Floremara 2012 by Optimara

More catalogs by Optimara | Floremara 2012 | 32 pages | 2012-01-06

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Page 24 of Floremara 2012

our garden begonia solenia® assortment consists of a select group of cultivars all are very weather resistant and specially selected for outdoor performance peat solenia® can be potted in every good quality peat most important the peat must keep a good moisture level example for a good quality mix 80 peat moss 15 peat moss fragments 5 clay balance the ph to 5.8-6.2 pot size pink and orange 5-6 inch 12-14cm red 4-5 inch 10-12cm solenias® are also very suitable for growing in dishes or larger hanging baskets for a 10 inch 25cm hanging basket we recommend 3 cuttings or plugs per basket 2 for 8 inch 20cm basket pinching red for a good size it is recommendable to pinch pink and orange you have to pinch for bigger pot sizes time one week after potting or after three leaves appear temperature after potting keep a temperature of 680 f 200 c day and night as soon as the plants are well rooted you can drop the temperature to 660 f 680 170 190 c to harden off the plants you should keep the last two weeks of the culture at the temperature of 580 f 140c if the plants stretch too much you can use the cold drop which is a drop of 3 degrees from 2 hours before sunrise until two hours after sunrise shading solenia® must be grown under as much light as possible only at the start do you have to shade if the radiation is higher than 18000 lux 252 w/m2 91 j/cm2 artificial lighting for lighting solenia® there three possibilities 1 assimilation lighting during the complete time of culture the light intensity should be 250-300 foot candles 2500-3000 lux this corresponds with about 35 watt/m the total day length should range from 1618 hours 2 another method is to grow the plants under assimilation lights during the first four weeks after that the plants are spaced and placed in another greenhouse where real lighting is simulated by tl or grow lamps about 8 watt/m2 especially in winter this method results in quick and healthy start of the plant 3 the whole culture under tl or grow lamps with eventually cyclic lighting in that case the lighting should be 10 minutes per half hour in cases 1 and 2 the dosing of co2 can be continued during the period of lighting however it is of no use to dose co2 in the case of lighting by tl or grow lamps a dose of 650 ppm is most economical at any rate never more than 800 ppm short days this is not really necessary for red and pink it may be preferable to use for more uniform crop with more compact plants if you blackout it must be in the first three weeks after potting and for a period of at least 10 days stopping solenia must be stopped especially the red and orange it also depends on whether you have pinched the plants if you stop start two weeks after planting and then every week concentration of 1 of course stopping depends on the size of the plant you want the temperature you grow etc it can be necessary to stop two times a week fertilizing after potting give calcium nitrate 1 gr liter later fertilize with 12-12-36 and calcium nitrate 6 weeks after potting only potassium nitrate or 1212-36 to harden off the plants the plants must have been in the peat at an ec of at least 1 if you don t fertilize enough you will get a lot of single flowers also the consumer should fertilize on a regular basis to get the best performance sticking for smaller plants it is not always necessary but sticking is advisable especially for bigger plants in 4 inch 10 cm pot you need 1 or 2 sticks by 5-6 inch 13 cm pot you need 4 or 5 sticking is important to avoid damages caused by transport culture time the culture time depends on the following growing conditions pinching pot size how many flowers are needed time of potting growing time for 12 cm pots with open flowers is 8 weeks possibilities make sure your customers are aware that solenias® are not an indoor houseplant but an outdoor plant solenias® are best used in window baskets or as a patio plant solenias also grow well in gardens either in the shade or in direct sunlight 24