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Ho 12-615 was derived from a cross made between TucCP 77-42 as the female parent and HoCP 96-540 as the male parent. The variety was released in 2019. Ho 12-615 is a variety that produces a high population of small diameter stalks. The variety stubbles well, is midmaturing and has poor cold tolerance. The following pictures will show different characteristics to help identify Ho 12-615.
1. Canopy – Erect; moderate shading; dark green.
2. Stalk wax – Moderate to heavy wax; the black color that can be present is sooty mold from fungal growth. Inset – Bud on the node is round and is below the growth ring; no bud groove on the internode.
3. Stalk color under the wax layer – Primarily green; the stalk becomes a darker reddish-green with exposure to the sun.
4. Leaf sheath – Moderate pubescence (small prickly hairs).
5. Leaf sheath margin – Slight, not very different from the green leaf sheath.
6. Dewlap – Olive green.
7. Auricle – Primarily absent to slight.
8. Distinguishing characteristics – This variety will often produce adventitious roots on the lower nodes; the erect and dark green canopy is another standout characteristic.
The LSU AgCenter and the LSU College of Agriculture
