Hibiscus
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Overview:
Hibiscus the state flower of Hawaii is a hardy deciduous flowering shrub that flowers in a variety of colours that appear in July to October.
It is suitable for borders, hedges and growing in containers.
Pruning as such is not required, straggly weak growth and general shaping of the plant/s can be done after flowering.
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Cultivation:
Week 12:
Sow seeds in pots or trays of seed compost, and germinate at around 20°C (68°F)
These should take 7-10 days to germinate.
Week 14:
Prick out seedlings if large enought to handle.
Week 18:
Pot on cuttings taken the previous year into 100mm (4”) and grow on in a coldframe until planting out time.
Week 27:
Take 75-100mm (3”-4”) heel cuttings of half-ripe lateral, non-flowering shoots.
Root at a temperature of 16°C (60°F).
When rooted, pot the cuttings singly into 70mm (3”) pots of potting compost and over-winter in a cold frame.
Week 40:
Plant out anytime from now until April, in a sheltered border in full sun, and in well-drained, fertile soil.