# LH 5559 SS RIB

- **Vendor:** Latham Hi-Tech Seeds (independent family-owned, Alexander, IA)
- **Brand:** Latham Hi-Tech Seeds
- **Crop:** Corn
- **Relative maturity:** 105 days
- **Trait(s):** Smart Stax
- **Source:** https://www.lathamseeds.com/products/lh-5559-ss-rib/
- **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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_Broadly adapted to all yield environments, LH 5559 SS RIB has a strong disease package. It also has good ear flex and test weight with great early vigor. It handles Goss’s Bacterial Wilt well, too. LH 5559 SS RIB needs medium to higher end populations._

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## Agronomic Characteristics

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

## Disease Ratings

- **Goss’s Wilt:** 1.5
- **Northern Leaf Blight:** 3.0
- **Anthracnose Stalk Rot:** 2.0
- **Gray Leaf Spot:** 2.5
