Flash News
  • Green bean micronutrients: requirements Green bean micronutrients or trace elements are often a forgotten aspect, not just in green beans but in general vegetable farming. Micronutrient deficiencies are rare…
  • Green bean planting times Green bean planting times are crucial since they are sensitive to frost They can be cultivated only when there is no longer any danger or…
  • Pests found commercial lettuce… Lettuce pests can be controlled in large commercial plantings. Due to the high planting densities and large fields, scouting is often neglected. Most pests are…
  • How to grow lettuce… According to botanists the current variety, Lactuca sativa, was developed from Lactuca scariola, which is a common weed in Europe, Abyssinia, East Asia and the…
  • The production of pumpkins… Pumpkins and squashes belong to the family cucurbitaceae and are related to calabashes, watermelons and muskmelons. Pumpkins and squashes probably originated in America from where…
Facebook Twitter Google Plus Pinterest

Green bean micronutrients: requirements

green bean fertilizer micro nutrient requirements

Green bean micronutrients or trace elements are often a forgotten aspect, not just in green beans but in general vegetable farming. Micronutrient deficiencies are rare in green beans but there are some soils where symptoms can occur. What growers forget is that a very small amount can have a devastating effect on yields. That is…

Green bean planting times

Green bean planting times are crucial since they are sensitive to frost They can be cultivated only when there is no longer any danger or risk of frost.  The different planting times for bush and runner beans in various parts of South Africa are listed in the table below Green beans planted during early summer…

Pests found commercial lettuce farming

lettuce farming field planting commercial pests diseases

Lettuce pests can be controlled in large commercial plantings. Due to the high planting densities and large fields, scouting is often neglected. Most pests are found near a specific location or concentrated in an area close to either other crops or forests. If these areas are sprayed first and regularly the spread of pests deeper…

How to grow lettuce commercially

cos lettuce red heads leaves commercial farming

According to botanists the current variety, Lactuca sativa, was developed from Lactuca scariola, which is a common weed in Europe, Abyssinia, East Asia and the USA. Lettuce is very important in a diet because of its high-quality content of Vitamin A and C. There are three basic commercial types: Curly leaf or cos lettuce Butter…

The production of pumpkins and squashes

pumpkins squash growing guide

Pumpkins and squashes belong to the family cucurbitaceae and are related to calabashes, watermelons and muskmelons. Pumpkins and squashes probably originated in America from where they spread to Europe and other parts of the world. Pumpkins were introduced to South Africa when the first Europeans arrived and they imported the seed from Brazil. An interested…

Green bean seed germination

haricot dry bean legume green phaseolus

Green bean seed germination is epigeal. that is the cotyledon is pushed above the soil surface together with the young leaves. From planting it takes about 6-10 days for the seedlings to appear, depending on the soil temperature. At an optimum soil temperature of 24-30°C the seed will germinate rapidly and the seedlings emerge after…

How to fertilizer green beans (Bush beans)

planting-green-beans-density-spacing-ridges

The basics of green bean fertilization Green bean fertilization is quite easy as it has a short growth season, but if neglected can have a significant effect on yields. Proper preparation of the soil and an adequate amount of well-balanced nutrients are essential for good yields and a large proportion of first grade pods. The nutrients…

Green bean varieties

Maximising farm profit starts with a lot of things and one of the is the right variety for the production system. The right variety will provide the grower with the right product for his market and climate. The most important is climate. If the variety is adapted to the farm climate, a higher portion of…

Nutrient uptake of vegetable crops and calculating fertilizer requirements

fertilizer recommendation calculation bags vegetables

The nutrient uptake of vegetable crops are used to determine very rudimentary fertilizer recommendations if you have nothing else to go by. A lot of purists will be up and arms of these guideline tables, but none of them can come up with a simple method of determining fertilizer recommendations that an average non-scientific farmer…

Substitution – Be aware so you don’t lose market share

vegetable horticultural substitution produce

Substitution is takes place when one products price is to high or becomes unavailable and households find a new product to substitute it.  A classic example is butter and margarine.  The price of butter started to increase up to a point where the manufacturers found it feasible to add colorants to margarine and sell it…