Schedule Crop - Verbena Buenos Aires

Verbena Buenos Aires

Data is gathered from our Elburn, Ill., trials (Zone 5a) for a North American audience. Warm-climate growers: expect 1-2 weeks earlier finishing. Cool-climate growers: expect 1 week slower. Dates based on standard 288 plug size.

Notes/Pitfall Management
Primarily grown as an annual. One or two pinches/trims can help manage container size. B9 is also beneficial.

Week color desired

Sow week

Plug transplant week

Early Spring

Quart
(1 ppp)

Gallon
(3 ppp)

Commonly sold green in the spring. Long days and/or high light intensity will hasten flowering.

Spring/Summer

Quart
(1 ppp)

Gallon
(3 ppp)

Late-Summer/Fall

Quart
(1 ppp)

Gallon
(3 ppp)

Verbena Buenos Aires

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Germination
Seed Form:	PRM
PlugSize:	288
Seeds/Cell:	4
Plug Crop Weeks:	6-7
Days from 50% to maximum germination:	7-10
Cover Seed:	Yes

Plug Production
Stage 1
Moisture:	Level 4
Temperature:	68-72°F (20-22°C)
Light:	Dark

Stage 2
Moisture:	Level 2-3
Temperature:	65-68°F (18-20°C)
Light:	2,000-2,500 fc (21,500-26,900 Lux)
Fertilizer:	100 to 175 ppm N (0.7 to 1.2 EC)

Stage 3
Moisture:	Level 2
Temperature:	60-65°F (16-18°C)
Light:	2,000-2,500 fc (21,500-26,900 Lux)
Fertilizer:	100 to 175 ppm N (0.7 to 1.2 EC)
PGR:	daminozide/chlormequat chloride tank mix/1,500/200-2,500/300 ppm/Spray

Stage 4
Moisture:	Level 2
Temperature:	60-65°F (16-18°C)
Light:	4,000-5,000 fc (43,100-53,800 Lux)
Fertilizer:	100 to 175 ppm N (0.7 to 1.2 EC)
PGR:	daminozide/chlormequat chloride tank mix/2,500/300-3,750/500 ppm/Spray

Vernalization:	No
Propagation Key Tips:	For forcing info: See Perennials Forcing Guide. Spray damp-off fungicide. Grow relatively dry after Stage 1.

Growing on to Finish
Growing on Temperature:	(day) 65-68°F (18-20°C) (night) 60-65°F (16-18°C)
Target Media pH/EC (1:2):	5.5-6.2 pH 1.3-1.5 mmhos/cm
Fertilizer:	175 to 225 ppm N (1.2 to 1.5 EC)
Daylength:	Facultative Long Day
Daylength Notation:	For forcing info: See Perennials Forcing Guide.
Fertilizer Notation:	Apply fertiliser at rate 1 to 2 (100 to 125 ppm N/1.2 to 1.5 mmhos/cm EC) or 200 ppm as needed. Maintain the pH at 5.5 to 6.
Finishing Key Tips:	Primarily sold green. Grow dry and light. Relatively high fertilization. Avoid high N. Prevent Mg and Fe deficiency.