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Maximum economic yield begins with a soil test to determine key soil nutrients your crops need. Your own experience, combined with soil testing is the first step to achieving a high yielding, high quality crop. Regular soil testing and the use of the appropriate Rainbow Plant Food grades will help you achieve complete nutritional balance for your crops.
Three macronutrients needed by pecans (nitrogen, potassium, and magnesium) are commonly deficient in Georgia soils. Three of the seven micronutrients (zinc, boron, and iron) needed by pecans are also commonly deficient. Pay close attention to these macro and micro nutrients when reviewing your soil and leaf samples.
As with most other plants, nitrogen is the most common limiting nutrient. To produce a consistent, high-quality supply of pecans, nitrogen should be applied annually. Aim to maintain a proper balance of nitrogen and potassium (a 2:1 ratio for most varieties) to prevent leaf scorch.
Zinc is an important micronutrient for pecan flowering, fruit size, leaf expansion, and nut yield. Even if you have adequate zinc levels in your soil, soil pH, nitrogen, and phosphorous application can affect the availability of zinc in the soil.
Rainbow Plant Food is a homogeneous, granular fertilizer that provides balanced nutrition across your pecan orchards. Each granule contains precise amounts of each nutrient to take the guesswork out of managing your micro and macro nutrient levels.
There are certain variables you’ll want to consider before applying Rainbow Plant Food to feed your crops. It’s important to know what is already in your soil prior to deciding on additional nutrients. Soil testing is the first step to understanding what your crops need. Knowing what is in your soil will help to avoid over-application of any nutrient, and subsequently avoid a toxicity problem that could negatively impact your yields.
Geographic location also plays a big role in soil type and will impact when the ideal time is for you to apply.
Talk to your local retailer or local extension office for specific recommendations.
| N | P | K | S | Mg | B | Ca | CU | Fe | Mn | Zn | Cl | NN |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 10 | 10 | 12.00 | 2.00 | .070 | 3.00 | .25 | .10 | 6.00 | .5 |
| N | P | K | S | Mg | B | Fe | Mn | Zn | Cl |
|---|---|---|---|---|---|---|---|---|---|
| 14 | 4 | 14 | 12.00 | 1.00 | .10 | 1.00 | .25 | .10 | 12.00 |