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Also known as Blue Snakeweed, Verbena Azul, Cayenne Snakeweed. Brown, Horticulture Agent, and Kim Cooprider, Master Gardener, from the Lee County University of Florida Extension. In zone 10 Blue Porterweed is likely to be a reliable perennial if not evergreen.
- pH Range: Acidic, Mildly Acidic, Neutral
- Outdoor Light: Full sun, Part sun
- Container Size: 3.5 inch SQ / 16 fl.oz. / 473 ml
- Native To / Origin: American Tropics
- Pruning: Not needed except to remove spent flower stems though it's not required, pinch to improve branching.