Dahlia 'Coltness Mixed' (Hybrids) Seeds
Dahlia 'Coltness'
(Dahlia variabilis)

80 seeds   $2.75         

Dahlia 'Coltness' is a mixture of 4" single flowers that bloom from late summer to fall in shades of pink, red, rose, yellow and orange. It is popular for bedding, and it also makes a lovely cut flower.

Dahlia 'Coltness' is an heirloom flower that was introduced in 1922. Also known as Dahlia 'Coltness Hybrids' and Dahlia 'Coltness Mixed'.

Half-hardy annual. Easy to grow. Germinates at 65 degrees. Begins flowering about 10 weeks after sowing. Deadhead to promote continuous blooming.

Click here for an article by Graham Rice about growing dahlias from seed.

height 18"  spacing 12"

Sowing Dahlia 'Coltness' Seeds

Start dahlia seeds indoors 8 weeks before the last frost date. Or sow outdoors
1-2 weeks before the last frost date. Barely cover the seeds with soil. Full sun.

Annual Flower Seeds






Dahlia