Flowering Climbers Passiflora caerulea - Passion Flower. Cover the plants against frost, during winter. A beloved climber with beautiful purple-white passion flowers. Soak the seeds during 48 hours in water. Can be sown year round in a seed-bed or large pot (3 or 4 seeds a pot) at 20°C. Can also be planted out after mid May, in a sunny and sheltered place. Blooms from June to October. Buzzy Climbing Flowers Collection
