Q:

Can you water plants with soapy water?

A:

Quick Answer

Watering plants with soapy water is not recommended. Dishwater contains harmful substances in concentrations too high for houseplants to tolerate. Phosphorous, a primary fertilizer ingredient contained in many soaps, must be in the correct proportion to be of benefit to plants. Cooking water can be safely used to water houseplants.

Know More

Full Answer

Horticultural soaps are formulations designed specifically for the purpose of killing certain plant pests and applied as a spray directly onto the insects. These can be made at home easily and inexpensively. They are preferable to soapy water because they are not toxic to beneficial insects and contain no ingredients that harm soils.

Learn more about Outdoor Plants & Flowers

Related Questions

  • Q:

    How do plants take in water?

    A:

    Plants take in water through their root system by a process called osmosis. The cells that are found in plant roots are designed to have a large surface area which helps facilitate the movement of larger quantities of water across the cell membrane and into the plant.

    Full Answer >
  • Q:

    Why do plants wilt?

    A:

    Plants can wilt for a number of reasons, such as lack of water, disease, poor soil, the wrong container and pests. However, plant wilt is generally easy to prevent.

    Full Answer >
  • Q:

    Does soapy water kill wasps?

    A:

    Bowls of soapy water kill wasps, bees and other stinging insects. Earth Easy states that soap decreases water's surface tension and makes it impossible for the insects to remain on the surface long enough to climb out. The insects eventually drown. This technique is most effective when the water is warm and the bowl is large.

    Full Answer >
    Filed Under:
  • Q:

    When should you plant broccoli?

    A:

    It is recommended to plant broccoli in the early spring, particularly if it is the plant's first year in the garden. Broccoli seeds planted in early spring can go to seed the first year, if planted correctly. Otherwise, they seed in the following year.

    Full Answer >

Explore