growth in a similar manner to a multivitamin. Additionally, it can be utilized to replenish the vital minerals that our plants’ potting soil loses as they mature. The main ingredients, or macronutrients, in fertilizers are nitrogen (N), phosphorus (P), and potassium (K), which we will discuss in more detail later. Fertilizers can also contain a variety of other nutrients.
When should I fertilize my houseplants?
like excessive amounts of light or water Your plants may suffer if you use too much fertilizer. During the growing season, which runs from early spring to late summer, we advise fertilizing indoor plants moderately. Plants will gain the most from new nutrients at this period, while they are actively growing. Depending on the fertilizer you’re using, you can typically fertilize your plants monthly or every other week. Read the label carefully because each brand may have a different suggestion for dilution and timing.
Fertilizer will not help newly potted or repotted plants. They haven’t even begun to use all the nutrients in their fresh potting mix! Wait 23 months after a fresh repotting before fertilizing actively growing plants during the growing season to prevent potentially harming recently replanted plants. You can postpone fertilizing until the following growing season if you potted during the autumn and winter.
Because of their decreased metabolic activity, plants in low-light conditions don’t require fertilizer. They don’t consume nutrients as efficiently as individuals who are in brighter light.
What do the numbers on fertilizer mean?
Three of the approximately 17 necessary plant nutrients are prominently featured on the front of the majority of fertilizers. The N-P-K ratio is represented by the three numbers you see: N stands for nitrogen, P for phosphorus, and K for potassium. The main macronutrients that your plant requires are these.
A fertilizer label can include an N-P-K ratio that looks like 10-5-8. Higher ratio fertilizers are more concentrated than lower ratio fertilizers. Do not assume that a fertilizer with greater numbers is superior than one with fewer numbers just because it has higher numbers. It just needs more water to be diluted with because it is more concentrated.
Micronutrients could be included in your fertilizer, making it a complete fertilizer. These can contain things like chlorine, iron, manganese, zinc, copper, boron, and molybdenum. Each micronutrient plays a part in the cellular, enzymatic, and developmental processes of plants, but they are not as essential as the NPK macronutrients. Your fertilizer’s micronutrient content will probably be listed on the back of the container.
For your indoor plants, you can use any all-balanced fertilizer (for instance, 5-5-5) or one with a ratio that fits the goal you want to achieve. In order to stimulate leaf production, for instance, a fertilizer with a higher nitrogen to phosphorous ratio is best, whereas a higher phosphorous to nitrogen ratio aids in promoting fruiting and blooming.
Is solid or liquid fertilizer better?
There are various types of fertilizers. It is mainly a matter of preference when selecting the type of fertilizer to use. Both give the vital nutrients that plants require, yet they each have advantages and disadvantages.
The two types of fertilizers used most frequently for indoor plants are liquid and powder. They may also be the most economical depending on how concentrated they are, or how high their N-P-K ratio is. Fertilizers in liquid and powder form are also simple to use and diluted in water. You can also immediately add a variety of powder fertilizers to the potting soil.
Perhaps less frequently used for houseplants are solid fertilizers, sometimes known as dry or granular fertilizers. Because some granular fertilizers (fertilizer pellets) release nutrients over time, you run the risk of overfertilizing a plant or fertilizing it when it is dormant or growing slowly because of poor light.
Is chemical or organic fertilizer better?
Another option is selecting between synthetic fertilizers, commonly known as chemical fertilizers, and organic fertilizers. The macro and micro nutrients in synthetic fertilizers are typically more precisely balanced and concentrated. They might be more affordable, particularly if you buy them in liquid form to dilute. With less, you can obtain the same amount of nutrients.
Organic fertilizers are typically less concentrated because they are created from all-natural components, such as reprocessed food waste. However, mild is a benefit, not a drawback, of houseplant fertilizer. Although it can be slightly more expensive than other forms, organic fertilizer is a safe, chemical-free choice. Choosing an organic fertilizer may be the finest option if you have pets who share your space.
Chemical and organic fertilizers both supply nitrates, potassium ions, and phosphates to plants, but in different ways. It strikes a balance between your personal preferences and those of your plants.
Quick Tips for Fertilizing Houseplants
First tip: Since plants begin to actively grow in the spring, it is the optimal time to begin fertilizing them. Fast-growing plants should get fertilizer more frequently than slower-growing or dormant plants, such as cacti (i.e., most plants in winter.)
Second tip: Dilute your fertilizer. Less fertilization is preferable to more fertilization. If the potting mix is deficient in nutrients and you haven’t fertilized in about a year, you can improve the efficacy of the fertilizer by diluting it with less water.
3. Plants that produce fruits or flowers over their lifetimes will need extra fertilizer. Picking off fruits or flowers depletes them of their nutrients, which we should replenish.
Know your N, P, and K values. The ratio of macronutrients that should be present in your fertilizer is the one that your plant requires. It resembles the numbers 10-8-10. Find another fertilizer if this isn’t stated on the package.
5. Plants only require a smaller amount of micronutrients than they do of macronutrients, notwithstanding their importance. Micronutrients are typically present in fertilizers, however they aren’t usually highlighted on the front of the fertilizer container.
How frequently should houseplants be watered?
How frequently should houseplants be watered? Most indoor plants require watering every one to three weeks. You should keep an eye on your houseplants and only water them when they actually need it. The size and kind of the plant, the size and type of the container, the temperature, the humidity, and the rate of development will all affect how often to water.
Continue reading, and I’ll offer you the information you need to water your houseplants correctly every time. Once you know how to tell when your houseplants need watering, it’s not difficult to make the right decision.
Use Miracle Gro indoor plant food how frequently?
Instantly feed Miracle-Gro Indoor Plant Food to all indoor houseplants, including edibles. Apply the mixture straight to the soil or combine it with water. Use once every week.
What food should I give my houseplants?
Feed plants with a high-nitrogen fertilizer every two weeks for lush, green foliage. The majority of generic fertilizers for indoor plants are nitrogen-rich and will keep foliage plants looking good. If the leaves look yellow, then a nitrogen-rich feed will give them a boost, as will any feed containing magnesium (Mg). In the fall, cut back to monthly feeding, then stop altogether in the winter.
Orchids and flowering plants
In the spring, fertilize flowering plants with a general house plant fertilizer every two weeks. As they approach blossoming, switch to a weekly feed that is high in potassium.
Although tomato fertilizers provide extra potassium, they are frequently too strong for indoor plants; thus, dilute by half. Because orchids dislike large amounts of fertilizer and can be harmed by it, feed them once a week with a general home plant fertilizer that has been diluted by half or even a fourth. Use commercially available orchid fertilizers according to the dosage recommendations on the container.
Cacti and succulents
The majority of cacti and succulents can live without additional feeding, however if given food, they will grow and flower more profusely. To give them the proper balance of nutrients, feed them with a specialized cactus feed. Avoid using fertilizers that are excessively nitrogen-rich since they can encourage fragile, frail growth. Only in the spring and summer should cactus fertilizer be applied every two weeks.
Citrus plants
Citrus plants consume a lot of food. There are specialized citrus feeds available, but every two weeks in the spring and summer, a generic house plant meal will do. Add a monthly solution of Epsom salts, especially if the leaves start to turn yellow, as these plants frequently require more magnesium (Mg) than is provided in regular feeds.
Unless your plant is flowering, in which case a monthly dose of houseplant feed would help, completely stop feeding during the winter.
Ericaceous plants
Some indoor plants prefer acidic or ericaceous soil. These include ferns, azaleas, gardenias, and African violets. An ericaceous fertilizer that has been properly designed should be used to feed such plants. In the winter, you don’t need to feed them.
Carnivorous plants
Sundews, pitcher plants, and Venus flytraps are examples of plants that typically thrive in low-nutrient soils. They no longer require additional fertilizer because they have acquired the ability to gather insects to augment their diet. Additionally, it’s a good idea to refrain from feeding them an excessive amount of bugs because, even in the cleanest of houses, they can usually get by without assistance.
Do my plants need to be fed every week?
Pot-grown plants are like caged animals; being confined, they can’t ‘forage’ so they rely totally on us for food. Feed potted plants six weeks after potting or repotting because most compost only provides “starter” nutrients that are quickly depleted.
Depending on the growing environment, size, and rate of growth, different plants require different amounts of feed. Some individuals overeat, while others undereat. Overfeeding actually does more harm than good because if you apply a large amount of feed at once, the ensuing salty solution could actually pull moisture from the plant through a process called reverse osmosis.
Always heed the instructions of the feed source, but generally speaking, begin feeding in the spring, perhaps once every two weeks. When the weather is warmer and the plants are growing quickly, feed once a week; for heavy feeders or plants that are developing quickly in large containers, feed twice a week.
In this No Fuss video guide, David Hurrion explains how to recognise plant nutrient deficiencies, so you know when to feed your plants:
David walks you through the various kinds of organic plant food here: