Information presented above and where trade names are used, they are supplied with the understanding that no discrimination is intended and no endorsement by Ohio State University Extension is implied. Harvest for roasting when ears have just reached full size, or for dry corn when husks have fully yellowed. Inventories, or carryover, from recent crop years, also can influence the price of corn. In a typical year, the decision of when to harvest corn largely depends on the cost trade-off between excess harvest losses and energy costs for drying.
Earlage is often lower in protein than other corn grain products. All diets included corn silage at 22% of DM and alfalfa silage at 33% of DM. The RHMC diet included soyhulls at 9% of DM to have similar NDF content to SNAP and SPDC. Corn is a tender, warm-season annual that is best planted after the soil temperature reaches 60°F, usually 2 or 3 weeks after the last frost in spring.
After harvest the stalks might be worked in with tillage or the field might be no-till. Remove the dried kernels from the cob by rubbing two cobs together, or by twisting the ear with the palms of your hands until the kernels pop off. In early September, they took corn deliveries for one week while covering the drying cost up to 25%.
Keep in mind that the tire traffic of the grain harvest operation (combine, grain carts, trucks, etc) will make some percentage of the stover very difficult to harvest. Through the 1990's, timing silage harvest based on the kernel milkline position was widely recommended.
If you don't trust your judgment, you can pull back a bit of the husk and check to see if the ear looks well filled and the kernels are creamy yellow or white. When operating corn combines, make sure that no one enters the grain tank or stands near the stalk chopper when the machine is running.
Golden Bantam - A home gardener favorite heirloom variety, Golden Bantam reaches 5-6 feet tall and produces an early sweet corn. Harvesting may need to start on the early side to ensure the field does not get overly dry by the time harvesting is complete. A survey of extension educators and specialists working with affected farmers indicated there is no simple solution to harvesting the downed corn.
However, there is considerable variation in the progression of the kernel milk line and the moisture percentage of the whole plant. If harvested late, the cob is How To Harvest Corn Seed low in digestibility, resulting in a feed with lower energy content relative to dry grain. After harvesting, bring nutrition back into the garden bed in by planting a cover crop in place of the corn plants during the off season.
Once the target milk stage is reached and whole-plant % DM is determined, an average dry down rate of 0.5% unit per day can be used to estimate the number of days until harvest. Under drought conditions or south of the upper tier of states in the USA, samples should be collected slightly earlier than the stages shown in Table 2. Corn reaches harvestable % DM at earlier kernel stages as you move south.
Sweetness is the key, so it helps to understand what makes corn sweet and why timing is so important in your harvest. First, count the number of kernel rows and kernels per row on an ear. How to Grow: Sweet corn seed requires a soil temperature of 65 degrees F to germinate well, otherwise seed may rot easily due to its high sugar content.
The local ethanol planted wanted corn early in 2011. Bend the ear of corn downward in a smooth, quick motion to break the ear from the stalk. If these problems are severe, consider harvesting and drying grain to below 18% moisture to stop progression of both insects and diseases.