UPCA Var 4 Corn: Yield, Maturity and Characteristics
UPCA Var 4 corn is a yellow open pollinated corn variety. The Philippine Seed Board approved it in 1974. It takes 115 to 125 days from planting to the harvest of dry grain.
Compare it with the others in our corn variety finder, or see every crop variety we list. For the crop itself, read our guide: Pagtatanim ng mais, step by step.
- Days to harvest: 115 to 125 days from planting to the harvest of dry grain.
- Plant height: about 250 cm.
- Type: Yellow open pollinated.
Key facts about UPCA Var 4 corn
| Trait | What the record shows |
|---|---|
| Registration | Philippine Seed Board |
| Year approved | 1974 |
| Type | Yellow open pollinated |
| Days to harvest | 115 to 125 days |
| Plant height | 250 cm |
How long does it take, and how much does it yield?
UPCA Var 4 corn takes 115 to 125 days from planting to the harvest of dry grain. That is 18.4 days longer than the average of the 28 yellow open pollinated corn varieties with a day count, 101.6 days. A shorter crop frees the field sooner and dodges more of the weather, while a longer one often fills more.
Once you know the day count, anee.io dates every task from each lot's own planting day, with the growth stages and weather beside it.
Is it resistant to pests and diseases?
No pest or disease ratings are published for this variety. So treat it as untested, and scout every week.
The pests and diseases that hit corn fields most often: Asian corn borer, banded leaf and sheath blight, Corn downy mildew, Corn ear rot, Corn earworm. Our pest finder and disease finder help you name what you see.
Where and when to plant UPCA Var 4 corn
Start with the color your buyer pays for: yellow corn goes to feed mills, while white and glutinous corn go to the table. Next, pick between a hybrid, which yields more but needs new seed every season, and an open pollinated variety, whose seed you can save. Then match the island group in its recommendation, because trials in Luzon and Mindanao give different winners. Before planting, get the field ready with our guide: Land preparation for corn.
Before you buy seed
- Buy sealed packs or tagged sacks from an accredited dealer, and check the packing date and germination rate.
- Ask your municipal agriculturist or nearby farmers how it did in your area last season.
- Try it on a small area first, beside the variety you usually plant, before you switch the whole farm.
- Write down the planting day, inputs and harvest, so you can compare varieties on your own ground. anee.io keeps these records for you.
Set the planting day of each lot and anee.io dates every task to harvest, with the weather beside it. Free on the Libre plan.
Start freeCorn varieties like this one
These are the closest matches among the corn varieties we list. So if seed of this one is hard to find, compare these first.
- cuban x early Carribean: 105 to 115 days, 1968
- USM nch 39: 103 to 114 days, 6.66 t/ha, 2015
- UPCA Var 5: 106 to 110 days, 4 t/ha, 1978
- IES Cn 11y: 105 to 107 days, 6.23 t/ha, 2014
How long does it take to harvest?
Can I save its seed?
Where can I buy seed of UPCA Var 4?
See how UPCA Var 4 will do on your farm
With Libre + Anee, see its full record: how it yields, its strengths and weaknesses against pests, diseases and the weather, and whether it fits your farm, your season and your soil.
The account is free, no credit card.
