Iodine for cucumber as fertilizer


Iodine for cucumbers in the greenhouse is a good and affordable alternative to expensive production dressing and chemical preparations that prevent the incidence of this plant. Many adepts of agriculture and gardening have already appreciated the advantages of this simple universal remedy and successfully use iodine to increase the yield of vegetables.

Unconventional "garden" use

A 5% alcohol solution of iodine can be found in every pharmacy. For many, it is a discovery that this effective antiseptic can be used to combat a variety of plant diseases and their prevention. But those who have ever experienced recipes with iodine in the “garden” business, begin to use it for processing virtually all garden crops: from tomatoes and eggplants to potatoes and strawberries.

The advantages of using iodine in gardening:

  • allows you to increase the period of fruiting plants;
  • stimulates seed germination, stalk growth and flowering;
  • increases yield;
  • increases the content of vitamin C in vegetables;
  • contributes to the rejuvenation of the whips;
  • increases the number of ovaries;
  • inhibits fungal infections (peronospore, phytophtora) in the early stages of development;
  • activates the vitality of plants.

The tendency of greenhouse cucumbers to various diseases is one of the major drawbacks of growing this vegetable in a temperate climate. Treatment of rough creeping stems and heart-shaped leaves of cucumber with water and iodine before the beginning of flowering and during the growth period is a good prevention of basal and other types of putrid diseases.

Disadvantages of using iodine in gardening:

  • iodine vapors are harmful to humans in large numbers, therefore, after treatment in a greenhouse and a greenhouse, it is impossible to stay for a long time;
  • improper dosage of a chemical can cause burns and plant death.

To date, several recipes for feeding and spraying cucumbers with iodine have been successfully applied.

Recipes and application rules

Iodine is very volatile, so the easiest way to sanitize a greenhouse with cucumbers and get rid of excess moisture is to hang open bottles with the substance around the perimeter of the greenhouse. This can be done immediately after sowing the seeds of cucumbers in the greenhouse, periodically as the shoots grow, pouring a solution of iodine into the jars.

Recipes iodized fertilizer for cucumbers:

  1. Top dressing of cucumbers with iodized milk.


  • water - 9 l;
  • skimmed milk - 1 l;
  • iodine - 30 drops;
  • laundry soap - 20 g

Grate soap on a fine grater, add to warm milk, pour in iodine, mix with water and mix thoroughly. Spray the plants. Repeat every 10 days as cucumbers grow.

  1. Top dressing of cucumbers iodized bread infusion.


  • white bread - 1 pc;
  • water - 15 liters;
  • iodine - 1 vial.

Soak a loaf of bread in water and leave overnight. In the morning, carefully knead the bread with your hands, pour in iodine. Strain the resulting solution, bottled and used for processing cucumber leaves as needed. Bottles of fertilizer stored in a dark cool place.

  1. Fertilizer with whey.


  • water - 1 l;
  • alcohol solution of iodine - 40 drops;
  • unpasteurized whey - 1 l;
  • hydrogen peroxide - 1 tbsp.

All ingredients mix, process plants every 10 days after sunset.

Top-feeding of cucumbers and preventive spraying with iodized water will relieve from simple and downy powdery mildew, root, gray and white rot, will help to defeat the phytophtora.

Proportion for spraying: 5-10 drops of iodine solution per 10 liters of water. For prophylaxis it is necessary to conduct 3 sprays with an interval of 10 days.

In order not to use toxic chemicals to combat rot, experienced gardeners use iodine along with urea. To do this, 50 g of urea is mixed with 20 drops of iodine, 2 liters of serum and 10 liters of water. The resulting solution should be processed landing 2-3 times per season.

Having decided to grow cucumbers in a greenhouse for your family or for sale, you should learn that it is much easier to prevent plant diseases than to fight them. Following the rules of agrotechnology, and correctly using such available substances as iodine, even a beginning gardener is able to get a wonderful harvest of elastic, delicious cucumbers.