WALTHAM BUTTERNUT SQUASH (90 days) - Pinetree Garden Seeds - Vegetables



Germ 7-10 days / Moschata
A relative newcomer amongst winter squash, Butternut was introduced in 1944, although the breeding material, Winter Crookneck, dates back to the 19th century. Vines run 6-7’ in length and yields of 2-3lb squash are good, but quite late. 15 seeds


Indoors- Plant in individual biodegradable peat/cowpots 1/2”-1” deep, 3-4 weeks before last frost with soil temperature 70 degrees. Transplant 36” apart after last frost without disturbing the roots.

Outdoors- 1/2”-1” deep after last frost, in warm soil at least 70 degrees. Sow a few seeds per space/hill with 24-36”.

Harvest- Before heavy frost. Determine ripeness when it has turned color has a dull dry skin and you can’t dent the skin with your thumbnail. Leave two inches of the stem on squash and manage carefully so there is no damage which can shorten its storage life. Curing for 7-10 days in the sun to harden the rind and increase storage quality.

Tips- Plant in fertile soil, amended with compost or well rotted manure and keep well watered. They benefit from growing on black plastic and by using row covers for weed, insect control, and more rapid growth. Fertilize on a regular basis by watering with compost tea. Select the more compact varieties if your space is limited.