Citron, of which the Buddha’s hand is a variety, is a citrus that produces very original fruits and blooms in a manner much appreciated by perfume makers.

Key Hand of Buddha facts

Name – Citrus medica
Family Rutaceae (Rue family)
Type fruit tree

Height
10 to 16 feet (3 to 5 meters)
Exposure full sun
Soil well-drained

Foliage evergreen
Flowering January to December
Hardiness: 40°F (5°C)

Here are our tips: advice on planting, pruning and caring to grow nice citron trees.

Planting Buddha’s hand citron tree

The planting of the Buddha’s hand citron tree is very important, because it determines how well the tree will grow, bear flowers and ultimately produce citrons.

The Buddha’s hand citron tree requires well drained and rich soil for it to develop well.

Buddha’s hand citron tree planted directly in the ground

Before you start, you should know that Buddha’s hand does not resist freezing, and will start suffering when temperatures drop below 40°F (5°C).

Only try to plant the Buddha’s hand citron tree directly in the ground in areas where the winter climate is very mild, or in winter gardens.

  1. Avoid planting Buddha’s hand citron tree in full summer, when temperatures are high.
  2. Choose a sun-bathed area sheltered from heavy wind.
  3. Place a drainage layer at the bottom of the hole with gravel or clay marbles.
  4. Mix garden soil with citrus-specific planting soil mix, if you haven’t any, with regular planting soil mix.
  5. Fill the hole in with this mix and press it down.
  6. Water and press down again.
  7. Water regularly during the first 2 years after planting without ever flooding the roots.

Buddha’s hand citron tree planted in pots

This is probably the best way to grow Buddha’s hand citron trees in our temperate latitudes, because our climate is too cool.

  1. Just as for the potted lemon tree, Buddha’s hand citron will do very well in a pot.
  2. You will need to bring it indoors from October to May in a lean-in or a greenhouse that isn’t heated.
  3. Perform a repotting after having purchased your plant, and then, repeat this every 2 or 3 years.

Pruning Buddha’s hand citron

Since the size of the Buddha’s hand tree when adult is quite small, about 6 to 10 feet (2 to 3 meters), normally you can avoid any measure of pruning.

However, you can prune a few times to increase growth, help the branches to grow more dense, and get more fruits.

When to prune Buddha’s hand citron

Pruning is best performed in spring, ideally during the months of March, April or May, after the citron harvest.

How to prune your Buddha’s hand tree

Pruning should be restricted to the bare minimum:

Using a properly disinfected hand pruner, cut each new shoot back to more or less half its length, taking great care to cut just above a leaf.

  1. Remove suckers that are growing at the wrong place, such as along the trunk of where branches meet.
  2. Remove scraggly branches or inward-growing branches.
  3. Remove dead wood regularly and clear the inside branches to let light penetrate to the center again.

Watering Buddha’s hand tree

The Buddha’s hand citron tree normally doesn’t require any specific watering pattern, except in hotter countries and those countries that suffer from strong droughts in summer.

Never water too much, because the Buddha’s hand citron tree doesn’t cope well with flooded soil.

  1. You know if your Buddha’s hand trees need water when their leaves start drooping or bending over.
  2. It is best to water with collected rain water, because they are vulnerable to calcium ions in water, and tap water often has many.

Watering Buddha’s hand citron tree planted in pots

The Buddha’s hand citron tree planted in a pot doesn’t have the same water needs as a normal ground-grown tree, because the soil in the pot dries up much faster.

  1. Water as soon as the soil is dry without flooding the pot.
  2. Best to water with rain water.
  3. In winter, water as little as possible (once a fortnight should cover its needs).

Caring for Citron ‘Buddha’s hand’

Buddhas handThe ‘Buddha’s hand’ citron, in the end, is a very easy citrus to care for.

When planting was properly performed, and that watering is correctly balanced, this fruit tree should give you much enjoyment and satisfaction.

Just like all other potted plants, adding citrus-specific fertilizer will be needed regularly to compensate the natural loss of nutrients in the soil mix that you’ve provided for it.

Important: The Buddha’s hand citron tree is not an indoor plant and it can’t survive indoors in a heated room all year long, especially not in winter.

  • If you wish to try a citrus plant that copes well with growing indoors, read about calamondin trees.

Diseases that are commonly found on Buddha’s hand citron trees

Similar to lemon trees, the Buddha’s hand citron tree is vulnerable to the same diseases.

Fruit rot, aphids or mealybugs are some of the many diseases and parasites that Buddha’s hand trees can suffer from.

European brown rot citrons rot while still on the citron tree.
Scale insects whitish masses colonize leaves.
Aphids leaves curl up and fall off.

Smart tip about Buddha’s hand citron trees

Pick the citrons as soon as they easily break off from the citron tree.

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