Penstemon Giant Hybrids Penstemon Giant Hybrids

Sowing Sow in pots or trays under glass at 18°C. Lightly cover with fine compost. Planting 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. Other Instructions Plants can be grown in a sheltered site, they will survive over Winter but sowing should be left until April.

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