A-Line

The A-line is very well suited for different forcing cultures. The standard cultures of potting and sprouting hyacinths, but it is also extremely well suited for the cut flower culture. The A-line is very well suited for very early and late blooming as well.

Planting date	# of weeks in cooling (at 9ºC or 48ºF)
Beginning of September	9
± 15 September	9
± 15 October	9
± 15 November	8
± 15 December	8

Advice for greenhouse forcing
Temperature for the greenhouse to be kept at: for the first three periods (23 to 26ºC (or 73 to 79ºF). For the subsequent periods the temperature can be reduced to from 19 to 22ºC (or 66 to 72ºF).

A-line as cut flowers
Cut flowers should become taller then the potted variety. In order to obtain the extra length one needs a longer cold period.

Planting date	# of weeks in cooling (at 9ºC or 48ºF)
± 15 September	12
± 15 October	11
± 15 November	10
± 15 December	10

The A-line as cut flower needs a greenhouse temperature between 18 and 20ºC or 64 to 68ºF)

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