Trollius 'Alabaster' has semi double, spherical, soft butter yellow flowers. Globe flowers are very hardy and easy to grow.

Trollius 'Lemon Queen' has spherical, golden yellow flowers. Globe flowers are very hardy and easy to grow.

Climbing nasturtium, Tropaeolum speciosum, is a choice climbing vine with dainty stems and delicate, clover-like leaves that erupts into masses of bright red flowers in summer.

Tropaeolum tricolor is a climbing nasturtium with numerous funnel-shaped red, yellow, green, and purple flowers.

Tropaeolum tuberosum is a climbing nasturtium with small leaves and thin tubular orange flowers.

Tropaeolum tuberosum 'Ken Aslet' is an amazing climbing nasturtium with glaucous small leaves and thin tubular orange flowers.