Orange or Yellow are the signature colours of Pot Marigolds more correctly named Calendula officinalis.

Pot Marigolds are typically grown as an annual or biennials but can be cultivated as a short-lived perennial.

Calendula are also called  English, Field Marigolds, Scotch marigold or Ruddles but are unrelated to African or French marigolds.

Varieties to Consider

• Golden Princess;
• Orange Princess;
• Calypso Orange;
• Radio;
• Triangle Flashback with double flowers in shades of apricot-pink with a maroon 
• Deja Vu
• Pacific Beauty a mixture
  
• Sherbet Fizz

Grow From Seed

• Sow in autumn to over winter or start indoors before the last frosts.
• Avoid warm propagation temperatures, as they will produce weak plants.
• Keep the seeds covered with soil, as light inhibits germination.
• After germination good light will help create bushy plants
  

They may look like daisies because they come from the same family asteracea