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Sweet Pea Promise
Product Part Number: 76770
When to sow
When to Sow Promise Sweet Pea Seeds
September to April
Late June to September
Where to Sow
If sowing in September, sow sweet pea seeds direct in flowering site at 2cm (3.4") deep. Later sowings in pots 5 seeds in each. October and November sowings should be sown in a cold frame. January sowings should be in a heated glasshouse. March sowings can be made in a cold frame. If sowing in April, sow direct to the flowering site.
What to do Next
Glasshouse raised seedlings should be hardened off during March. Plant out pot grown seedlings in the flowering site 15cm (6") apart in April. Thin direct sown seedlings to 10cm (4") apart. Pick flowers regularly to encourage new growth.
Provide sturdy support for plants. after a good rain a mature plant will be heavy.