Nectar rich plants are usually single flowers, bee's find it more difficult to get into double flowers.
March - April Apple Bluebell Broom Bugle Cherry Erica carnea (heather) Flowering Currant Lungwort (Pulmonaria) Pear Plum Pussy Willow Red dead-nettle Rosemary White dead-nettle
May - June Alliums Aquilegia Birds-foot trefoil Bugle Bush vetch Campanula Ceanothus Chives Comfrey Cotoneaster Escallonia Everlasting Pea Everlasting wallflower Foxglove Geranium Honeysuckle Kidney Vetch Laburnum Lupin Monkshood Poppies Raspberries Red Campion Roses (singles) Sage Salvia Thyme Tufted vetch Meadow Cranesbill White Clover Wisteria Woundwort
July - September Black horehound Borage Bramble Cardoon Catmint Cornflower Delphinium Heathers Hollyhock Hyssop Knapweed Lavender Lesser burdock Marjoram Mellilot Mint Penstemon Phacelia Polemonium Purple loosestrife Red bartsia Red clover Rock-rose Sainfoin Scabious Sea Holly Snapdragons St. Johns Wort Sunflower Teasel Thistles Viper’s bugloss