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How to Grow Lychee Trees - Easy Steps & Tips

Published on
June 14, 2024
How to Grow Lychee Trees - Easy Steps & Tips
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Are green onions and scallions the same thing?

Yes, green onions and scallions refer to the same vegetable. The terms are used interchangeably in different regions.

Can I regrow green onions from kitchen scraps?

Yes, you can regrow green onions from kitchen scraps. Place the white bulb ends with roots in a glass of water, ensuring the roots are submerged. Change the water regularly, and new growth will emerge from the top.

How do I prevent my green onions from bolting?

Bolting occurs when green onions prematurely produce a flower stalk. To prevent bolting, avoid planting them during the hottest part of the year and keep the soil consistently moist.

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How to Grow Lychee Trees - Easy Steps & Tips

lychee planting requirements infographics

When I first tasted lychee, I was captivated by its sweet, floral flavor and juicy flesh. The exotic fruit seemed like a small, spiky treasure, and I couldn't help but imagine having my very own lychee tree right in my backyard. This daydream eventually turned into a full-fledged project, and I dove headfirst into the world of lychee cultivation. Now, I'm excited to share my journey with you, from learning about the trees and their needs to successfully planting, caring for, and harvesting my very own lychee fruits.

Getting to Know Lychee

Lychee is a tropical tree native to China and has been cultivated for over 2,000 years. A mature lychee tree can reach heights of up to 40 feet, with a dense, rounded canopy that provides ample shade. It also produces small, white flowers that bloom in clusters. The fruit itself is small and round, about the size of a golf ball, with a rough, reddish-pink skin that peels away to reveal translucent, succulent flesh. The flavor is a delightful mix of sweetness and floral notes, making lychee a beloved fruit worldwide.

There are several varieties of lychee, each with its own unique flavor and texture. Some of the most popular varieties include:

  • Brewster: This variety has a sweet and slightly tart taste, with a juicy and firm texture.
  • Emperor: This variety has a delicate and sweet taste, with a soft and juicy texture.
  • Sweetheart: This variety has a very sweet and floral taste, with a tender and juicy texture.
  • Mauritius: This variety has a sweet and slightly musky taste, with a soft and juicy texture.

When growing lychee, it is important to choose a variety that is well-suited to your climate and soil conditions. Each variety has its own specific requirements for temperature, humidity, and soil type, so it is important to do your research before planting.

Planting Requirements

Before we dive into the planting and care of lychee trees, it’s important to understand their basic needs. Lychee trees thrive in subtropical and tropical climates, and they require specific conditions to flourish. Here are the key factors to consider:

Soil

These trees prefer well-draining, slightly acidic soil with a pH range of 5.0 to 6.5. They do best in sandy loam soils but can tolerate other soil types as long as drainage is good. Poor drainage can lead to root rot, which is detrimental to the tree’s health.

Location

If you're growing lychee indoors, place it near a south-facing window where it can receive the maximum amount of sunlight. It needs at least 6-8 hours of bright, direct light daily. If natural light is insufficient, supplement with grow lights.

When it's time to take your lychee tree outdoors, find a sunny spot with well-draining soil. Avoid areas prone to waterlogging after rain, as this can spell trouble for your tree's roots. And remember, these trees can grow pretty tall and wide, so plant them in a big area to give them space to stretch out without bumping into other plants or structures.

Watering

Lychee trees require a consistent water supply, especially during their growing season. However, they do not tolerate waterlogged conditions. It’s crucial to strike a balance, providing enough water to keep the soil moist but not saturated. During the growing season, I water them every 7-10 days, depending on the weather conditions. Of course, I always check the soil moisture level before watering to avoid over or under-watering.

Temperature

They thrive in warm temperatures, ideally between 70°F and 85°F (21°C to 29°C). They are also sensitive to frost and can suffer damage if exposed to temperatures below 32°F (0°C). In cooler climates, growing lychee trees in containers and moving them indoors during winter can help protect them from frost.

Humidity

Lychees are native to tropical and subtropical regions, so they require high humidity levels to thrive. The ideal humidity range is between 70% to 80%. In dry areas, it's important to provide additional moisture through regular misting or by using a humidifier.

Light

These tropical trees require full sun to produce a bountiful harvest. Ensure your lychee tree gets at least 6-8 hours of direct sunlight daily. Inadequate light can result in poor growth and reduced fruit production.

Step-by-Step Planting Process

Now that we’ve covered the basics, let’s move on to the exciting part: planting your own lychee. Here’s a step-by-step guide to help you get started.

Materials

  • Fresh Lychee Seeds: You can purchase lychees from your local grocery store or fruit market and extract fresh seeds from the fruits.
  • Trays or Pots: Get seedling trays or containers for starting the seeds.
  • Potting Mix: A well-draining potting mix, preferably with sandy loam.
  • Watering Can or Spray Bottle: For keeping the soil moist.
  • Plastic Wrap or Seedling Dome: To maintain humidity for seed germination.
  • Shovel and Compost: For transplanting the seedlings later.
  • Mulch: Organic mulch like wood chips or straw.
  • Balanced, Slow-Release Fertilizer: Formulated for fruit trees.
  • Pruning Shears: For pruning and harvesting.
  • Organic Pest Control: Such as neem oil or beneficial insects.

Step 1: Harvest and Prepare Seeds

preparing lychee seed for planting

The first step is to get your hands on some fresh lychee seeds.

  1. Select Ripe Lychees: Choose ripe lychee fruits with reddish-pink skin.
  2. Extract Seeds: Eat or remove the flesh and carefully extract the seeds.
  3. Clean the Seeds: Rinse the seeds in water to remove any remaining fruit flesh.

Step 2: Germinate the Seeds

closeup of seeds being germinated

Now it’s time to give your seeds the perfect start.

  1. Soak the Seeds: Place the cleaned seeds in a bowl of water and let them soak for 24 hours.
  2. Prepare Containers: Fill the trays or small pots with a well-draining potting mix.
  3. Plant the Seeds: Plant each seed about 1 inch deep in the potting mix.
  4. Water the Seeds: Lightly water the seeds to keep the soil moist but not soggy.
  5. Cover for Humidity: Cover the containers with plastic wrap or use a seedling dome to maintain humidity.

Step 3: Care for Seedlings

sprouting seedlings in a tray

With a bit of care, your seeds will start to sprout!

  1. Provide Light: Place the containers in a warm, sunny spot with indirect light.
  2. Maintain Moisture: Keep the soil consistently moist by watering regularly with a spray bottle.
  3. Watch for Germination: In about 2-4 weeks, you should see sprouts emerging from the soil.

Step 4: Transplanting

woman transplanting a plant outdoors with shovel in the background

Once your seedlings have grown a bit, it’s time to move them to their permanent home.

  1. Wait for Growth: Allow the seedlings to grow until they are about 6-8 inches tall.
  2. Choose a Spot: Select a sunny spot in your garden or a large container with well-draining soil.
  3. Dig a Hole: Make a hole that’s twice as wide and just as deep as the root ball of your lychee tree. This gives the roots plenty of space to spread out.
  4. Amend the Soil: Mix the soil you’ve dug out with organic compost. This will improve nutrient content and ensure good drainage. If your soil is heavy clay, mix in some sand to help with drainage.
  5. Remove the Tree from Its Container: Gently take the lychee tree out of its nursery pot. Be careful not to damage the delicate roots.
  6. Place the Tree in the Hole: Position the tree in the hole so that the top of the root ball is level with the ground. This ensures your tree is planted at the right depth.
  7. Backfill the Hole: Fill the hole with your amended soil, pressing it gently around the roots to eliminate air pockets. Make sure the tree is standing straight.
  8. Water Thoroughly: Give your tree a good soak to help settle the soil and kickstart the root growth.

Step 5: Patience and Love

Growing a lychee tree from seed takes time, patience, and a whole lot of love. But trust me, it’s worth it when you finally get to enjoy those delicious, homegrown lychees.

Maintenance

cutting off tree branch with saw for maintenance

Once your lychee tree is planted, proper care and maintenance are essential to ensure healthy growth and a bountiful harvest. Here are some key tips:

Fertilizing

These trees benefit from regular feeding, especially during their growing season. Use a balanced, slow-release fertilizer formulated for fruit trees. Apply the fertilizer in early spring and again in late summer, following the manufacturer’s instructions. Avoid over-fertilizing, as excessive nitrogen can lead to lush foliage but poor fruit production.

I prefer to use organic fertilizers to nourish my lychee trees. Organic fertilizers provide a slow and steady release of nutrients, which is beneficial for the long-term health of the tree. Compost, manure, and bone meal are excellent sources of organic nutrients.

Pruning

Pruning is essential to maintain the shape and health of your tree. Prune young lychee trees to establish a strong framework of branches. After the harvest, perform light pruning to encourage new growth and prepare the tree for the next season.

To prune, start by removing any dead or diseased branches. Then, remove any branches that are crossing or rubbing against each other, as this can cause damage and promote the growth of pests and diseases. Next, remove any branches that are growing inwards towards the center of the tree, as this can create a dense canopy that blocks sunlight and air circulation. Finally, trim back any branches that are growing too long or too low.

Canopy Shaping

Shaping the canopy of your tree is an important part of canopy management. A well-shaped canopy allows for good air circulation and sunlight penetration, which promotes healthy growth and fruit production.

To shape the canopy, start by selecting a central leader branch and removing any competing branches. Then, select a few lateral branches to serve as the main scaffold branches, and remove any others that are growing too close together or in the wrong direction. Finally, trim back any branches that are growing too long or too low.

Thinning

Thinning involves removing some of the fruit from the tree to promote better fruit development and prevent over-cropping. Start by removing any damaged or diseased fruit. Then, remove any fruit that is growing too close together or too low on the tree. Finally, thin out the remaining fruit so that there is only one fruit per cluster, and space the clusters evenly along the branches.

Mulching and Weed Control

I use organic mulch such as leaves, straw, and grass clippings to cover the soil around my growing trees. Mulching helps to retain moisture in the soil, prevent soil erosion, and suppress weed growth. It also adds organic matter to the soil, which improves soil health and fertility. Regularly check for weeds and remove them promptly to prevent competition for nutrients and water.

Pest and Disease Control

spraying pesticide on tree

Common Pests

As a lychee grower, I have encountered a few common pests that can damage the crop. One of the most common pests is the lychee stink bug, which feeds on the fruit and causes it to drop prematurely. To control this pest, I use insecticides such as pyrethroids and neonicotinoids.

Another pest that can cause damage to the lychee crop is the fruit-piercing moth. This pest feeds on the fruit and leaves behind a hole, which can lead to fungal infections. To control this pest, I use pheromone traps and insecticides.

Disease Management

One of the most common diseases that affect lychee trees is anthracnose. This fungal disease can cause leaf spots, fruit rot, and twig blight. To manage this disease, I use fungicides such as copper-based sprays and azoxystrobin.

Another disease that can affect lychee trees is powdery mildew. This fungal disease can cause a white powdery coating on the leaves and fruit. To manage this disease, I use fungicides such as sulfur and potassium bicarbonate.

Integrated Pest Management

Integrated Pest Management (IPM) is a smart and eco-friendly way to control pests and diseases on your lychee tree. It combines different strategies to keep pests in check without relying heavily on chemicals. As a lychee grower, I use IPM strategies such as crop rotation, pruning, and biological control. For example, I introduce beneficial insects such as ladybugs and lacewings to control pests such as aphids and mites. I also remove fallen leaves and fruit, which can attract pests, and mulch around the base of the tree to prevent pests from laying eggs in the soil.

Harvesting and Storage

harvesting lychee fruit outdoors with pruners

Finally, we arrive at the most delightful part of growing fruits—harvesting! I have found that the best time to harvest this tropical fruit is when it turns pinkish-red. This is usually around 100-120 days after the tree has blossomed. It should feel slightly soft to the touch but not mushy. Taste-testing a few fruits is the best way to determine if they are ready for harvest. When harvesting, I prefer to use a pair of pruning shears to cut the fruit off the branches, being careful not to damage the fruit or the tree.

Once harvested, they should be stored at a temperature between 32-40°F to maintain their freshness and quality. I suggest storing them in a well-ventilated area, such as a refrigerator or a cold room, to prevent any moisture buildup. You can store it in a refrigerator for up to two weeks. For longer storage, they can be peeled, pitted, and frozen. Frozen lychee retains much of its flavor and can be used in a variety of recipes.

It's also important to store them separately from other fruits and vegetables, as lychee is highly sensitive to ethylene gas which can cause it to ripen and spoil quickly.

FAQs

Q: How long does it take for a lychee tree to bear fruit?

A: Lychee trees typically take about 3-5 years to start bearing fruit if grown from a grafted sapling. If grown from seeds, it can take up to 10 years or more for the tree to produce fruit. Patience is key when growing lychee trees!

Q: Can lychee trees be grown indoors?

A: Lychee trees can be grown indoors in large containers, but they require a lot of light. Place them near a south-facing window or use grow lights to ensure they get sufficient sunlight. Keep in mind that they may not reach their full potential indoors and may produce fewer fruits.

Q: Do lychee trees need to be cross-pollinated to produce fruit?

A: Lychee trees are self-pollinating, so you don’t necessarily need another tree for pollination. However, having more than one tree can increase fruit yield due to better cross-pollination.