

NEXGROW 6441HVXR
Fall Dormancy: 4.4
Winter Hardiness: 1.6
Disease Rating Index: 39/40
StandFast FastGrowth Rating: TBD
NEXGROW 6441HVXR alfalfa has improved disease resistance, cold tolerance, persistence and HarvXtra forage quality. Offers excellent harvest flexibility for optimal balance of quality and yield. Features industry leading UltraCut™ alfalfa disease package.
Key features
- Improved UltraCut™ disease resistance
- HarvXtra technology
- Offers excellent harvest flexibility
- Excellent forage quality
- Top choice for poorly drained soils
Segment
Forage
Bacterial Wilt
Highly Resistant
Species
Alfalfa
Fusarium Wilt
Highly Resistant
Verticillium Wilt
Highly Resistant
Cutting System
3-4
Anthracnose (Race 1)
Highly Resistant
Emergence (Days)
7
Anthracnose (Race 5)
Resistant
Root Type
Tap
Aphanomyces Root Rot (Race 1)
Highly Resistant
Aphanomyces Root Rot (Race 2)
Highly Resistant
Aphanomyces Root Rot (Enhanced)
Highly Resistant
Growth Habit, Spring
Semi-Erect
Blue Alfalfa Aphid
Not Tested
Cowpea Aphid
Not Tested
Stem Thickness
Medium
Pea Aphid
Resistant
Spotted Alfalfa Aphid
Resistant
Stem Nematode
Resistant
Potato Leafhopper
Not Tested
Approx. Seeds/Kg.
500000
Northern Root Knot Nematode
Not Tested
Approx. Seeds/Lb.
227000
Phytopthora Root Rot
Highly Resistant
Seeding Rate - Alone/New (Kg./Hectare)
17-23
Seeding Rate - Alone/New (Lbs./Acre)
15-20
% Resistant Plants | Resistance Class | Class Abbreviation |
---|---|---|
> 50 % | High Resistance | HR |
31 – 50 % | Resistant | R |
15 – 30 % | Moderate Resistance | MR |
6 – 14 % | Low Resistance | LR |
< 5 % | Susceptible | S |
StandFast FastGrowth ratings are calculated from weekly measurements of varieties grown side‑by‑side from green‑up to harvest through the growing season. Expressed as average centimeters of growth per day.
Average cm / day | Growth Rating |
---|---|
> 2.20 | Very Fast |
> 2.00 | Fast |
> 1.80 | Average |
> 1.60 | Slow |
< 1.60 | Very Slow |