Penstemon Giant Hybrids
Semi-dwarf rockery or border plant which should be used more often as the trumpet shaped flowers are beautiful. Height 45cm.
WHEN TO SOW
February to March
WHERE TO SOW
Sow in pots or trays under glass at 18 ° C. Lightly cover with fine compost.
WHAT TO DO NEXT
When the seedlings are large enough to handle, prick off into trays spacing 5cm (2") apart. Grow on and gradually harden off for planting outside form late May. Spacing 15cm (6") apart.
June to August
Plants can be grown in a sheltered site, they will survive over Winter but sowing should be left until April.