Hypericum patulum 'Hidcote' (Hidcote St. John's Wort)Large, fragrant flowers Lemon yellow blooms peak late June but continue to flower all summer Treat this like an herbaceous perennial and cut it back each year. Has large, single, lemon yellow flowers throughout the entire plant which are somewhat fragrant. Peak flowering time is in late June, but will continue throughout the entire summer. Hardiness Zone 5 8 Height 2 4 ft Spread 2 4 ft