Keep in mind when planting that Sweet Caroline Bronze is thought of as tender, so it is imperative to wait until temperatures are mild before planting out of doors. Sweet Caroline Bronze needs a loamy, sandy and silty soil with a ph of 6.1 to 7.8 (weakly acidic soil to weakly alkaline soil).
Ensure a distance of
1.46 feet (45.0 cm) between seeds when sowing - look to sow at a depth of approximately
3.9 inches (10.0 cm).
By our calculations, you should look at sowing Sweet Caroline Bronze about 20 days after your last frost date.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Sweet Caroline Bronze is a tender plant.