Growing Kiwi in Water: A Simple Guide for Luscious Fruit

If you’re a fan of fresh and juicy kiwi, you’ll love growing your own using the water culture method. This eco-friendly approach to fruit cultivation is becoming increasingly popular, and with good reason. Not only does it eliminate the need for soil, but it can also lead to healthier plants and higher yields.

In this guide, we’ll take you through everything you need to know about growing kiwi using the water culture method. From selecting the right plants to transferring them to the water culture system, to caring for them throughout their growth cycle, we’ve got you covered. By the end of this guide, you’ll be able to enjoy the sweet rewards of your homegrown kiwi.

Why Choose Water Culture for Growing Kiwi?

Growing kiwi plants using the water culture method offers several advantages over traditional soil-based techniques. Hydroponic kiwi plants are healthier, more productive, and produce more abundant fruit yields than those grown in soil.

One significant benefit of growing kiwi in water is the ability to control the plant’s environment. With hydroponic cultivation, it is possible to optimize the growing conditions, including light, temperature, and nutrient levels. By providing ideal conditions for your kiwi plants, you can create an environment that promotes rapid growth and a robust crop.

Another advantage of water culture for kiwi plants is the efficiency of this technique. Hydroponic systems use less water than traditional soil-based cultivation, making it an environmentally friendly option. Water culture also enables plants to absorb nutrients more efficiently, eliminating the need for chemical fertilizers or pesticides that can harm the environment.

Overall, water culture is an innovative and eco-friendly approach to growing kiwi plants. By choosing this technique, home gardeners can enjoy high yields of delicious, healthy fruit while minimizing their environmental impact.

Getting Started: Selecting Kiwi Plants for Water Culture.

Growing kiwi in water is a unique and eco-friendly way to cultivate this luscious fruit. But before you can start, you need to select the right kiwi plants for water culture.

Kiwi Plant Variety Recommended for Water Culture?
Hayward Yes
Chico Yes
Atlas No
Abbot No

We recommend choosing disease-resistant varieties, such as the Hayward or Chico. Look for seedlings that are healthy, with strong stems and healthy leaves. Check the roots to ensure they are not tangled or knotted.

It’s important to note that kiwi plants grown in water culture can be more sensitive to disease and pests than those grown in soil. Therefore, it’s crucial to select healthy plants and maintain a clean growing environment.

Setting Up Your Water Culture System

Now that you have selected your kiwi plants and cuttings, it is time to set up the water culture system. Here are the materials you will need:

Materials Description
Net pots Used to hold the plants in the water
Growing medium Used to stabilize the plants. Examples include perlite, vermiculite, or coconut coir
Air pump Used to oxygenate the water
Air stone Used to release air bubbles in the water
Reservoir Used to hold the nutrient solution
Nutrient solution Used to feed the plants

Once you have gathered these materials, follow these steps:

  1. Fill the reservoir with the appropriate amount of water and nutrient solution according to the instructions provided with the solution.
  2. Add the air stone and air pump to the bottom of the reservoir and attach the tubing to them.
  3. Place the net pots in the holes of the lid of the reservoir.
  4. Fill each net pot with your growing medium of choice.
  5. Insert your kiwi plants or cuttings into the growing medium, being sure to keep the roots submerged in the water.
  6. Turn on the air pump to begin oxygenating the water.

With your water culture system in place, your kiwi plants are now able to flourish in this unique and eco-friendly growing environment.

Propagating Kiwi Plants in Water

Propagating kiwi plants in water is a simple and effective way to generate new plants for your water culture system. This method is not only eco-friendly, but it can also save you money compared to purchasing new plants from a nursery.

To get started, take cuttings from the kiwi plant that are about 6 inches long and have at least two leaves. Remove the bottom leaves and any flowers or buds. If necessary, you can dip the cuttings in rooting hormone to increase their chances of success.

Next, fill a glass or jar with water and place the cuttings inside. Make sure the leaves are above the waterline and the bottom of the stem is submerged. Place the container in a sunny location with consistent temperatures, ideally around 70-75 degrees Fahrenheit.

Check the water level regularly and replace it as needed. After a few weeks, roots should begin to form from the submerged portion of the stem. Once the roots reach at least 1 inch long, the new plants can be transferred to your water culture system.

It’s important to monitor the new plants closely and ensure they are acclimating well to their new environment. Proper care during this stage can help ensure the success of your water-grown kiwi plants.

Transferring Kiwi Plants to the Water Culture System

Before transferring kiwi plants from soil to the water culture system, it is important to prepare them properly. Start by gently removing the plant from the soil, being careful not to damage the roots. Then, rinse the roots with water to remove any remaining soil.

Once the roots are clean, trim away any damaged or excessively long roots with a pair of clean, sharp scissors. This will help the plant adjust more easily to its new environment in the water culture system.

Next, carefully lower the plant into the water culture system, taking care not to disturb the roots. Position the plant so that the roots are submerged in the nutrient solution, but the stem and leaves are above the waterline.

Once the plant is in place, cover the top of the container with a lid or netting to protect the plant from light while the roots adjust to their new surroundings. After a few days, check to ensure the roots have started to grow and attach to the container.

It is important to note that plants grown in water culture require different nutrient levels than plants grown in soil. Be sure to monitor the pH and nutrient levels of the solution and adjust as needed to ensure optimal growth.

Necessary Equipment:

Equipment: Quantity Needed:
Water culture container 1 per plant
Hydroponic nutrients solution As recommended on product label
Pump 1
Air stone 1 per container
pH meter 1
pH adjusting solution As needed

Nutrient Requirements for Water-Grown Kiwi Plants

Water-grown kiwi plants have specific nutrient requirements that are different from those grown in traditional soil-based methods. While kiwi plants generally require nutrients such as nitrogen, phosphorus, potassium, and calcium, water-grown plants have different nutrient needs that must be met using hydroponic solutions.

The ideal nutrient solution for water-grown kiwi plants should have a pH between 5.5 and 6.5 and an electrical conductivity (EC) of 1.8-2.0. The EC levels can be measured using a nutrient solution tester and adjusted accordingly.

It’s important to choose high-quality hydroponic nutrients that are specifically formulated for kiwi plants. These nutrients should contain all of the essential macronutrients, as well as micronutrients such as iron, boron, and manganese.

When administering the nutrients, it’s important to follow the manufacturer’s instructions carefully. Over-fertilizing can lead to nutrient burn and other problems, while under-fertilizing can stunt plant growth and reduce yields.

Regularly testing the pH and EC levels of the nutrient solution is crucial for maintaining optimal growing conditions for your water-grown kiwi plants. Adjusting these levels as needed will ensure that your plants are receiving the right nutrients at the right time, leading to healthy growth and delicious, luscious fruit.

Maintaining Optimal Conditions for Water-Grown Kiwi Plants

Growing kiwi plants in water culture requires attention to certain environmental conditions to ensure optimal growth and fruit production. Here are some tips on maintaining the right conditions for your water-grown kiwi plants:


Kiwi plants thrive in temperatures between 60-80°F (15-27°C), with nighttime temperatures slightly cooler than daytime temperatures. It’s important to maintain a consistent temperature range to avoid stressing the plants and hindering growth.


Kiwi plants prefer humid conditions, around 50-70% humidity. You can maintain humidity levels by using a humidifier or placing a tray of water near your plants to evaporate moisture into the air.


Kiwi plants require 12-16 hours of light each day. If growing indoors, you can use artificial lights such as fluorescent or LED grow lights to provide sufficient light. Position lights 6-12 inches (15-30 cm) above the plants for optimal results.

pH Level

Kiwi plants grown in water culture require a slightly acidic pH level between 5.5-6.5. Test the pH level of your water regularly and adjust it using pH-up or pH-down solutions as needed.

Nutrient Concentration

The concentration of nutrients in the water is critical to the growth of your kiwi plants. Monitor the nutrient concentration using a TDS meter and adjust it as needed to maintain the appropriate levels for your plants.

By paying attention to these environmental factors, you can ensure that your water-grown kiwi plants thrive and produce delicious fruit for your enjoyment.

Pruning and Training Kiwi Plants in Water Culture

Kiwi plants grown in water culture require pruning and training to produce optimal fruit yields. Pruning helps to manage plant growth and promote air circulation, while training encourages the plants to grow in a desired direction. Here’s how to prune and train your water-grown kiwi plants for maximum success.

Pruning Kiwi Plants

Prune your kiwi plants in the spring or summer after the fruit has been harvested. Use a clean, sharp pruning tool to make cuts at a 45-degree angle just above a leaf node. Cut away any dead, damaged, or diseased branches, as well as any suckers that are growing from the base of the plant.

Next, remove any branches that are crossing or rubbing against each other, as well as any that are growing towards the center of the plant. You want to create an open canopy that allows air and light to penetrate.

Finally, thin out the branches to reduce overcrowding and promote proper growth. Leave a few strong branches that are evenly spaced along the main stem, and prune away the rest.

Training Kiwi Plants

Training your kiwi plants involves guiding the branches to grow along a support system, such as a trellis or wire frame. This helps to distribute the weight of the plant and create a balanced structure that is easier to manage.

Begin training your kiwi plants when they are young, by gently tying the main stem to the support structure with a soft material like twine or cloth. As the plant grows, tie the lateral branches to the support as well, spacing them out evenly.

Aim to create a horizontal framework with evenly spaced branches that form a “T” shape. This will help to maximize fruit production and make pruning and harvesting easier in the future.

Troubleshooting Common Issues in Water-Grown Kiwi Plants.

Growing kiwi in water culture can be a fun and rewarding experience, but like any form of gardening, it comes with its share of challenges. Here are some of the most common issues you may encounter, along with tips on how to overcome them:

1. Nutrient Deficiencies

One of the most frequent problems with hydroponic kiwi plants is nutrient deficiencies. Symptoms of nutrient deficiencies include yellowing or browning of leaves, slow growth, and small fruit size. To prevent this, make sure to use a high-quality nutrient solution that contains all the necessary elements in the correct proportions. Dilute according to the manufacturer’s instructions and monitor the plants regularly for any signs of deficiency.

2. Pests and Diseases

While hydroponic systems are generally less prone to pests and diseases, they can still occur. Common pests that can affect kiwi plants include spider mites and whiteflies, while common diseases include powdery mildew and root rot. Regularly inspect your plants for any signs of damage or infection and address the issue immediately. You can use organic pesticides or fungicides if necessary.

3. pH Imbalances

The pH level of your nutrient solution is another crucial factor to keep in mind when growing kiwi in water. If the pH is too high or too low, it can cause nutrient deficiencies and other problems. The optimal pH range for kiwi plants is between 5.0 and 6.5. Use a pH meter to test your solution regularly and adjust it as needed using pH up or pH down solutions.

4. Overcrowding

As your kiwi plants grow, they will need more space to thrive. Overcrowding can lead to reduced yields and poor fruit quality. Ideally, you should space your plants at least 2-3 feet apart to give them plenty of room to spread out. You can also prune your plants regularly to prevent overcrowding and promote healthy growth.

With these tips in mind, you should be able to overcome any challenges you may encounter when growing kiwi in water culture. Remember to monitor your plants regularly and adjust your growing conditions as necessary to ensure optimal growth and fruit production.

Harvesting and Enjoying Your Homegrown Kiwi

After months of dedicated care and attention, it’s finally time to harvest your homegrown kiwi fruits. But when is the right time to pick them? Ideally, you’ll want to wait until the fruit is fully matured and has a slightly soft texture. When the fruit gives slightly to the touch, it’s ready to be harvested.

To harvest your kiwi fruits, simply grasp the stem firmly and twist gently until the fruit falls off. Avoid pulling the fruit off the vine, as this can damage both the fruit and the plant.

Once you’ve harvested your kiwi fruits, rinse them thoroughly under cool water to remove any dirt or debris. You can enjoy your fresh kiwis as is, or use them in a variety of recipes, from smoothies and salads to jams and desserts.

Storing and Preserving Kiwi Fruits

If you’re not planning on using your kiwi fruits right away, it’s important to store them properly to ensure they stay fresh and flavorful. You can store fresh kiwis in the refrigerator for up to two weeks, or at room temperature for up to a week.

For longer-term storage, consider freezing your kiwis. To freeze whole kiwi fruits, simply remove the skin and slice the fruit into rounds or quarters. Place the slices in a single layer on a baking sheet and freeze until solid. Once frozen, transfer the fruit to an airtight container and store in the freezer for up to six months.

You can also use your fresh kiwis to make homemade jams, chutneys, and other preserves. To preserve kiwi fruits, combine the sliced fruit with sugar, lemon juice, and any desired spices or flavorings, and cook until thickened. Spoon the mixture into sterilized jars and seal tightly. Preserved kiwi can be stored for up to a year.

With a little time and effort, growing kiwi fruits in water can be a rewarding and delicious experience. Whether you’re enjoying the fruits fresh off the vine or preserving them for later use, you can take pride in the fact that you’ve grown these tasty treats yourself.


Q: Why choose water culture for growing kiwi?

A: Water culture offers several advantages over traditional soil-based methods. It can lead to healthier plants and higher yields due to the precise control of nutrient and water levels. Additionally, water culture is an eco-friendly approach to fruit cultivation as it eliminates the need for soil and reduces the risk of soil-borne diseases.

Q: How do I select kiwi plants for water culture?

A: When choosing kiwi plants for water culture, it is important to select disease-resistant varieties and healthy seedlings. Look for plants that have strong roots and vibrant foliage. Consider consulting with a local nursery or horticultural expert for recommendations on suitable kiwi varieties for water culture.

Q: What equipment and materials are needed for setting up a water culture system?

A: To set up a water culture system for growing kiwi plants, you will need a container or reservoir to hold the nutrient solution, an air pump and air stones for oxygenation, a pH meter and test kit to monitor acidity levels, and a substrate or support system to hold the plants in place. Other materials may include growing media, fertilizers, and water temperature control devices.

Q: How do I propagate kiwi plants in water?

A: Propagating kiwi plants in water involves taking cuttings from mature plants and placing them in a container with clean water. Remove the lower leaves from the cuttings and ensure that the remaining leaves are above the water line. Change the water regularly to maintain oxygen levels and prevent the growth of algae. After a few weeks, roots should start to develop, indicating successful propagation.

Q: How do I transfer kiwi plants from soil to the water culture system?

A: When transferring kiwi plants from soil to the water culture system, gently remove the plants from their soil pots and rinse off any excess soil. Place the plants in a container with clean water, ensuring that the roots are fully submerged. Allow the plants to adjust to their new environment gradually by monitoring water levels and providing necessary nutrients.

Q: What are the nutrient requirements for water-grown kiwi plants?

A: Kiwi plants grown in water culture require specific nutrients to thrive. Nitrogen, phosphorus, and potassium are the primary macronutrients needed for healthy growth. Additionally, micronutrients such as iron, magnesium, and calcium are essential. These nutrients can be provided through specific hydroponic fertilizers or by adjusting the nutrient solution to meet the plants’ needs.

Q: How do I maintain optimal conditions for water-grown kiwi plants?

A: Maintaining optimal conditions for water-grown kiwi plants involves monitoring and adjusting environmental factors. Keep the temperature within the ideal range for kiwi plants, typically between 65-75°F (18-24°C). Provide adequate humidity levels, ideally around 50-70%. Ensure that the plants receive sufficient light, either through natural sunlight or artificial grow lights, for at least 10-12 hours a day.

Q: Why is pruning and training important for kiwi plants in water culture?

A: Pruning and training kiwi plants in water culture is essential for promoting optimal growth and fruit production. By removing excess foliage and shaping the plants, you can improve airflow and light penetration, reducing the risk of disease and maximizing fruit quality. Additionally, training the plants to a trellis or support system helps manage their growth and makes harvesting easier.

Q: How do I troubleshoot common issues in water-grown kiwi plants?

A: When growing kiwi in water culture, common issues may include nutrient deficiencies, pests, and diseases. To address nutrient deficiencies, adjust the nutrient solution accordingly and ensure that all essential elements are provided. For pests and diseases, monitor the plants regularly and take appropriate action, such as using organic pesticides or implementing preventive measures.

Q: When and how do I harvest kiwi fruits from water-grown plants?

A: Kiwi fruits are typically ready for harvest when they reach their full size and develop a slightly soft texture. To harvest, gently twist the fruit from the vine, being careful not to damage the plant. If the fruits are not yet ripe, keep them at room temperature until they become soft. Enjoy the delicious taste of your homegrown kiwis fresh or incorporate them into various recipes. To store or preserve kiwis, refrigerate them or freeze them for longer-term storage.