PR08206
Pacific Giant Black Knight
Delphinium Seeds
Pacific Giant Black Knight delphinium flowers are a gorgeous dark violet-purple. Black Knight is the darkest-colored delphinium in the Pacific Giant series.
Huge 3 in. double summer flowers are excellent for cutting. When first flower spike is removed immediately after bloom, additional spikes quickly form. Plants grow 4-7 ft. tall, need staking to protect heavy flower spikes from the wind. The palmate-shaped leaves are large.
Pacific Giant Black Knight delphinium is a dramatic plant for the cottage garden or the back of borders. Winter hardy to zone 3.
Growing Pacific Giant Black Knight Delphinium Seeds
Plant Delphiniums Seeds: Sow seeds in cell packs or flats, press into soil, fully cover. Darkness will aid germination. Kept at 55°F., germination is in 14-35 days.
Grow Delphiniums: Germination rate of delphinium seed is improved (if prior to sowing) seeds are placed in a ziplock bag with a small amount of moist growing media (or a moist paper towel), placed in the refrigerator for 2 weeks.
Shipping Information
U.S. Shipping Rates
Free shipping on U.S. orders over $60.00.
Free priority shipping on U.S. orders over $150.00.
Standard U.S. shipping is $5.99.
Priority U.S. shipping is $9.99.
International Shipping Rates
Shipping to Canada is $13.99.
International shipping to all other countries is $15.99.
Satisfaction Guarantee
We guarantee all the seeds we sell for one full year from the date of purchase. If you are unsatisfied with any seeds purchased from Swallowtail Garden Seeds, we will issue a refund. For customers in the U.S., we can send one-time replacements or issue a refund.
