# LH 4240 CNV

- **Vendor:** Latham Hi-Tech Seeds (independent family-owned, Alexander, IA)
- **Brand:** Latham Hi-Tech Seeds
- **Crop:** Corn
- **Relative maturity:** 92 days
- **Trait(s):** CNV
- **Source:** https://www.lathamseeds.com/products/lh-4240-cnv/
- **Rating scale:** numeric ratings ~1-9 where LOWER = BETTER (1 = best / most tolerant / most resistant); confirmed by cross-referencing Product Overview prose vs values (top-rated stalks/roots cluster 1.0-1.5, weak traits 3.0-3.5, none approach 9). Categorical values pass through verbatim (SCN source 'PI 88788', Phytophthora 'Rps 1k', Anthracnose 'ASR', 'Medium Tall', 'Flex'). NA/blank = not rated.
- **Service area:** Latham dealer network — Upper Midwest (IA/MN/WI/IL/ND/SD/NE)

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_This product features genetics that offer oustanding yields. Big, girthy ears have the ability to maintain ear size even at higher plant populations. Although adapted across all yield enviroments, its best when kept on your most productive soils at higher plant populations. Very good early vigor gets this hybrid off to a fast start with early fall drydown. It comfortably moves south out of its zone._

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## Agronomic Characteristics

- **Emergence:** 1.5
- **Flowering for Maturity:** Moderately Early
- **Early Vigor:** 2.0
- **Stalk Strength:** 2.0
- **Root Strength:** 2.0
- **Stay Green:** 3.0
- **Drydown:** 2.5
- **Test Weight:** 3.0
- **Drought Tolerance:** 2.0
- **Herbicide Sensitivity:** None Known
- **Suggested Population:** 32-36
- **Corn-on-Corn:** 2.0
- **Ear Height:** Medium
- **Ear Type:** Semi-Flex
- **Number of Kernel Rows:** 16-18
- **Cob Color:** Red
- **Husk Cover:** Medium
- **Shank Length:** Medium
- **Leaf Angle:** Semi-Upright

## Disease Ratings

- **Goss’s Wilt:** 3.0
- **Common Rust:** 3.0
- **Southern Leaf Blight:** 2.8
- **Northern Leaf Blight:** 2.0
- **Eye Spot:** 2.3
- **Gray Leaf Spot:** 3.0
