A full sun position will ensure your plant thrives and remember to water moderately. Keep in mind when planting that Wave is thought of as half hardy, so remember to watch your frost dates and ensure you have this plant protected when the temperature dips. Ensure your soil is potting mix and loamy and has a ph of between 5.5 and 7.0 as Trailing petunia is a weakly acidic soil to neutral soil loving plant.
Growing Wave from seed
By our calculations, you should look at sowing Wave about 77 days before your last frost date.
Transplanting Wave
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Wave is a half hardy plant.