small white flowers

small white flowers

Observation - small white flowers. Description: These plants are about 45 cm high. Last year I put a packet of 'wild flower seeds' in the pot so they might be from that or they might be just something that's self seeded. The plants are about 45 -60cm high, and grow straight up. In the end of May they'v

These plants are about 45 cm high. Last year I put a packet of 'wild flower seeds' in the pot so they might be from that or they might be just something that's self seeded. The plants are about 45 -60cm high, and grow straight up. In the end of May they've just shown little white flowers.Does anybody know what they are?