This grey rot is usually associated with wet or humid conditions. Disease Supercal are not prone to many diseases, but watch for botrytis while the days are short. To maintain optimum flower size, avoid spraying when flower buds are present Pests Aphids, leafminers, whiteflies, and thrips are the primary pests attracted to Petchoa. Two to three applications may be required for finishing larger baskets and containers. Greenhouse Product News published the following tips on using PGRs: “Plants respond well to foliar applications of daminozide at 2,500 to 5,000 ppm or paclobutrazol (Bonzi) at 20 to 30 ppm foliar spray or 2 to 3 ppm as a drench. Height Control Pinching, growing in cool conditions, and bright light are the best ways to control Petchoa, but they are vigorous and may need PGRs. We recommend six inches for 4” pots and eighteen inches for 10” pots. Space pots adequately to allow for light penetration and airflow between foliage of adjacent pots. Spacing Can be grown pot tight in an 1801. Pinching Pinching is recommended 5-10 days after transplantation. If you are not going to grow in a cold house, you can achieve faster production by 10-14 days. Our production schedule listed below takes into account colder temps. SuperCals can even take heavy frost, which makes them a good choice for cold-frame production. This will help keep the plant compact and encourage a well-toned growth without the use of PGRs. Flowering Grow Petchoa in a cool environment of 50-55F night temperatures. Extra iron can be applied to promote good leaf color. Supercal Premium Purple Dawn Selling Tips ' General Growing Tips For Your Rooted Cutting Liner For best results with Petchoa, we recommend using a constant feed program of 250-300 ppm N with an EC level between 1.5-2.0. Grow these plants for beds, hanging baskets, or as flowering cascaders in your combination pots. From the calibrachoa genes it gets vibrant colors that hold up well in harsh conditions.The early flowering time makes Petchoa a desirable addition to a spring program for those shoppers looking for color before your traditional plants are ready to sell. From the petunia side, Petchoas have strong roots and large flowers. Note: Petchoas aren't intended for human or animal consumption.Petchoa is a hybrid plant created by Sakata under the name SuperCal because it combines the best aspects of Petunias and Calibrachoas into one plant. You typically don't need to worry about pinching or pruning petchoas to keep them pretty, through you can if you'd like to encourage more compact growth. Slow-release fertilizers deliver a little bit of nutrients to the soil each time you water and you only need to apply them once a season. The soil should never stay wet or soggy, otherwise the roots could rot.įertilize petchoas regularly during the growing season or make it easy on yourself and use a slow-release fertilizer at planting time. Water them regularly to keep them from wilting - but take care not to overwater. In containers, choose a potting mix designed for use in pots. Like most flowering annuals (including petunias and calibrachoas, to which they're related), petchoas prefer moist, well-drained soil rich in organic matter if you grow them in gardens. They can tolerate some partial shade, but they won't bloom as well and are more likely to get lanky, unattractive stems without enough sun. Grow petchoas in full sun (at least six to eight hours of direct light a day).
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