Avena grass, or blue oat grass, has yellow flower spikes in summer and silvery blue leaves. This interesting plant makes a fine structural accent and will thrive in a dry, sunny area. Learn more about this distinctive plant.
Perennial - Pennisetum Rubrum "Fireworks" Looks like something from a Dr Suess book! Pennisetum Rubrum is my favorite grass, I wish it was a perennial around here, I'll have to remember to get some for around he house this year.
How to grow alliums, what variety to choose. Not susceptible to any serious plant diseases or pests and even ornamental alliums are deer and rodent resistant because they are technically members of the onion family.