How to grow Citron

Citron tree growing tree of the genus citrus also known as Citrus medica, Citron tree grow as perennial evergreen plant mostly grown for the edible fruits also used as ornamental plants for the fruits like in Buddha’s hand tree, can grow in tropical, subtropical, mediterranean or temperate climate and growing in hardiness zone 9+.

Leaves color green in oval shape.

Flowers are white with purple with yellow stamen.

Citron fruit

Fruit shape oval can be shapeless or like hand with a lot of fingers (Buddha’s hand) size ~6-20 cm’. Rind color green, green-yellowish or orange, the rind is edible but sometimes little bitter also used as flavor and fragrant, inside color: yellow, white, green, orange, the taste mostly sours bitter sometimes the fruits seedless. The inner fruit divided by segments, the segment cover with soft thin layer, it containing the pulp (little cones covered with a thinner layer), depend on the species can be also pulp-less

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How to grow Citron tree – growing and care:

Most of the trees need frost free, but some can survive frost but it’s not optimal, well-drained soil

What is the best way to start growing:
Plant / Seed / Cutting / Air layering

Is it necessary to graft or use vegetative reproduction?
Not all the species need graft but possible, possible start from cutting but require much care in the beginning

Difficulties/Problems with growing:
When the tree young very sensitive to citrus leaf miner, thorns

Planting season:
Spring to summer in hardiness zone 9-10a, spring or autumn hardiness zone 10b-11a, possible  also in summer and winter the main problem it’s hot and cold days that might cause future problem and even kill the plant, hardiness zone 11b+ planted all year.

Pests and diseases:
Citrus leaf miner, aphids, citrus foot rot, ant, citrus gummosis

Pruning season:
Spring after the fruits

How to prune:
Dead branch, cross branch, too much density

Size of the plant:
3-8 m, 10-24 feet

Growth speed in optimal condition:
Medium growing

Irrigation water management requirement:
Small amount of water – also drought tolerant

Light conditions in optimal condition for growing:
Full Sun

Is it possible to grow indoor?

Growing is also possible in a planter /flowerpot / containers:
Yes, some cultivars possible grow easily as bonsai, but possible to care for regular tree with pruning

Blooming information

When does flowers bloom?
Summer / Autumn

General information about the flower
Flowers are white with yellow stamen

Thinning / Deadheading of the blossom:
The first year should thinning the flowers

Pollination is done by:

Edible Fruits

When does it yield:
Autumn / Winter

Fruits pests or diseases:
Citrus stubborn disease, citrus black spot, alternaria

What can be done with big quantities of Citron fruits?
Eat, juice, the rind used fragrant, fruit leather, sugary rind

Work requirements on the fruit:
Pick up (sometimes need to take care and cut branches that grow into the fruit)

How long does it take to bear fruit?
2-3 years

Ripening of fruit
Possible to pick up the fruit before and let them ripening them in the house

Citron seeds

Sowing requirement:
Moist soil, hot weather, sunny location

Saving seeds until sowing:
Dry, dark location in room temperature

Sowing season:
Better in Spring (possible in the autumn in hardiness zone 10b+) possible all the year but less chance to establish well

Planting spacing:
Better in separate pots

Depth of Sowing:
2cm (1inches)

Conditions for seeds germinate:
Don’t let it dry, rich soil and sunny location

Watering requires for Seeds:
Average amount of water

Germination time:
2-4 weeks

Condition of seedling:
If there is Citrus leaf miner in one of the trees in the area better to put it in greenhouse or indoor


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Buddha’s hand – tree Fruit are look like hand with a lot of fingers and little bit shapeless, there is no pulp sometimes seedless. Fruit mostly rind, the ring color: yellow, the size ~10-22 cm

Baladi citron – oval citron, color green / yellow, size 7-15cm

Scientific name:

Citrus medica

Blooming Seasons

Edible Parts

Culinary Uses

Flower Colors


Harvest season

Ornamental parts

Plant growing speed

Plant life-form

Plant uses

Planting season

Plants sun exposure

Watering plants

Hardiness zone