cape daisy daisy garden summer yellow daisy yellow flower city garden flower nature Osteospermum plant Purple Daisy Whte Daisy Cape Daisies daisies Daisy with blue-purple centre flowers plants. White daisy annual arctotheca calendula cape dandelion cape gold cape marigold cape weed competitive daisylike edible groundcover hairy stems herb invasive-weed leaves lobed basal leaves noxious-weed ornamental petals prolific rosettes spreader squat perennial stolons taproot vigorous weed yellow arctotheca-calendula cape-daisy cape-dandelion cape-gold cape-marigold cape-weed capeweed hairy-stems lobed-basal-leaves squat-perennial bright golden green herbaceous-plant pointed-petals shade shadows stamens sunlight sunshine Aizoaceae angular-pigface Cape-fig carpobrotus-glaucescens coastal creeping-succulent daisy-like-flowers drought-resistant dune-stabilizer fire-resistant fleshy flora food Hottentot-plant ice-plant invasive medicinal nutritional open perennials pigface pink-purple plant-mat prostrate salt-substitute salt-tolerant sand-dunes sand-stabilizer smooth-leaves sour-fig strand-ivy succulent thick triangular-leaves bee bees insect insects