How to grow garlic

Best way of How to grow garlic

How to grow garlic: Garlic is an awesome herb that enriches with different types of nutritional value. Garlic is rich in fat, a lot of calcium and little amount of vitamin C. Besides, garlic has many medicinal properties like if you take the garlic regularly it will control your blood pressure and blood sugar. Garlic enhances immunity and works against various types of cancer.

Herbal properties of garlic

  1. Destroy worms
  2. Reduces the difficulty of breathing/asthma
  3. Helps to digest
  4. Increases urine velocity
  5. Exhales the mucus of the trachea
  6. Relieves the asthma patient
  7. Reduces hypertension
  8. Reduces hair ripen
  9. Reduces the cholesterol level in the body.

Uses: Garlic is used as a spice. Besides, garlic is used for making various dishes and mouthwatering foods.

How to grow garlic

Suitable land, soil, and environment: Garlic grows well in temperate regions. Cold weather is favorable for garlic cultivation. If excess heat after planting, if the weather is cloudy and if there is heavy rainfall occur then garlic can’t grow well. Organic matter rich and easily broken soil suitable for garlic. Loamy soil which does not accumulate water (well-drained soil) is suitable for garlic cultivation.

Varieties: No approved varieties. Local varieties are cultivated.

Seed Planting

For planting garlic in the line, usually 4 m long and 1.5 m wide blocks are made. The outer coir of dried garlic is planted. When planting, the tip of the coir should be kept on top and covered with soil. Garlic should be placed in the following way-

Line to line distance: 4 inches

Coir to coir (planting distance): 6 inches

Planting depth:  1 inch

3-5 kg ​​seeds of garlic are required per hectare. (1 hectare =10,000 m2; if you want to grow garlic in a small garden you should divide the amount by 10,000 for each meter of land)

Fertilizer management

The quantity of fertilizer per hectare of garlic: Well decomposed cow dung 10 ton, Urea 200 kg, TSP 120 kg, MOP 100 kg, Zinc sulphate 20 kg, Borax 3 kg and gypsum 100 kg. All the cow dung, TSP, zinc sulphate, borax and gypsum should be mixed with the soil while making the land. 50 kg of urea and 50 kg mop of fertilizer are applied every hectare in two installments. First installment at 30 days after planting and second installment at 60 days after planting.  

Irrigation and Weed Management

Irrigation should be given occasionally when the soil moisture will be low. After irrigation, the soil should be scrubbed with a hoe. Weeds should be removed when they appear.

Insect Management

Insect Name: Thrips

Introduction: Thrips are not easily visible as small-scale insects, but as they suck the juice of the leaf, the leaves die off and the yield is reduced due to over-attack.

Ways to identify the insects: Female insects are yellowish. The male is dark brown. Young insects are yellow or white. Long spots can be seen on their backs.

Nature of Damage: As the sap is sucked, the leaves turn silver or small brown spot or spots appear. If the attack is excessive, the leaf dries and dies. The tubers become small and distorted in shape.

Favorable Environment: Presence of alternative host.

Life cycle: Female insects lay 45-50 eggs into leaf cell.

Nymphs hatch from eggs in 5-10 days. The nymph goes through two stages in 15-30 days. The first step is taking the food and the second step is on the ground without taking food. They breed 6 times a year and are able to give birth without mating with female insects.

Control Management: The use of white color adhesive traps increase the number of spiders in the field and it can control the insects. The approved pesticides should be applied to the prescribed dose.

Disease management

Name of the disease: Purple blotch

Introduction: This disease causes the most damage to onions. The leaves and stems of the tree are affected at any age. The onion does not flower and the crop production is reduced due to severe infection. Infected seeds cannot be stored for long. The market price goes down.

Causes of the disease: The disease is caused by the fungi Alternaria pori and Stemphylium botryosum.

Nature of Damage: At first small purple water soaked lesions are appear. The lessions gradually increase into large spots. Affected area dries up like straw.

 – Infected leaves gradually begin to die from the top.

– The spots at the base of the leaf or stem on the affected area increase gradually and suddenly the leaf or seed-carrying stem breaks and the seed becomes malnourished and the yield is reduced. 

Favorable environment for disease development: The disease spreads rapidly when it rains.

Host and Spread: The disease is spread through infected seeds, infected and abandoned parts of plant and air.

Control Management:

– Use of resistant or tolerant varieties

– Use of disease free seeds

– Following the crop rotating that means onions should not grow in the same land for at least 4 consecutive years.

– Destroy the infected and abandoned part of onion plant, weed

– Apply approved prescribed dose of fungicide.

Stem rot disease of garlic

Disease Name: Stem rot

Causes of the disease: The disease is caused by fungi called Sclerotium rolfsii and Fusarium.

Introduction: The plant can be infected at any age. Infection can be seen on the tubers and roots. Infected tubers cannot be store for long time because of rotting.

Nature of Damage: The leaves affected of the plant turn yellow and fall off.

– With the pull of the affected tree, the onion comes up easily from the soil.

– White fungus and round brown fungus bead (Sclerotium) can be seen on the affected area.

Favorable environment: The disease spreads rapidly in soils full of high temperature and moisture. Irrigation in the field increases the disease.

Spread: Since the fungus of this disease survives in the soil, the disease is spread through irrigation water and by working tools during intercultural operation.


– Infected plants must be removed and destroyed.

– The soil shouldn’t be kept moist all the time.

– Onion/garlic shouldn’t be cultivated every year in the affected land.

– Approved fungicides should be applied in prescribed doses.


When the leaves of the garlic plant turn dry and brown, it becomes suitable for harvesting. Garlic is picked along with leaves of the plant. The harvested plants are dried in the shade and stored.

Yield: 8-12 tons per hectare.

You can see more articles about gardening tips

Gardening Organization

American Public Gardens Association

Agriculturist Musa

Agriculturistmusa is a graduate student in agriculture. He is doing research on home improvement, indoor, and outdoor gardening! He loves to decorate the home, garden, and lawn care. Based on his experience about home, improvement, gardening, and lawn; he is sharing his thought and opinion, tips, and tools so that a beginner can get started right away. Find him on Twitter here. Happy reading!

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