Mandevilla laxaChilean Jasmine Description This is the only Mandevilla which will tolerate being grown outside in the UK. It produces large white racemes of wonderfully scented flowers from late spring autumn. Needs to be planted in a sheltered free draining location or pot grown and given winter protection. Minimum temperature 1C Additional information Scented Flowering period: Late spring through to autumn Semi evergreen Hardy Half hardy Max height: 3. 5m if